10-D 1 has07wf1_10d-200711.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 10-D ASSET-BACKED ISSUER DISTRIBUTION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the monthly distribution period from: October 26, 2007 to November 26, 2007 Commission File Number of issuing entity: 333-140923-04 HSI Asset Securitization Corporation Trust 2007-WF1 (Exact name of issuing entity as specified in its charter) Commission File Number of depositor: 333-140923 HSI Asset Securitization Corporation (Exact name of depositor as specified in its charter) HSBC Bank USA, National Association (Exact name of sponsor as specified in its charter) New York (State or other jurisdiction of incorporation or organization of the issuing entity) 54-2199962 54-2199963 54-2199964 (I.R.S. Employer Identification No.) c/o Wells Fargo Bank, N.A. 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices of the issuing entity) (Zip Code) (410) 884-2000 (Telephone number, including area code) Not Applicable (Former name, former address, if changed since last report) Registered/reporting pursuant to (check one) Title of Section Section Section Name of Exchange Class 12(b) 12(g) 15(d) (If Section 12(b)) I-A _____ _____ __X___ ____________ II-A-1 _____ _____ __X___ ____________ II-A-2 _____ _____ __X___ ____________ II-A-3 _____ _____ __X___ ____________ II-A-4 _____ _____ __X___ ____________ M-1 _____ _____ __X___ ____________ M-2 _____ _____ __X___ ____________ M-3 _____ _____ __X___ ____________ M-4 _____ _____ __X___ ____________ M-5 _____ _____ __X___ ____________ M-6 _____ _____ __X___ ____________ M-7 _____ _____ __X___ ____________ M-8 _____ _____ __X___ ____________ M-9 _____ _____ __X___ ____________ M-10 _____ _____ __X___ ____________ X _____ _____ __X___ ____________ P _____ _____ __X___ ____________ R _____ _____ __X___ ____________

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes __X__ No ____ Part I - DISTRIBUTION INFORMATION Item 1. Distribution and Pool Performance Information On November 26, 2007 a distribution was made to holders of HSI Asset Securitization Corporation Trust 2007-WF1. The distribution report is attached as an Exhibit to this Form 10-D. Please see Item 9(b), Exhibit 99.1 for the related information. Part II - OTHER INFORMATION Item 9. Exhibits. (a) The following is a list of documents filed as part of this Report on Form 10-D: (99.1) Monthly report distributed to holders of HSI Asset Securitization Corporation Trust 2007-WF1, relating to the November 26, 2007 distribution. (b) The exhibits required to be filed by the Registrant pursuant to this Form are listed above and in the Exhibit Index that immediately follows the signature page hereof. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. HSI Asset Securitization Corporation Trust 2007-WF1 (Issuing Entity) Wells Fargo Bank, N.A. (Master Servicer) /s/ Elisabeth A. Brewster Elisabeth A. Brewster, Vice President Date: December 4, 2007 EXHIBIT INDEX Exhibit Number Description EX-99.1 Monthly report distributed to holders of HSI Asset Securitization Corporation Trust 2007-WF1, relating to the November 26, 2007 distribution. EX-99.1 HSI Asset Securitization Corporation Mortgage Pass-Through Certificates Distribution Date: 11/26/2007 HSI Asset Securitization Corporation Mortgage Pass-Through Certificates Series 2007-WF1 Contact: Customer Service - CTSLink Wells Fargo Bank, N.A. Securities Administration Services 8480 Stagecoach Circle Frederick, MD 21701-4747 www.ctslink.com Telephone: 1-866-846-4526 Fax: 240-586-8675

Certificateholder Distribution Summary Class CUSIP Record Certificate Beginning Interest Date Pass-Through Certificate Distribution Rate Balance I-A 40431RAA3 0911/2423/2007 5.~~66500~~03250% ~~191~~187,~~247~~406,~~415~~338.4397 ~~872~~838,~~752~~331.2702 II-A-1 40431RAB1 0911/2423/2007 54.~~56500~~93250% ~~175~~170,~~697~~396,~~582~~765.7353 ~~787~~747,~~637~~095.6215 II-A-2 40431RAC9 0911/2423/2007 5.~~63500~~00250% 33,480,000.00 ~~151~~148,~~975~~874.9540 II-A-3 40431RAD7 0911/2423/2007 5.~~67500~~04250% 87,647,000.00 ~~400~~392,~~680~~853.7033 II-A-4 40431RAE5 0911/2423/2007 5.~~75500~~12250% 27,822,000.00 ~~128~~126,~~982~~682.0284 M-1 40431RAF2 0911/2423/2007 5.~~75500~~12250% 29,797,000.00 ~~138~~135,~~138~~675.0667 M-2 40431RAG0 0911/2423/2007 5.~~77500~~14250% 23,390,000.00 ~~108~~106,~~812~~918.2329 M-3 40431RAH8 0911/2423/2007 5.~~80500~~17250% 6,728,000.00 3130,~~461~~933.8185 M-4 40431RAJ4 0911/2423/2007 5.~~86500~~23250% 7,690,000.00 3635,~~332~~767.0504 M-5 40431RAK1 0911/2423/2007 5.~~92500~~29250% 7,049,000.00 33,~~644~~161.2963 M-6 40431RAL9 0911/2423/2007 65.~~20500~~57250% 4,806,000.00 2423,~~022~~805.6672 M-7 40431RAM7 0911/2423/2007 76.~~08500~~45250% 7,049,000.00 40,~~231~~429.1993 M-8 40431RAN5 0911/2423/2007 76.~~50500~~87250% 5,126,000.00 3031,~~990~~314.2316 M-9 40431RAP0 0911/2423/2007 76.~~50500~~87250% 6,408,000.00 3839,~~740~~145.8176 M-10 40431RAQ8 0911/2423/2007 76.~~50500~~87250% 7,690,000.00 46,~~491~~977.3936 X 40431RAS4 0810/31/2007 0.00000% 10,252,790.36 1,~~324~~291,~~332~~547.8510 P 40431RAR6 0810/31/2007 0.00000% 100.00 3085,~~953~~839.5588 R 40431RAT2 0810/31/2007 0.00000% 0.00 0.00 Totals ~~631~~622,~~879~~737,~~888~~994.5286 4,~~226~~155,~~179~~353.6813

Certificateholder Distribution Summary (continued) Class Principal Current Ending Total Cumulative Distribution Realized Certificate Distribution Realized Loss Balance Losses I-A 2,~~467~~687,~~545~~852.5395 0.00 ~~188~~184,~~779~~718,~~869~~486.9002 3,~~340~~526,~~297~~183.8097 0.00 II-A-1 24,~~125~~056,~~164~~783.6006 0.00 ~~173~~166,~~572~~339,~~418~~982.1347 24,~~912~~803,~~802~~878.2221 0.00 II-A-2 0.00 0.00 33,480,000.00 ~~151~~148,~~975~~874.9540 0.00 II-A-3 0.00 0.00 87,647,000.00 ~~400~~392,~~680~~853.7033 0.00 II-A-4 0.00 0.00 27,822,000.00 ~~128~~126,~~982~~682.0284 0.00 M-1 0.00 0.00 29,797,000.00 ~~138~~135,~~138~~675.0667 0.00 M-2 0.00 0.00 23,390,000.00 ~~108~~106,~~812~~918.2329 0.00 M-3 0.00 0.00 6,728,000.00 3130,~~461~~933.8185 0.00 M-4 0.00 0.00 7,690,000.00 3635,~~332~~767.0504 0.00 M-5 0.00 0.00 7,049,000.00 33,~~644~~161.2963 0.00 M-6 0.00 0.00 4,806,000.00 2423,~~022~~805.6672 0.00 M-7 0.00 0.00 7,049,000.00 40,~~231~~429.1993 0.00 M-8 0.00 0.00 5,126,000.00 3031,~~990~~314.2316 0.00 M-9 0.00 0.00 6,408,000.00 3839,~~740~~145.8176 0.00 M-10 0.00 0.00 7,690,000.00 46,~~491~~977.3936 0.00 X 0.00 0.00 10,252,790.36 1,~~324~~291,~~332~~547.8510 0.00 P 0.00 0.00 100.00 3085,~~953~~839.5588 0.00 R 0.00 0.00 0.00 0.00 0.00 Totals 46,~~592~~744,~~710~~636.1301 0.00 ~~627~~615,~~287~~993,~~178~~358.3985 810,~~818~~899,~~889~~989.8114 0.00 As Master Servicer, Wells Fargo Bank, N.A. has independently calculated collateral information based on loan level data received from external parties, which may include the Servicers, Issuer and other parties to the transaction. Wells Fargo Bank, N.A. expressly disclaims any responsibility for the accuracy or completeness of information furnished to it by those third parties. All Record Dates are based upon the governing documents and logic set forth as of closing.

Principal Distribution Statement Class Original Beginning Scheduled UnScheduled Accretion Face Certificate Principal Principal Amount Balance Distribution Distribution I-A 195,515,000.00 ~~191~~187,~~247~~406,~~415~~338.4397 0.00 2,~~467~~687,~~545~~852.5395 0.00 II-A-1 180,356,000.00 ~~175~~170,~~697~~396,~~582~~765.7353 0.00 24,~~125~~056,~~164~~783.6006 0.00 II-A-2 33,480,000.00 33,480,000.00 0.00 0.00 0.00 II-A-3 87,647,000.00 87,647,000.00 0.00 0.00 0.00 II-A-4 27,822,000.00 27,822,000.00 0.00 0.00 0.00 M-1 29,797,000.00 29,797,000.00 0.00 0.00 0.00 M-2 23,390,000.00 23,390,000.00 0.00 0.00 0.00 M-3 6,728,000.00 6,728,000.00 0.00 0.00 0.00 M-4 7,690,000.00 7,690,000.00 0.00 0.00 0.00 M-5 7,049,000.00 7,049,000.00 0.00 0.00 0.00 M-6 4,806,000.00 4,806,000.00 0.00 0.00 0.00 M-7 7,049,000.00 7,049,000.00 0.00 0.00 0.00 M-8 5,126,000.00 5,126,000.00 0.00 0.00 0.00 M-9 6,408,000.00 6,408,000.00 0.00 0.00 0.00 M-10 7,690,000.00 7,690,000.00 0.00 0.00 0.00 X 10,252,547.75 10,252,790.36 0.00 0.00 0.00 P 100.00 100.00 0.00 0.00 0.00 R 0.00 0.00 0.00 0.00 0.00 Totals 640,805,647.75 ~~631~~622,~~879~~737,~~888~~994.5286 0.00 46,~~592~~744,~~710~~636.1301 0.00

Principal Distribution Statement (continued) Class Realized Total Ending Ending Total Loss Principal Certificate Certificate Principal Reduction Balance Percentage Distribution I-A 0.00 2,~~467~~687,~~545~~852.5395 ~~188~~184,~~779~~718,~~869~~486.9002 0.~~96555185~~94477910 2,~~467~~687,~~545~~852.5395 II-A-1 0.00 24,~~125~~056,~~164~~783.6006 ~~173~~166,~~572~~339,~~418~~982.1347 0.~~96238782~~92228694 24,~~125~~056,~~164~~783.6006 II-A-2 0.00 0.00 33,480,000.00 1.00000000 0.00 II-A-3 0.00 0.00 87,647,000.00 1.00000000 0.00 II-A-4 0.00 0.00 27,822,000.00 1.00000000 0.00 M-1 0.00 0.00 29,797,000.00 1.00000000 0.00 M-2 0.00 0.00 23,390,000.00 1.00000000 0.00 M-3 0.00 0.00 6,728,000.00 1.00000000 0.00 M-4 0.00 0.00 7,690,000.00 1.00000000 0.00 M-5 0.00 0.00 7,049,000.00 1.00000000 0.00 M-6 0.00 0.00 4,806,000.00 1.00000000 0.00 M-7 0.00 0.00 7,049,000.00 1.00000000 0.00 M-8 0.00 0.00 5,126,000.00 1.00000000 0.00 M-9 0.00 0.00 6,408,000.00 1.00000000 0.00 M-10 0.00 0.00 7,690,000.00 1.00000000 0.00 X 0.00 0.00 10,252,790.36 1.00002366 0.00 P 0.00 0.00 100.00 1.00000000 0.00 R 0.00 0.00 0.00 0.00000000 0.00 Totals 0.00 46,~~592~~744,~~710~~636.1301 ~~627~~615,~~287~~993,~~178~~358.3985 0.~~97890395~~96127954 46,~~592~~744,~~710~~636.1301

Principal Distribution Factors Statement Class Original Beginning Scheduled UnScheduled Accretion Face Certificate Principal Principal Amount Balance Distribution Distribution I-A 195,515,000.00 ~~978~~958.~~17259765~~52665509 0.00000000 1213.~~62074792~~74755364 0.00000000 II-A-1 180,356,000.00 ~~974~~944.~~17098810~~78013224 0.00000000 1122.~~78316552~~49319712 0.00000000 II-A-2 33,480,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 II-A-3 87,647,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 II-A-4 27,822,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-1 29,797,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-2 23,390,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-3 6,728,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-4 7,690,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-5 7,049,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-6 4,806,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-7 7,049,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-8 5,126,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-9 6,408,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-10 7,690,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 X 10,252,547.75 1000.02366339 0.00000000 0.00000000 0.00000000 P 100.00 1000.00000000 0.00000000 0.00000000 0.00000000 R 0.00 0.00000000 0.00000000 0.00000000 0.00000000

Principal Distribution Factors Statement (continued) Class Realized Total Ending Ending Total Loss Principal Certificate Certificate Principal Reduction Balance Percentage Distribution I-A 0.00000000 1213.~~62074792~~74755364 ~~965~~944.~~55184973~~77910145 0.~~96555185~~94477910 1213.~~62074792~~74755364 II-A-1 0.00000000 1122.~~78316552~~49319712 ~~962~~922.~~38782258~~28693512 0.~~96238782~~92228694 1122.~~78316552~~49319712 II-A-2 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 II-A-3 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 II-A-4 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-1 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-2 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-3 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-4 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-5 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-6 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-7 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-8 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-9 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-10 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 X 0.00000000 0.00000000 1000.02366339 1.00002366 0.00000000 P 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 NOTE: All classes per $1,000 denomination.

Interest Distribution Statement Class Accrual Accrual Current Beginning Current Payment of Dates Days Certificate Certificate/ Accrued Unpaid Interest Rate Notional Interest Shortfall (1) Balance I-A 0810/2725/07 - 0911/2425/07 2932 5.~~66500~~03250% ~~191~~187,~~247~~406,~~415~~338.4397 ~~872~~838,~~752~~331.2702 0.00 II-A-1 0810/2725/07 - 0911/2425/07 2932 54.~~56500~~93250% ~~175~~170,~~697~~396,~~582~~765.7353 ~~787~~747,~~637~~095.6215 08,631.0037 II-A-2 0810/2725/07 - 0911/2425/07 2932 5.~~63500~~00250% 33,480,000.00 ~~151~~148,~~975~~874.9540 03,779.0011 II-A-3 0810/2725/07 - 0911/2425/07 2932 5.~~67500~~04250% 87,647,000.00 ~~400~~392,~~680~~853.7033 013,009.0065 II-A-4 0810/2725/07 - 0911/2425/07 2932 5.~~75500~~12250% 27,822,000.00 ~~128~~126,~~982~~682.0284 06,108.0014 M-1 0810/2725/07 - 0911/2425/07 2932 5.~~75500~~12250% 29,797,000.00 ~~138~~135,~~138~~675.0667 04,139.0033 M-2 0810/2725/07 - 0911/2425/07 2932 5.~~77500~~14250% 23,390,000.00 ~~108~~106,~~812~~918.2329 03,665.0011 M-3 0810/2725/07 - 0911/2425/07 2932 5.~~80500~~17250% 6,728,000.00 3130,~~461~~933.8185 01,233.0066 M-4 0810/2725/07 - 0911/2425/07 2932 5.~~86500~~23250% 7,690,000.00 3635,~~332~~767.0504 01,820.0019 M-5 0810/2725/07 - 0911/2425/07 2932 5.~~92500~~29250% 7,049,000.00 33,~~644~~161.2963 02,044.0041 M-6 0810/2725/07 - 0911/2425/07 2932 65.~~20500~~57250% 4,806,000.00 2423,~~022~~805.6672 02,590.0004 M-7 0810/2725/07 - 0911/2425/07 2932 76.~~08500~~45250% 7,049,000.00 40,~~231~~429.1993 19,~~266~~312.1872 M-8 0810/2725/07 - 0911/2425/07 2932 76.~~50500~~87250% 5,126,000.00 3031,~~990~~314.2316 28,~~655~~685.0687 M-9 0810/2725/07 - 0911/2425/07 2932 76.~~50500~~87250% 6,408,000.00 3839,~~740~~145.8176 310,~~319~~858.0819 M-10 0810/2725/07 - 0911/2425/07 2932 76.~~50500~~87250% 7,690,000.00 46,~~491~~977.3936 313,~~983~~030.1050 X N/A N/A 0.00000% ~~631~~622,~~879~~737,~~888~~994.5286 0.00 0.00 P N/A N/A 0.00000% 100.00 0.00 0.00 R N/A N/A 0.00000% 0.00 0.00 0.00 Totals 2,~~870~~777,~~893~~966.2815 1188,~~223~~908.4229

Interest Distribution Statement (continued) Class Current Non-Supported Total Remaining Ending Interest Interest Interest Unpaid Interest Certificate/ Shortfall(1) Shortfall Distribution Shortfall(1) Notional Balance I-A 0.00 0.00 ~~872~~838,~~752~~331.2702 0.00 ~~188~~184,~~779~~718,~~869~~486.9002 II-A-1 08,631.0037 0.00 ~~787~~747,~~637~~095.6215 0.00 ~~173~~166,~~572~~339,~~418~~982.1347 II-A-2 03,779.0011 0.00 ~~151~~148,~~975~~874.9540 0.00 33,480,000.00 II-A-3 013,009.0065 0.00 ~~400~~392,~~680~~853.7033 0.00 87,647,000.00 II-A-4 06,108.0014 0.00 ~~128~~126,~~982~~682.0284 0.00 27,822,000.00 M-1 04,139.0033 0.00 ~~138~~135,~~138~~675.0667 0.00 29,797,000.00 M-2 03,665.0011 0.00 ~~108~~106,~~812~~918.2329 0.00 23,390,000.00 M-3 01,233.0066 0.00 3130,~~461~~933.8185 0.00 6,728,000.00 M-4 01,820.0019 0.00 3635,~~332~~767.0504 0.00 7,690,000.00 M-5 02,044.0041 0.00 33,~~644~~161.2963 0.00 7,049,000.00 M-6 02,590.0004 0.00 2423,~~022~~805.6672 0.00 4,806,000.00 M-7 19,~~266~~312.1872 0.00 40,~~231~~429.1993 0.00 7,049,000.00 M-8 28,~~655~~685.0687 0.00 3031,~~990~~314.2316 0.00 5,126,000.00 M-9 310,~~319~~858.0819 0.00 3839,~~740~~145.8176 0.00 6,408,000.00 M-10 313,~~983~~030.1050 0.00 46,~~491~~977.3936 0.00 7,690,000.00 X 0.00 0.00 1,~~324~~291,~~332~~547.8510 0.00 ~~627~~615,~~287~~993,~~178~~358.3985 P 0.00 0.00 3085,~~953~~839.5588 0.00 100.00 R 0.00 0.00 0.00 0.00 0.00 Totals 1188,~~223~~908.4229 0.00 4,~~226~~155,~~179~~353.6813 0.00 (1) Amount also includes Coupon Cap or Basis Risk Shortfalls, if applicable.

Interest Distribution Factors Statement Class Original Current Beginning Current Payment of Face Certificate Certificate/ Accrued Unpaid Interest Amount Rate Notional Interest Shortfall (1) Balance I-A 195,515,000.00 5.~~66500~~03250% ~~978~~958.~~17259765~~52665509 4.~~46386349~~28780922 0.00000000 II-A-1 180,356,000.00 54.~~56500~~93250% ~~974~~944.~~17098810~~78013224 4.~~36712735~~14233599 0.~~00000000~~04785740 II-A-2 33,480,000.00 5.~~63500~~00250% 1000.00000000 4.~~53930556~~44666667 0.~~00000000~~11287664 II-A-3 87,647,000.00 5.~~67500~~04250% 1000.00000000 4.~~57152783~~48222221 0.~~00000000~~14843235 II-A-4 27,822,000.00 5.~~75500~~12250% 1000.00000000 4.~~63597225~~55333333 0.~~00000000~~21954353 M-1 29,797,000.00 5.~~75500~~12250% 1000.00000000 4.~~63597208~~55333322 0.~~00000000~~13891768 M-2 23,390,000.00 5.~~77500~~14250% 1000.00000000 4.~~65208337~~57111116 0.~~00000000~~15669560 M-3 6,728,000.00 5.~~80500~~17250% 1000.00000000 4.~~67625000~~59777794 0.~~00000000~~18336207 M-4 7,690,000.00 5.~~86500~~23250% 1000.00000000 4.~~72458388~~65111053 0.~~00000000~~23669571 M-5 7,049,000.00 5.~~92500~~29250% 1000.00000000 4.~~77291673~~70444460 0.~~00000000~~29002837 M-6 4,806,000.00 65.~~20500~~57250% 1000.00000000 4.~~99847274~~95333333 0.~~00000000~~53891802 M-7 7,049,000.00 76.~~08500~~45250% 1000.00000000 5.~~70736133~~73555540 01.~~17962548~~32114059 M-8 5,126,000.00 76.~~50500~~87250% 1000.00000000 6.~~04569450~~10888802 01.~~51795942~~69447327 M-9 6,408,000.00 76.~~50500~~87250% 1000.00000000 6.~~04569444~~10888889 01.~~51795880~~69447409 M-10 7,690,000.00 76.~~50500~~87250% 1000.00000000 6.~~04569441~~10888947 01.~~51795839~~69447334 X 10,252,547.75 0.00000% ~~61631~~60739.~~49920662~~82877671 0.00000000 0.00000000 P 100.00 0.00000% 1000.00000000 0.00000000 0.00000000 R 0.00 0.00000% 0.00000000 0.00000000 0.00000000

Interest Distribution Factors Statement (continued) Class Current Non-Supported Total Remaining Unpaid Ending Interest Interest Interest Interest Certificate/ Shortfall(1) Shortfall Distribution Shortfall(1) Notional Balance I-A 0.00000000 0.00000000 4.~~46386349~~28780922 0.00000000 ~~965~~944.~~55184973~~77910145 II-A-1 0.~~00000000~~04785740 0.00000000 4.~~36712735~~14233599 0.00000000 ~~962~~922.~~38782258~~28693512 II-A-2 0.~~00000000~~11287664 0.00000000 4.~~53930556~~44666667 0.00000000 1000.00000000 II-A-3 0.~~00000000~~14843235 0.00000000 4.~~57152783~~48222221 0.00000000 1000.00000000 II-A-4 0.~~00000000~~21954353 0.00000000 4.~~63597225~~55333333 0.00000000 1000.00000000 M-1 0.~~00000000~~13891768 0.00000000 4.~~63597208~~55333322 0.00000000 1000.00000000 M-2 0.~~00000000~~15669560 0.00000000 4.~~65208337~~57111116 0.00000000 1000.00000000 M-3 0.~~00000000~~18336207 0.00000000 4.~~67625000~~59777794 0.00000000 1000.00000000 M-4 0.~~00000000~~23669571 0.00000000 4.~~72458388~~65111053 0.00000000 1000.00000000 M-5 0.~~00000000~~29002837 0.00000000 4.~~77291673~~70444460 0.00000000 1000.00000000 M-6 0.~~00000000~~53891802 0.00000000 4.~~99847274~~95333333 0.00000000 1000.00000000 M-7 01.~~17962548~~32114059 0.00000000 5.~~70736133~~73555540 0.00000000 1000.00000000 M-8 01.~~51795942~~69447327 0.00000000 6.~~04569450~~10888802 0.00000000 1000.00000000 M-9 01.~~51795880~~69447409 0.00000000 6.~~04569444~~10888889 0.00000000 1000.00000000 M-10 01.~~51795839~~69447334 0.00000000 6.~~04569441~~10888947 0.00000000 1000.00000000 X 0.00000000 0.00000000 ~~129~~125.~~17109798~~97328308 0.00000000 ~~61183~~60081.~~54127051~~97902321 P 0.00000000 0.00000000 ~~309535~~858398.~~50000000~~80000000 0.00000000 1000.00000000 R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (1) Amount also includes Coupon Cap or Basis Risk Shortfalls, if applicable. NOTE: All classes per $1,000 denomination.

Certificateholder Account Statement CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 811,~~891~~146,~~631~~470.6923 Reserve Funds and Credit Enhancements 0.00 Proceeds from Repurchased Loans ~~141,574~~0.7500 Servicer Advances ~~395~~657,~~482~~558.9388 Gains & Subsequent Recoveries (Realized Losses) 0.00 Prepayment Penalties 3085,~~953~~839.5588 Swap/Cap Payments 0.00 Total Deposits 911,~~459~~889,~~642~~868.9299 Withdrawals Swap Payments 64120,~~576~~752.2282 Reserve Funds and Credit Enhancements 0.00 Reimbursement for Servicer Advances ~~305~~602,~~521~~388.7130 Total Administration Fees ~~270~~266,~~655~~738.1873 Payment of Interest and Principal 810,~~818~~899,~~889~~989.8114 Total Withdrawals (Pool Distribution Amount) 911,~~459~~889,~~642~~868.9299 Ending Balance 0.00 Servicer Advances are calculated as delinquent scheduled principal and interest.

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall 0.0062 Servicing Fee Support 0.00 Non-Supported Prepayment/Curtailment Interest Shortfall 0.0062

ADMINISTRATION FEES Gross Servicing Fee* ~~263~~259,~~283~~474.2916 Credit Risk Manager - Office Tiger Global RE Services 7,~~371~~264.8957 Supported Prepayment/Curtailment Interest Shortfall 0.00 Total Administration Fees ~~270~~266,~~655~~738.1873 *Servicer Payees include: WELLS FARGO BANK, N.A.

Reserve and Guaranty Funds Account Name Beginning Current Current Ending Balance Withdrawals Deposits Balance Supplemental Interest Cap Account 0.00 0.00 0.00 0.00 Excess Reserve Fund Account 1,000.00 1188,~~223~~908.4229 1188,~~223~~908.4229 1,000.00 Supplemental Interest Trust Account 1,000.00 0.00 0.00 1,000.00 Supplemental interest Swap Account 0.00 0.00 0.00 0.00 Hedge Funds Account Name Funds In (A) Funds Out(B) Net Amount(A - B) Cap Agreement - Credit Suisse International 0.00 0.00 0.00 Swap Agreement - Credit Suisse International 2,~~674~~483,~~259~~876.4805 2,~~738~~604,~~835~~628.7087 (64120,~~576~~752.2282)

Collateral Statement Group Group 1 Group 2 Collateral Description Mixed ARM Mixed ARM Weighted Average Coupon Rate 8.~~776850~~768753 8.~~502841~~499359 Weighted Average Net Rate 8.~~276850~~268753 87.~~002841~~999359 Weighted Average Pass-Through Rate 8.~~276850~~268753 87.~~002841~~999359 Weighted Average Remaining Term ~~351~~349 ~~351~~349 Principal And Interest Constant 1,~~828~~798,~~360~~926.7803 32,~~002~~966,~~927~~701.6501 Beginning Loan Count 1,~~794~~771 2,~~156~~133 Loans Paid in Full 1416 1121 Ending Loan Count 1,~~780~~755 2,~~145~~112 Beginning Scheduled Balance ~~234~~230,~~456~~615,~~393~~317.9448 ~~397~~392,~~423~~122,~~494~~677.5838 Ending Scheduled Balance ~~231~~227,~~988~~927,~~848~~464.4153 ~~395~~388,~~298~~065,~~329~~894.9832 Actual Ending Collateral Balance ~~232~~228,~~094~~055,~~121~~054.8776 ~~395~~388,~~475~~271,~~754~~650.0105 Scheduled Principal 113,~~537~~752.0106 ~~186~~189,~~903~~374.5673 Unscheduled Principal 2,~~354~~574,~~008~~100.5289 13,~~938~~867,~~261~~408.0433 Negative Amortized Principal 0.00 0.00 Scheduled Interest 1,~~714~~685,~~823~~173.7797 2,~~816~~777,~~024~~326.0928 Servicing Fees 9796,~~690~~089.1772 ~~165~~163,~~593~~384.1244 Master Servicing Fees 0.00 0.00 Trustee Fee 0.00 0.00 FRY Amount 0.00 0.00 Special Hazard Fee 0.00 0.00 Other Fee 0.00 0.00 Pool Insurance Fee 0.00 0.00 Spread 1 0.00 0.00 Spread 2 0.00 0.00 Spread 3 0.00 0.00 Net Interest 1,~~617~~589,~~133~~084.6025 2,~~650~~613,~~430~~941.9784 Realized Loss Amount 0.00 0.00 Cumulative Realized Loss 0.00 0.00 Percentage of Cumulative Losses 0.0000 0.0000 Prepayment Penalty Waived Amount 0.00 0.00 Prepayment Penalty Waived Count 0 0 Prepayment Penalty Paid Amount 1530,~~236~~284.5574 1555,~~717~~555.0014 Prepayment Penalty Paid Count 39 59 Special Servicing Fee 0.00 0.00

Collateral Statement Group Total Collateral Description Mixed ARM Weighted Average Coupon Rate 8.~~604511~~599122 Weighted Average Net Rate 8.~~104510~~099122 Weighted Average Pass-Through Rate 8.~~104510~~099122 Weighted Average Remaining Term ~~351~~349 Principal And Interest Constant 4,~~831~~765,~~288~~627.4304 Beginning Loan Count 3,~~950~~904 Loans Paid in Full 2537 Ending Loan Count 3,~~925~~867 Beginning Scheduled Balance ~~631~~622,~~879~~737,~~888~~994.5286 Ending Scheduled Balance ~~627~~615,~~287~~993,~~178~~358.3985 Actual Ending Collateral Balance ~~627~~616,~~569~~326,~~875~~704.8881 Scheduled Principal ~~300~~303,~~440~~126.5779 Unscheduled Principal 46,~~292~~441,~~269~~509.5622 Negative Amortized Principal 0.00 Scheduled Interest 4,~~530~~462,~~847~~500.8625 Servicing Fees ~~263~~259,~~283~~474.2916 Master Servicing Fees 0.00 Trustee Fee 0.00 FRY Amount 0.00 Special Hazard Fee 0.00 Other Fee 0.00 Pool Insurance Fee 0.00 Spread 1 0.00 Spread 2 0.00 Spread 3 0.00 Net Interest 4,~~267~~203,~~564~~026.5709 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Percentage of Cumulative Losses 0.0000 Prepayment Penalty Waived Amount 0.00 Prepayment Penalty Waived Count 0 Prepayment Penalty Paid Amount 3085,~~953~~839.5588 Prepayment Penalty Paid Count 818 Special Servicing Fee 0.00

Additional Reporting - Deal Level Informational Reporting Credit Enhancement Percentage 1617.~~855597~~164633% Credit Risk Manager Fee 7,264.57 Cumulative Loss Percentage 0.000000% Stepdown Date NO Structural Reporting ~~Extra Principal Payment Amount 0.00~~ Net Monthly Excess Cash Flow 1,501,208.21 Extra Principal Payment Amount 0.00 Overcollaterization Amount 10,252,890.36 Overcollaterization Deficiency 0.00 Overcollateralization Reduction Amount 0.00 Overcollateralization Target Amount 10,252,890.36 Trigger Event Reporting Enhancement Delinquency Trigger Trigger Result Pass Threshold Value 7.~~834246~~977882% Calculated Value 03.~~489570~~033204% Cumulative Loss Trigger Trigger Result N/A Threshold Value 0.000000% Calculated Value 0.000000% Trigger Trigger Result Pass

Delinquency Status - OTS Delinquency Calculation Method DELINQUENT BANKRUPTCY FORECLOSURE REO Total No. of Loans No. of Loans No. of Loans No. of Loans No. of Loans Actual Balance Actual Balance Actual Balance Actual Balance Actual Balance 0-29 Days 67 0 0 67 ~~755~~1,~~755~~099,791.9632 0.00 0.00 ~~755~~1,~~755~~099,791.9632 30 Days 8593 01 0 0 8594 1413,~~567~~903,~~786~~626.2535 0237,358.0091 0.00 0.00 14,~~567~~140,~~786~~985.2526 60 Days 4960 10 0 0 5060 910,~~063~~483,~~871~~243.8972 ~~161,820~~0.4900 0.00 0.00 910,~~225~~483,~~692~~243.3872 90 Days 013 0 038 0 051 01,131,520.0054 0.00 07,832,785.0072 0.00 08,964,306.0026 120 Days 04 02 036 01 043 0511,500.0091 0171,272.0078 07,690,996.00 057,916.0028 08,431,685.0097 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180+ Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals ~~134~~170 710 074 01 ~~141~~255 2326,~~631~~029,~~658~~891.1452 ~~917~~1,~~576~~508,423.4501 015,523,781.0072 057,916.0028 2443,~~549~~120,~~234~~012.5953 No. of Loans No. of Loans No. of Loans No. of Loans No. of Loans Actual Balance Actual Balance Actual Balance Actual Balance Actual Balance 0-29 Days 0.~~152866~~181019% 0.000000% 0.000000% 0.~~152866~~181019% 0.~~120426~~178443% 0.000000% 0.000000% 0.~~120426~~178443% 30 Days 2.~~165605~~404965% 0.~~000000~~025860% 0.000000% 0.000000% 2.~~165605~~430825% 2.~~321301~~255886% 0.~~000000~~038512% 0.000000% 0.000000% 2.~~321301~~294398% 60 Days 1.~~248408~~551590% 0.~~025478~~000000% 0.000000% 0.000000% 1.~~273885~~551590% 1.~~444281~~700923% 0.~~025785~~000000% 0.000000% 0.000000% 1.~~470066~~700923% 90 Days 0.~~000000~~336178% 0.000000% 0.~~000000~~982674% 0.000000% 01.~~000000~~318852% 0.~~000000~~183591% 0.000000% 01.~~000000~~270882% 0.000000% 01.~~000000~~454473% 120 Days 0.~~000000~~103439% 0.~~000000~~051720% 0.~~000000~~930954% 0.~~000000~~025860% 01.~~000000~~111973% 0.~~000000~~082992% 0.~~000000~~027789% 01.~~000000~~247876% 0.~~000000~~009397% 01.~~000000~~368055% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180+ Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 34.~~414013~~396173% 0.~~178344~~258598% 01.~~000000~~913628% 0.~~000000~~025860% 36.~~592357~~594259% 34.~~765582~~223392% 0.~~146211~~244744% 02.~~000000~~518759% 0.~~000000~~009397% 36.~~911793~~996291% Please refer to CTSLink.com for a list of delinquency code descriptions.

Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance ~~395~~657,~~482~~558.9388

Delinquency Status By Group DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group 1 - OTS No. of Loans No. of Loans No. of Loans No. of Loans No. of Loans Actual Balance Actual Balance Actual Balance Actual Balance Actual Balance 0-29 Days 64 0 0 64 ~~755~~659,~~755~~975.9638 0.00 0.00 ~~755~~659,~~755~~975.9638 30 Days 4046 0 0 0 4046 45,~~575~~323,~~406~~353.8316 0.00 0.00 0.00 45,~~575~~323,~~406~~353.8316 60 Days 2629 0 0 0 2629 34,~~907~~048,~~803~~345.15 0.00 0.00 0.00 34,~~907~~048,~~803~~345.15 90 Days 08 0 014 0 022 0704,761.0046 0.00 01,769,359.0053 0.00 02,474,120.0099 120 Days 02 02 019 0 023 0442,542.0033 0171,272.0078 03,209,070.0053 0.00 03,822,885.0064 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180+ Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 6685 6 033 0 72124 810,~~483~~519,~~209~~002.9810 ~~755~~831,~~755~~248.9616 04,978,430.0006 0.00 916,~~238~~328,~~965~~680.9432 0-29 Days 0.~~337079~~227920% 0.000000% 0.000000% 0.~~337079~~227920% 0.~~325625~~289393% 0.000000% 0.000000% 0.~~325625~~289393% 30 Days 2.~~247191~~621083% 0.000000% 0.000000% 0.000000% 2.~~247191~~621083% 12.~~971358~~334240% 0.000000% 0.000000% 0.000000% 12.~~971358~~334240% 60 Days 1.~~460674~~652422% 0.000000% 0.000000% 0.000000% 1.~~460674~~652422% 1.~~683715~~775161% 0.000000% 0.000000% 0.000000% 1.~~683715~~775161% 90 Days 0.~~000000~~455840% 0.000000% 0.~~000000~~797721% 0.000000% 01.~~000000~~253561% 0.~~000000~~309031% 0.000000% 0.~~000000~~775848% 0.000000% 01.~~000000~~084879% 120 Days 0.~~000000~~113960% 0.~~000000~~113960% 01.~~000000~~082621% 0.000000% 01.~~000000~~310541% 0.~~000000~~194051% 0.~~000000~~075102% 01.~~000000~~407147% 0.000000% 01.~~000000~~676299% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180+ Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 34.~~707865~~843305% 0.~~337079~~341880% 01.~~000000~~880342% 0.000000% 47.~~044944~~065527% 34.~~655073~~612484% 0.~~325625~~364495% 02.~~000000~~182995% 0.000000% 37.~~980698~~159973% DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group 2 - OTS No. of Loans No. of Loans No. of Loans No. of Loans No. of Loans Actual Balance Actual Balance Actual Balance Actual Balance Actual Balance 0-29 Days 03 0 0 03 0439,815.0094 0.00 0.00 0439,815.0094 30 Days 4547 01 0 0 4548 98,~~992~~580,~~379~~273.4219 0237,358.0091 0.00 0.00 98,~~992~~817,~~379~~632.4210 60 Days 2331 10 0 0 2431 56,~~156~~434,~~068~~898.7457 ~~161,820~~0.4900 0.00 0.00 56,~~317~~434,~~889~~898.2357 90 Days 05 0 024 0 029 0426,759.0008 0.00 06,063,426.0019 0.00 06,490,185.0027 120 Days 02 0 017 01 020 068,958.0058 0.00 04,481,925.0047 057,916.0028 04,608,800.0033 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180+ Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 6885 14 041 01 69131 15,~~148~~510,~~448~~889.1642 ~~161~~677,~~820~~174.4985 010,545,351.0066 057,916.0028 1526,~~310~~791,~~268~~332.6521 0-29 Days 0.~~000000~~142045% 0.000000% 0.000000% 0.~~000000~~142045% 0.~~000000~~113275% 0.000000% 0.000000% 0.~~000000~~113275% 30 Days 2.~~097902~~225379% 0.~~000000~~047348% 0.000000% 0.000000% 2.~~097902~~272727% 2.~~526673~~209863% 0.~~000000~~061132% 0.000000% 0.000000% 2.~~526673~~270996% 60 Days 1.~~072261~~467803% 0.~~046620~~000000% 0.000000% 0.000000% 1.~~118881~~467803% 1.~~303764~~657319% 0.~~040918~~000000% 0.000000% 0.000000% 1.~~344681~~657319% 90 Days 0.~~000000~~236742% 0.000000% 01.~~000000~~136364% 0.000000% 01.~~000000~~373106% 0.~~000000~~109913% 0.000000% 01.~~000000~~561645% 0.000000% 01.~~000000~~671558% 120 Days 0.~~000000~~094697% 0.000000% 0.~~000000~~804924% 0.~~000000~~047348% 0.~~000000~~946970% 0.~~000000~~017760% 0.000000% 01.~~000000~~154327% 0.~~000000~~014916% 01.~~000000~~187004% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180+ Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 34.~~170163~~024621% 0.~~046620~~189394% 01.~~000000~~941288% 0.~~000000~~047348% 36.~~216783~~202652% 3.~~830437~~994855% 0.~~040918~~174407% 02.~~000000~~715973% 0.~~000000~~014916% 36.~~871355~~900152% Please refer to CTSLink.com for a list of delinquency code descriptions.

REO Detail - All Mortgage Loans in REO during Current Period

Summary 12 Month REO ~~Detail~~History* -New ~~All~~REO ~~Mortgage~~Loans Month REO Percentage Loans in REO ~~during~~1 Dec-06 0.000% Original Principal Balance 57,950.00 Jan-07 0.000% Current ~~Period~~Actual ~~Summary~~Balance 57,916.28 Feb-07 No0.000% Mar-07 0.000% Current REO ~~Information~~Total toApr-07 0.000% Loans in REO 1 May-07 0.000% Original Principal Balance 57,950.00 Jun-07 0.000% Current Actual Balance 57,916.28 Jul-07 0.000% Aug-07 0.000% Sep-07 0.000% Oct-07 0.000% Nov-07 0.009% *The text reported in the above table is presented graphically on the monthly bond remittance report. ~~this~~The ~~period~~monthly bond remittance report can be viewed online at www.ctslink.com. Group 1 - No REO Information to report this period. Group 2 12 Month REO History* New REO Loans Month REO Percentage Loans in REO 1 Dec-06 No0.000% Original Principal Balance 57,950.00 Jan-07 0.000% Current Actual Balance 57,916.28 Feb-07 0.000% Mar-07 0.000% Current REO ~~Information~~Total toApr-07 0.000% Loans in REO 1 May-07 0.000% Original Principal Balance 57,950.00 Jun-07 0.000% Current Actual Balance 57,916.28 Jul-07 0.000% Aug-07 0.000% Sep-07 0.000% Oct-07 0.000% Nov-07 0.015% *The text reported in the above table is presented graphically on the monthly bond remittance report. ~~this~~The ~~period~~monthly bond remittance report can be viewed online at www.ctslink.com.

REO Loan Detail - All Mortgage Loans in REO during Current Period Month Loan First Original Loan Entered Payment LTV at Principal Group Number REO Date State Origination Balance NoGroup ~~REO~~2 ~~Loans~~0158174045 ~~this~~Nov-2007 ~~Period~~01-Apr-2007 MO 95.00 57,950.00

REO Loan Detail - All Mortgage Loans in REO during Current Period (continued) Current Paid Current Approximate Loan Actual To Months Loan Delinquent Group Number Balance Date Delinquent Rate Interest NoGroup ~~REO~~2 ~~Loans~~0158174045 ~~this~~57,916.28 ~~Period~~01-May-2007 4 10.250% 2,351.77

Foreclosure Detail - All Mortgage Loans in Foreclosure during Current Period

Summary 12 Month Foreclosure ~~Detail~~History* -New ~~All~~Foreclosure ~~Mortgage~~Loans Month Foreclosure Percentage Loans in Foreclosure ~~during~~43 Dec-06 0.000% Original Principal Balance 8,546,317.00 Jan-07 0.000% Current ~~Period~~Actual ~~Summary~~Balance 8,532,624.20 Feb-07 No0.000% Mar-07 0.000% Current Foreclosure ~~Information~~Total toApr-07 0.000% Loans in Foreclosure 74 May-07 0.000% Original Principal Balance 15,542,641.00 Jun-07 0.000% Current Actual Balance 15,523,781.72 Jul-07 0.000% Aug-07 0.000% Sep-07 0.000% Oct-07 1.222% Nov-07 2.519% *The text reported in the above table is presented graphically on the monthly bond remittance report. ~~this~~The ~~period~~monthly bond remittance report can be viewed online at www.ctslink.com. Group 1 12 Month Foreclosure History* New Foreclosure Loans Month Foreclosure Percentage Loans in Foreclosure 3 Dec-06 No0.000% Original Principal Balance 351,950.00 Jan-07 0.000% Current Actual Balance 351,485.12 Feb-07 0.000% Mar-07 0.000% Current Foreclosure ~~Information~~Total toApr-07 0.000% Loans in Foreclosure 6 May-07 0.000% Original Principal Balance 707,800.00 Jun-07 0.000% Current Actual Balance 706,636.29 Jul-07 0.000% Aug-07 0.000% Sep-07 0.000% Oct-07 1.200% Nov-07 2.183% *The text reported in the above table is presented graphically on the monthly bond remittance report. ~~this~~The ~~period~~monthly bond remittance report can be viewed online at www.ctslink.com. Group 2 12 Month Foreclosure History* New Foreclosure Loans Month Foreclosure Percentage Loans in Foreclosure 7 Dec-06 No0.000% Original Principal Balance 1,497,484.00 Jan-07 0.000% Current Actual Balance 1,495,867.23 Feb-07 0.000% Mar-07 0.000% Current Foreclosure ~~Information~~Total toApr-07 0.000% Loans in Foreclosure 17 May-07 0.000% Original Principal Balance 4,129,931.00 Jun-07 0.000% Current Actual Balance 4,126,646.33 Jul-07 0.000% Aug-07 0.000% Sep-07 0.000% Oct-07 1.235% Nov-07 2.716% *The text reported in the above table is presented graphically on the monthly bond remittance report. ~~this~~The ~~period~~monthly bond remittance report can be viewed online at www.ctslink.com.

Foreclosure Loan Detail - All Mortgage Loans in Foreclosure during Current Period Month Loan First Original Loan Entered Payment LTV at Principal Group Number FC Date State Origination Balance NoGroup ~~Foreclosure~~1 ~~Loans~~0154571921 ~~this~~Nov-2007 ~~Period~~01-Oct-2006 MO 95.00 171,475.00 Group 1 0155357973 Oct-2007 01-Nov-2006 AR 95.00 44,650.00 Group 1 0155392434 Oct-2007 01-Nov-2006 IA 75.19 50,001.00 Group 1 0157118159 Nov-2007 01-Mar-2007 AZ 70.00 231,000.00 Group 1 0157282401 Nov-2007 01-Feb-2007 CO 95.00 170,525.00 Group 1 0157954959 Oct-2007 01-Apr-2007 MN 80.00 158,760.00 Group 1 0158011072 Oct-2007 01-Apr-2007 TX 74.01 168,000.00 Group 1 0158105502 Nov-2007 01-Apr-2007 MI 95.00 85,405.00 Group 1 0158162651 Nov-2007 01-Apr-2007 LA 80.00 144,000.00 Group 1 0158255349 Nov-2007 01-Apr-2007 KY 90.00 61,200.00 Group 1 0158272518 Oct-2007 01-Apr-2007 IL 85.00 63,750.00 Group 1 0158337543 Nov-2007 01-May-2007 OK 80.00 128,400.00 Group 1 0158358366 Nov-2007 01-Apr-2007 IL 80.00 184,000.00 Group 1 0158363507 Nov-2007 01-Apr-2007 IL 100.00 260,000.00 Group 1 0158498493 Nov-2007 01-Apr-2007 ME 95.00 144,400.00 Group 1 0158502237 Oct-2007 01-Apr-2007 AL 81.34 57,750.00 Group 1 0158510461 Oct-2007 01-May-2007 MD 80.00 318,400.00 Group 1 0158526269 Oct-2007 01-Jan-2007 OH 85.00 124,100.00 Group 1 0158533372 Oct-2007 01-Apr-2007 IL 95.00 232,750.00 Group 1 0158559708 Nov-2007 01-Apr-2007 NC 95.00 109,250.00 Group 1 0158560078 Nov-2007 01-May-2007 IL 95.00 57,000.00 Group 1 0158584763 Oct-2007 01-Apr-2007 FL 90.00 234,000.00 Group 1 0158597732 Nov-2007 01-Feb-2007 OK 80.00 89,600.00 Group 1 0158611624 Nov-2007 01-Apr-2007 VA 80.00 159,200.00 Group 1 0158635268 Oct-2007 01-Apr-2007 OH 85.00 51,000.00 Group 1 0158661728 Nov-2007 01-Apr-2007 GA 85.00 168,300.00 Group 1 0158663948 Nov-2007 01-Apr-2007 NC 95.00 63,365.00 Group 1 0158735035 Nov-2007 01-Apr-2007 MS 85.00 55,250.00 Group 1 0158738849 Oct-2007 01-Apr-2007 MA 100.00 339,000.00 Group 1 0158758433 Oct-2007 01-Apr-2007 MA 89.07 432,000.00 Group 1 0158826826 Nov-2007 01-May-2007 OK 85.00 47,600.00 Group 1 0158836924 Nov-2007 01-Mar-2007 MI 81.71 143,000.00 Group 1 0158866822 Oct-2007 01-Apr-2007 FL 90.00 237,600.00 Group 2 0154931422 Nov-2007 01-Oct-2006 NE 80.00 147,200.00 Group 2 0155132996 Oct-2007 01-Nov-2006 OH 89.74 140,000.00 Group 2 0155259906 Nov-2007 01-Oct-2006 NY 100.00 639,000.00 Group 2 0157500646 Oct-2007 01-Apr-2007 CA 80.00 585,852.00 Group 2 0157581786 Nov-2007 01-Feb-2007 NC 94.14 192,674.00 Group 2 0157686973 Nov-2007 01-Apr-2007 FL 94.98 208,000.00 Group 2 0157973793 Oct-2007 01-Apr-2007 IL 90.00 297,000.00 Group 2 0158052738 Oct-2007 01-Apr-2007 CA 80.00 400,284.00 Group 2 0158077552 Oct-2007 01-Apr-2007 GA 90.00 162,000.00 Group 2 0158116129 Oct-2007 01-Apr-2007 CO 100.00 120,000.00 Group 2 0158135608 Nov-2007 01-Apr-2007 CA 95.00 255,550.00 Group 2 0158215608 Nov-2007 01-Apr-2007 TX 85.00 76,075.00 Group 2 0158387019 Nov-2007 01-Apr-2007 GA 90.00 274,500.00 Group 2 0158408377 Oct-2007 01-Apr-2007 FL 90.00 203,595.00 Group 2 0158427526 Oct-2007 01-Apr-2007 FL 100.00 133,000.00 Group 2 0158428862 Oct-2007 01-Apr-2007 AK 100.00 211,000.00 Group 2 0158444489 Nov-2007 01-Apr-2007 CA 80.00 219,200.00 Group 2 0158477901 Nov-2007 01-Apr-2007 CA 84.03 500,000.00 Group 2 0158482687 Nov-2007 01-Apr-2007 MA 100.00 440,000.00 Group 2 0158492173 Nov-2007 01-Apr-2007 PA 90.00 269,894.00 Group 2 0158508382 Oct-2007 01-Apr-2007 IN 80.00 96,000.00 Group 2 0158512566 Nov-2007 01-May-2007 RI 95.00 318,250.00 Group 2 0158527127 Nov-2007 01-Feb-2007 OH 90.00 163,800.00 Group 2 0158533612 Nov-2007 01-Apr-2007 GA 100.00 395,000.00 Group 2 0158578518 Oct-2007 01-May-2007 RI 95.00 270,750.00 Group 2 0158580308 Oct-2007 01-Apr-2007 MT 95.00 308,750.00 Group 2 0158587006 Nov-2007 01-Apr-2007 IA 95.00 88,350.00 Group 2 0158611491 Nov-2007 01-Apr-2007 CO 80.00 176,000.00 Group 2 0158629295 Nov-2007 01-May-2007 FL 80.00 190,624.00 Group 2 0158634758 Oct-2007 01-Apr-2007 FL 90.00 180,000.00 Group 2 0158655951 Oct-2007 01-Apr-2007 AZ 100.00 350,000.00 Group 2 0158668202 Nov-2007 01-Apr-2007 OH 95.00 70,490.00 Group 2 0158703165 Nov-2007 01-Apr-2007 MI 90.00 508,500.00 Group 2 0158738765 Oct-2007 01-Apr-2007 NC 90.00 364,500.00 Group 2 0158742148 Oct-2007 01-Apr-2007 MA 72.41 315,000.00 Group 2 0158771295 Nov-2007 01-Apr-2007 CO 100.00 235,000.00 Group 2 0158775817 Nov-2007 01-Apr-2007 FL 94.47 169,100.00 Group 2 0158789065 Nov-2007 01-Apr-2007 TN 90.00 211,500.00 Group 2 0158823534 Nov-2007 01-Apr-2007 FL 80.00 166,320.00 Group 2 0158825992 Oct-2007 01-Apr-2007 TX 80.00 346,832.00 Group 2 0158871657 Nov-2007 01-Apr-2007 FL 80.00 158,320.00

Foreclosure Loan Detail - All Mortgage Loans in Foreclosure during Current Period (continued) Current Paid Current Approximate Loan Actual To Months Loan Delinquent Group Number Balance Date Delinquent Rate Interest NoGroup ~~Foreclosure~~1 ~~Loans~~0154571921 ~~this~~170,695.52 ~~Period~~01-Jun-2007 3 9.525% 6,412.03 Group 1 0155357973 44,519.01 01-May-2007 4 10.375% 1,829.36 Group 1 0155392434 49,778.81 01-May-2007 4 8.375% 1,630.13 Group 1 0157118159 230,743.77 01-May-2007 4 10.875% 9,963.44 Group 1 0157282401 169,958.42 01-Jun-2007 3 10.375% 6,986.90 Group 1 0157954959 158,675.12 01-May-2007 4 8.250% 5,119.70 Group 1 0158011072 167,779.46 01-May-2007 4 8.125% 5,319.78 Group 1 0158105502 85,290.46 01-Jun-2007 3 9.990% 3,369.42 Group 1 0158162651 143,785.79 01-Jun-2007 3 9.500% 5,386.48 Group 1 0158255349 61,124.39 01-Jun-2007 3 10.375% 2,512.87 Group 1 0158272518 63,703.05 01-May-2007 4 10.875% 2,750.72 Group 1 0158337543 128,225.34 01-Jun-2007 3 7.950% 3,974.81 Group 1 0158358366 184,000.00 01-Jun-2007 3 7.500% 5,366.65 Group 1 0158363507 259,849.85 01-Jun-2007 3 9.375% 9,605.24 Group 1 0158498493 144,272.34 01-May-2007 4 10.250% 5,853.46 Group 1 0158502237 57,729.44 01-May-2007 4 9.625% 2,193.71 Group 1 0158510461 318,269.91 01-May-2007 4 6.750% 8,277.98 Group 1 0158526269 123,668.66 01-May-2007 4 7.890% 3,799.75 Group 1 0158533372 232,653.82 01-May-2007 4 9.125% 8,355.69 Group 1 0158559708 109,167.37 01-May-2007 4 10.750% 4,656.92 Group 1 0158560078 56,953.30 01-Jun-2007 3 10.500% 2,371.13 Group 1 0158584763 233,785.13 01-May-2007 4 9.875% 9,119.43 Group 1 0158597732 89,393.74 01-Jun-2007 3 9.890% 3,494.18 Group 1 0158611624 159,095.66 01-Jun-2007 3 8.950% 5,598.98 Group 1 0158635268 50,969.00 01-May-2007 4 11.750% 2,386.94 Group 1 0158661728 168,071.08 01-May-2007 4 7.950% 5,206.35 Group 1 0158663948 63,286.41 01-Jun-2007 3 10.375% 2,601.75 Group 1 0158735035 55,188.70 01-Jun-2007 3 10.875% 2,383.94 Group 1 0158738849 338,673.88 01-May-2007 4 9.625% 12,857.62 Group 1 0158758433 431,521.34 01-May-2007 4 8.950% 15,167.33 Group 1 0158826826 47,583.92 01-May-2007 4 11.250% 2,129.15 Group 1 0158836924 142,511.95 01-Jun-2007 3 7.390% 4,084.84 Group 1 0158866822 237,505.42 01-May-2007 4 9.250% 8,653.77 Group 2 0154931422 146,237.89 01-Jun-2007 3 8.950% 5,142.52 Group 2 0155132996 139,393.55 01-May-2007 4 8.500% 4,637.45 Group 2 0155259906 635,428.22 01-Jun-2007 3 8.625% 21,484.43 Group 2 0157500646 585,852.00 01-May-2007 4 7.625% 17,392.45 Group 2 0157581786 192,204.24 01-Jun-2007 3 9.625% 7,300.41 Group 2 0157686973 207,875.30 01-Jun-2007 3 9.250% 7,575.70 Group 2 0157973793 296,872.62 01-May-2007 4 9.000% 10,507.31 Group 2 0158052738 400,284.00 01-May-2007 4 7.375% 11,466.45 Group 2 0158077552 161,820.49 01-May-2007 4 8.950% 5,687.75 Group 2 0158116129 119,942.49 01-May-2007 4 8.625% 4,057.59 Group 2 0158135608 255,378.78 01-Jun-2007 3 8.875% 8,907.59 Group 2 0158215608 75,972.09 01-Jun-2007 3 9.950% 2,988.62 Group 2 0158387019 274,366.67 01-Jun-2007 3 9.950% 10,799.60 Group 2 0158408377 203,545.56 01-May-2007 4 10.875% 8,795.81 Group 2 0158427526 132,817.42 01-May-2007 4 9.750% 5,111.58 Group 2 0158428862 210,895.26 01-May-2007 4 10.750% 9,003.43 Group 2 0158444489 218,980.12 01-Jun-2007 3 7.500% 6,382.58 Group 2 0158477901 499,582.79 01-Jun-2007 3 8.125% 15,863.16 Group 2 0158482687 439,404.88 01-Jun-2007 3 9.950% 17,285.55 Group 2 0158492173 269,578.01 01-Jun-2007 3 10.625% 11,363.71 Group 2 0158508382 95,973.83 01-May-2007 4 10.500% 3,997.23 Group 2 0158512566 318,118.50 01-Jun-2007 3 9.125% 11,427.57 Group 2 0158527127 163,390.73 01-Jun-2007 3 9.500% 6,120.82 Group 2 0158533612 394,537.55 01-Jun-2007 3 10.625% 16,631.19 Group 2 0158578518 270,705.53 01-May-2007 4 9.875% 10,569.11 Group 2 0158580308 308,750.00 01-May-2007 4 9.500% 11,578.10 Group 2 0158587006 88,234.04 01-Jun-2007 3 10.125% 3,535.41 Group 2 0158611491 176,000.00 01-Jun-2007 3 8.500% 5,866.70 Group 2 0158629295 190,497.51 01-Jun-2007 3 7.500% 5,552.43 Group 2 0158634758 179,900.20 01-May-2007 4 8.125% 5,710.73 Group 2 0158655951 349,728.02 01-May-2007 4 10.625% 14,736.50 Group 2 0158668202 70,413.05 01-Jun-2007 3 10.950% 3,063.60 Group 2 0158703165 508,159.31 01-Jun-2007 3 8.875% 17,724.53 Group 2 0158738765 363,996.66 01-May-2007 4 7.875% 11,161.67 Group 2 0158742148 314,862.88 01-May-2007 4 8.950% 11,078.40 Group 2 0158771295 234,829.77 01-Jun-2007 3 9.375% 8,680.45 Group 2 0158775817 168,873.23 01-Jun-2007 3 9.990% 6,671.40 Group 2 0158789065 211,112.86 01-Jun-2007 3 8.500% 7,028.31 Group 2 0158823534 166,100.30 01-Jun-2007 3 6.500% 4,148.78 Group 2 0158825992 346,584.96 01-May-2007 4 7.250% 9,737.10 Group 2 0158871657 158,150.35 01-Jun-2007 3 7.250% 4,444.75

Bankruptcy Detail - All Mortgage Loans in Bankruptcy during Current Period

Summary 12 Month Bankruptcy History* New Bankruptcy Loans Month Bankruptcy Percentage Loans in Bankruptcy 47 ~~Oct~~Dec-06 0.000% Original Principal Balance ~~720~~955,~~000~~030.00 ~~Nov~~Jan-0607 0.000% Current Actual Balance ~~717~~952,~~878~~741.0580 ~~Dec~~Feb-0607 0.000% ~~Jan~~Mar-07 0.000% Current Bankruptcy Total ~~Feb~~Apr-07 0.000% Loans in Bankruptcy 710 ~~Mar~~May-07 0.000% Original Principal Balance ~~920~~1,~~155~~513,030.00 ~~Apr~~Jun-07 0.000% Current Actual Balance ~~917~~1,~~576~~508,423.4501 ~~May~~Jul-07 0.~~000~~003% ~~Jun~~Aug-07 0.~~000~~032% ~~Jul~~Sep-07 0.~~003~~146% ~~Aug~~Oct-07 0.~~032~~220% ~~Sep~~Nov-07 0.~~146~~245% *The text reported in the above table is presented graphically on the monthly bond remittance report. The monthly bond remittance report can be viewed online at www.ctslink.com. Group 1 12 Month Bankruptcy History* New Bankruptcy Loans Month Bankruptcy Percentage Loans in Bankruptcy 13 ~~Oct~~Dec-06 0.000% Original Principal Balance 52276,~~000~~093.00 ~~Nov~~Jan-0607 0.000% Current Actual Balance 51275,~~810~~566.4995 ~~Dec~~Feb-0607 0.000% ~~Jan~~Mar-07 0.000% Current Bankruptcy Total ~~Feb~~Apr-07 0.000% Loans in Bankruptcy 21 ~~Mar~~May-07 0.000% Original Principal Balance 6952,~~600~~000.00 ~~Apr~~Jun-07 0.000% Current Actual Balance 6951,~~389~~761.3011 ~~May~~Jul-07 0.~~000~~007% ~~Jun~~Aug-07 0.~~000~~085% ~~Jul~~Sep-07 0.~~007~~326% ~~Aug~~Oct-07 0.~~085~~327% ~~Sep~~Nov-07 0.~~326~~364% *The text reported in the above table is presented graphically on the monthly bond remittance report. The monthly bond remittance report can be viewed online at www.ctslink.com. Group 2 12 Month Bankruptcy History* New Bankruptcy Loans Month Bankruptcy Percentage Loans in Bankruptcy 12 ~~Oct~~Dec-06 0.000% Original Principal Balance ~~162~~397,~~000~~500.00 ~~Nov~~Jan-0607 0.000% Current Actual Balance ~~161~~396,~~820~~872.4987 ~~Dec~~Feb-0607 0.000% ~~Jan~~Mar-07 0.000% Current Bankruptcy Total ~~Feb~~Apr-07 0.000% Loans in Bankruptcy 12 ~~Mar~~May-07 0.000% Original Principal Balance ~~162~~397,~~000~~500.00 ~~Apr~~Jun-07 0.000% Current Actual Balance ~~161~~396,~~820~~872.4987 ~~May~~Jul-07 0.000% ~~Jun~~Aug-07 0.000% ~~Jul~~Sep-07 0.~~000~~041% ~~Aug~~Oct-07 0.~~000~~157% ~~Sep~~Nov-07 0.~~041~~174% *The text reported in the above table is presented graphically on the monthly bond remittance report. The monthly bond remittance report can be viewed online at www.ctslink.com.

Bankruptcy Detail - All Mortgage Loans in Bankruptcy during Current Period Group Loan Month Loan First State LTV at Original Number Entered Payment Origination Principal Bankruptcy Date Balance Group 1 0156223034 Nov-2007 01-Jan-2007 MI 90.00 103,500.00 Group 1 0156714412 Sep-2007 01-Jan-2007 MN 20.00 52,000.00 Group 1 ~~0157387143~~0158317321 ~~Aug~~Nov-2007 01-~~Feb~~Apr-2007 ILTN ~~100~~95.0008 48104,~~000~~593.00 Group 1 ~~0158130187~~0158372342 Sep-2007 01-Apr-2007 WI 2082.00 17410,~~600~~000.00 Group 1 ~~0158371021~~0158602177 ~~Aug~~Nov-2007 01-~~Apr~~May-2007 ILTN 8580.00 ~~134~~68,~~555~~000.00 Group 1 ~~0158372342~~0158713511 Sep-2007 01-Apr-2007 WIPA 8280.00 ~~410~~96,000.00 Group 12 ~~0158713511~~0158369629 ~~Sep~~Nov-2007 01-Apr-2007 PAMN 8067.0051 96160,000.00 Group 2 ~~0158077552~~0158511501 ~~Sep~~Nov-2007 01-Apr-2007 GAIL 9095.00 ~~162~~205,437.00 Group 2 0158600858 Nov-2007 01-Apr-2007 IN 95.00 76,000.00 Group 2 0158662924 Nov-2007 01-Apr-2007 NJ 95.00 237,500.00

Bankruptcy Detail - All Mortgage Loans in Bankruptcy during Current Period (continued) Group Loan Current Paid To Months Current Approximate Number Actual Date Delinquent Loan Rate Delinquent Balance Interest Group 1 ~~0156714412~~0156223034 51103,~~810~~294.4951 01-~~Aug~~May-2007 04 10.~~000~~625% ~~820~~4,352.5237 Group 1 ~~0157387143~~0156714412 4751,~~875~~761.3311 01-~~Aug~~Oct-2007 0 10.~~950~~000% ~~833~~819.9874 Group 1 ~~0158130187~~0158317321 17104,~~578~~294.8117 01-~~Aug~~Sep-2007 0 129.~~875~~750% ~~362~~1,607.6147 Group 1 ~~0158371021~~0158372342 ~~134~~408,~~244~~084.2605 01-~~Aug~~Oct-2007 0 98.~~875~~125% 25,~~098~~187.0684 Group 1 ~~0158372342~~0158602177 ~~408~~67,~~363~~978.3327 01-~~Sep~~May-2007 ~~(1)~~4 811.~~125~~500% 23,~~596~~112.5761 Group 1 0158713511 95,~~883~~836.7405 01-~~Aug~~Oct-2007 0 8.625% 1,~~298~~297.5894 Group 2 ~~0158077552~~0158369629 ~~161~~159,~~820~~513.4996 01-~~May~~Nov-2007 (1) 7.500% 930.82 Group 2 80158511501 204,402.12 01-Oct-2007 0 7.750% 2,470.77 Group 2 0158600858 75,899.86 01-Sep-2007 0 9.950% 31,~~414~~195.6033 Group 2 0158662924 237,358.91 01-Aug-2007 1 10.990% 6,223.97

Prepayment Detail - Prepayments during Current Period Summary Loans Paid In Full Repurchased Loans Original Current Original Current Principal Scheduled Principal Scheduled Group Count Balance Balance Count Balance Balance Group 1 1216 2,~~207~~579,~~575~~548.00 2,~~203~~564,~~179~~417.0864 20 ~~141,000~~0.00 ~~140,550~~0.5900 Group 2 1121 13,~~920~~871,~~700~~901.00 13,~~914~~852,~~792~~590.3563 0 0.00 0.00 Total 2337 46,~~128~~451,~~275~~449.00 46,~~117~~417,~~971~~008.4327 20 ~~141,000~~0.00 ~~140,550~~0.5900

Prepayment Detail - Prepayments during Current Period (continued) Summary Substitution Loans Liquidated Loans Curtailments Original Current Original Current Principal Scheduled Principal Scheduled Curtailment Group Count Balance Balance Count Balance Balance Amount Group 1 0 0.00 0.00 0 0.00 0.00 11,~~150~~010.5267 Group 2 0 0.00 0.00 0 0.00 0.00 2416,~~349~~828.5097 Total 0 0.00 0.00 0 0.00 0.00 3527,~~500~~839.0264

Prepayment Loan Detail - Prepayments during Current Period First Original Loan LTV at Payment Principal Prepayment Group Number State Origination Date Balance Amount Group 1 ~~0072892979~~0068479195 PAMA 90.00 01-~~Apr~~Mar-2007 99281,~~000~~403.00 98280,~~738~~213.7175 Group 1 ~~0156308454~~0153773759 COCA 8385.00 01-~~Dec~~Sep-2006 ~~195~~406,300.00 402,608.76 Group 1 0154312276 PA 95.00 01-Oct-2006 114,000.00 113,060.88 Group 1 0156733222 MI 90.00 01-Jan-2007 157,050.00 ~~194~~155,~~612~~333.5993 Group 1 ~~0157946864~~0157380486 MOAL 74.90 19-Jan-2007 97,000.00 96,250.58 Group 1 0157621558 WA 79.08 01-Apr-2007 ~~193~~189,~~500~~000.00 ~~192~~188,~~886~~503.3759 Group 1 ~~0158016162~~0157984154 AKGA 8580.00 01-Apr-2007 ~~340~~67,000.00 ~~338~~66,~~459~~848.9862 Group 1 ~~0158354928~~0158182352 ALMS 9490.1200 01-Apr-2007 8045,~~000~~990.00 7945,~~780~~908.8511 Group 1 ~~0158374389~~0158278564 NEAL 2075.00 01-Apr-2007 5778,~~800~~000.00 5777,~~682~~757.9654 Group 1 ~~0158427252~~0158322248 MANJ 8874.3184 01-Apr-2007 ~~340~~232,000.00 ~~339~~231,~~426~~463.3456 Group 1 ~~0158500306~~0158362855 WITN 80.00 01-Apr-2007 ~~108~~220,000.00 ~~107~~216,~~731~~620.1472 Group 1 ~~0158526673~~0158538199 IL 80100.00 01-Apr-2007 ~~225~~195,~~600~~000.00 ~~225~~194,~~346~~190.0225 Group 1 ~~0158529669~~0158583013 MINJ 8095.00 01-Feb-2007 5281,~~000~~605.00 5181,~~717~~219.1407 Group 1 ~~0158624544~~0158706143 GATX 7995.2600 01-Apr-2007 ~~214~~104,~~000~~445.00 ~~213~~104,~~716~~073.3282 Group 1 ~~0158720086~~0158757468 OHNC 9590.00 01-~~Apr~~Mar-2007 ~~118~~184,~~750~~500.00 ~~118~~183,~~451~~163.3066 Group 1 ~~0158746503~~0158835124 WI 7595.00 01-Apr-2007 ~~235~~126,~~875~~255.00 ~~235~~125,~~552~~873.5838 Group 12 ~~0158777862~~0152844197 GAVA ~~100~~66.0067 0901-~~Mar~~Aug-~~2007~~2006 891,000,000.00 88988,~~755~~598.7099 Group 2 ~~0153652599~~0155636319 DCIL 90.00 01-~~Sep~~Nov-2006 ~~400~~36,~~500~~000.00 ~~397~~35,~~599~~808.1797 Group 2 ~~0157360827~~0157494683 ILCA 9538.0049 01-~~Feb~~Apr-2007 ~~183~~102,~~350~~000.00 ~~183~~101,~~344~~827.5550 Group 2 ~~0158053926~~0158238865 ILMD 9047.06 01-Apr-2007 64,000.00 63,855.10 Group 2 0158262998 CO 26.79 01-Apr-2007 ~~114~~105,~~300~~000.00 ~~113~~104,~~955~~422.9099 Group 2 ~~0158119503~~0158281402 ILFL 6595.00 01-Apr-2007 50304,~~050~~000.00 302,770.05 Group 2 0158362418 CA 68.49 01-Apr-2007 250,~~910~~001.7100 248,592.49 Group 2 ~~0158170944~~0158375477 WANV 3763.3364 01-Mar-2007 ~~140~~175,000.00 ~~139~~174,~~668~~298.7828 Group 2 ~~0158211805~~0158398495 COSC 6480.5000 01-Apr-2007 ~~258~~164,000.00 ~~257~~163,~~637~~609.67 Group 2 0158478255 VA 60.76 01-May-2007 120,000.00 119,364.76 Group 2 ~~0158211946~~0158526384 MIOH 100.00 01-Mar-2007 183,900.00 183,011.46 Group 2 0158530485 MD 80.00 01-Apr-2007 72212,~~500~~000.00 72211,~~432~~424.3587 Group 2 ~~0158325118~~0158584714 FLSC 27.78 01-May-2007 75,000.00 74,768.05 Group 2 0158665398 MD 20.00 01-Apr-2007 ~~150~~53,000.00 ~~149~~52,~~416~~893.1440 Group 2 ~~0158387357~~0158684175 MDWI 6590.1700 01-Apr-2007 ~~174~~111,600.00 111,214.22 Group 2 0158738336 MD 66.67 01-Mar-2007 204,000.00 ~~173~~203,~~636~~413.6531 Group 2 ~~0158570028~~0158759548 NEVA 5743.6324 01-Apr-2007 68160,000.00 66159,~~761~~748.7173 Group 2 ~~0158709741~~0158779454 NCGA 2880.1800 01-Apr-2007 ~~310~~96,000.00 ~~309~~95,~~547~~829.9802 Group 2 0158922492 VA 63.83 01-May-2007 150,000.00 149,619.93 Group 2 0158922757 NV 51.17 01-May-2007 152,500.00 151,973.84 Group 2 0158925164 GA 67.23 01-Apr-2007 153,900.00 153,533.73

Prepayment Loan Detail - Prepayments during Current Period (continued) Current Loan PIF Months Loan Original Group Number Type Delinquent Rate Term Seasoning Group 1 ~~0072892979~~0068479195 Loan Paid in Full 0 109.~~125~~875% 360 58 Group 1 ~~0156308454~~0153773759 Loan Paid in Full 0 8.~~950~~750% 360 914 Group 1 ~~0157946864~~0154312276 Loan Paid in Full 0 98.~~250~~875% 360 513 Group 1 ~~0158016162~~0156733222 Loan Paid in Full 0 79.~~500~~400% 360 510 Group 1 ~~0158354928~~0157380486 Loan Paid in Full 0 98.~~950~~500% 360 59 Group 1 ~~0158374389~~0157621558 Loan Paid in Full 0 117.~~375~~875% 360 57 Group 1 ~~0158427252~~0157984154 Loan Paid in Full 0(1) 910.500% 360 57 Group 1 ~~0158500306~~0158182352 Loan Paid in Full 0(1) 108.~~400~~950% 360 57 Group 1 ~~0158526673~~0158278564 Loan Paid in Full 0 910.~~500~~750% 360 57 Group 1 ~~0158529669~~0158322248 ~~Repurchase~~Loan Paid in Full 0 8.050% 360 7 Group 1 ~~0158624544~~0158362855 Loan Paid in Full 0 8.~~950~~750% 360 57 Group 1 ~~0158720086~~0158538199 Loan Paid in Full 0 9.~~250~~375% 360 57 Group 1 ~~0158746503~~0158583013 Loan Paid in Full 0 89.~~950~~860% 360 59 Group 1 ~~0158777862~~0158706143 ~~Repurchase~~Loan Paid in Full (1) 10.125% 360 7 Group 1 0158757468 Loan Paid in Full 0 97.~~940~~840% 360 68 Group 1 0158835124 Loan Paid in Full 0 10.880% 360 7 Group 2 ~~0153652599~~0152844197 Loan Paid in Full 0 7.950% 360 15 Group 2 0155636319 Loan Paid in Full (1) 10.625% 360 12 Group 2 0157494683 Loan Paid in Full 0 9.125% 360 127 Group 2 ~~0157360827~~0158238865 Loan Paid in Full 0 8.~~500~~125% 360 7 Group 2 ~~0158053926~~0158262998 Loan Paid in Full 0 8.000% 360 7 Group 2 0158281402 Loan Paid in Full 3 9.500% 360 57 Group 2 ~~0158119503~~0158362418 Loan Paid in Full 0 97.875% 360 57 Group 2 ~~0158170944~~0158375477 Loan Paid in Full (1) 1110.~~375~~125% 360 8 Group 2 0158398495 Loan Paid in Full 0 7.950% 360 7 Group 2 0158478255 Loan Paid in Full 2 7.500% 360 6 Group 2 ~~0158211805~~0158526384 Loan Paid in Full 0 9.240% 360 8 Group 2 0158530485 Loan Paid in Full 0 7.~~950~~500% 360 57 Group 2 ~~0158211946~~0158584714 Loan Paid in Full ~~(1)~~0 10.125% 360 56 Group 2 ~~0158325118~~0158665398 Loan Paid in Full 0 812.750% 360 7 Group 2 0158684175 Loan Paid in Full 0 10.250% ~~180~~360 57 Group 2 ~~0158387357~~0158738336 Loan Paid in Full 0 7.710% 360 8 Group 2 0158759548 Loan Paid in Full 0 9.375% 360 57 Group 2 ~~0158570028~~0158779454 Loan Paid in Full 0 8.950% 360 7 Group 2 0158922492 Loan Paid in Full (1) 7.~~625~~250% ~~180~~360 56 Group 2 ~~0158709741~~0158922757 Loan Paid in Full 0 86.~~625~~125% 360 56 Group 2 0158925164 Loan Paid in Full 0 7.950% 360 7

Prepayment Penalty Detail - Prepayment Penalty Paid during Current Period Prepayment Prepayment Summary Loan Prior Penalty Penalty Count Balance Amount Waived Group 1 39 ~~564~~1,~~974~~208,865.1845 1530,~~236~~284.5574 0.00 Group 2 59 ~~522~~2,~~209~~293,312.3053 1555,~~717~~555.0014 0.00 Total 818 13,~~087~~502,~~183~~177.4898 3085,~~953~~839.5588 0.00

Prepayment Penalty Loan Detail - Prepayment Penalty Paid during Current Period Paid In Prepayment Prepayment Loan Full Prior Penalty Penalty Group Number Date Balance Amount Waived Group 1 ~~0158016162~~0154312276 0810/30/2007 113,131.22 2,280.00 0.00 Group 1 0156733222 10/15/2007 ~~338~~155,~~720~~425.3155 1,546.59 0.00 Group 1 0157380486 10/25/2007 96,~~200~~314.20 4,815.71 0.00 Group 1 0158182352 10/17/2007 45,918.61 1,379.70 0.00 Group 1 ~~0158500306~~0158278564 0810/0604/2007 ~~107~~77,~~776~~788.9280 2,340.00 0.00 Group 1 0158362855 10/12/2007 216,~~474~~770.0585 6,600.00 0.00 Group 1 ~~0158720086~~0158538199 10/08/232007 194,294.25 5,850.00 0.00 Group 1 0158757468 10/08/2007 ~~118~~183,~~476~~299.9537 3,~~562~~671.5036 0.00 Group 1 0158835124 10/04/2007 125,922.60 1,801.38 0.00 Group 2 ~~0157360827~~0152844197 0810/0109/2007 ~~183~~989,~~344~~347.5538 520,~~500~~000.5000 0.00 Group 2 ~~0158119503~~0158238865 0810/3004/2007 4963,~~934~~873.4064 1,~~501~~920.5000 0.00 Group 2 ~~0158211946~~0158281402 0810/2319/2007 72302,~~443~~928.8607 9,120.00 0.00 Group 2 0158478255 10/29/2007 119,~~175~~457.21 3,600.00 0.00 Group 2 ~~0158325118~~0158526384 0810/1523/2007 ~~149~~183,~~515~~113.06 1,832.14 0.00 Group 2 0158530485 10/30/2007 211,498.12 46,~~500~~360.00 0.00 Group 2 ~~0158570028~~0158684175 0810/2817/2007 66111,~~971~~263.3789 3,348.00 0.00 Group 2 0158759548 10/02/2007 159,~~040~~781.00 4,800.00 0.00 Group 2 0158922757 10/16/2007 152,050.16 4,575.00 0.00

Prepayment Rates

Summary SMM CPR PSA Current Month 01.~~680~~035% Current Month 711.~~857~~736% Current Month ~~723~~791.~~023~~079% 3 Month Average 0.~~661~~797% 3 Month Average 79.~~628~~142% 3 Month Average ~~858~~707.~~076~~642% 12 Month Average 0.000% 12 Month Average 0.000% 12 Month Average 0.000% CPR: Current vs. 12mo Average* PSA: Current vs. 12mo Average* Month Current 12mo Avg. Month Current 12mo Avg. ~~Oct-2006 N/A N/A Oct-2006 N/A N/A Nov-2006 N/A N/A Nov-2006 N/A N/A~~ Dec-2006 N/A N/A Dec-2006 N/A N/A Jan-2007 N/A N/A Jan-2007 N/A N/A Feb-2007 N/A N/A Feb-2007 N/A N/A Mar-2007 N/A N/A Mar-2007 N/A N/A Apr-2007 N/A N/A Apr-2007 N/A N/A May-2007 N/A N/A May-2007 N/A N/A Jun-2007 N/A N/A Jun-2007 N/A N/A Jul-2007 4.817% N/A Jul-2007 700.867% N/A Aug-2007 10.209% N/A Aug-2007 1,150.338% N/A Sep-2007 7.857% N/A Sep-2007 723.023% N/A Oct-2007 7.834% N/A Oct-2007 608.825% N/A Nov-2007 11.736% N/A Nov-2007 791.079% N/A *The text reported in the above table is presented *The text reported in the above table is presented graphically on the monthly bond remittance report. The graphically on the monthly bond remittance report. The monthly bond remittance report can be viewed online at monthly bond remittance report can be viewed online at www.ctslink.com. www.ctslink.com. Group 1 SMM CPR PSA Current Month 1.~~005~~117% Current Month 1112.~~410~~608% Current Month ~~1,060~~856.~~837~~208% 3 Month Average 0.~~902~~888% 3 Month Average 10.~~284~~116% 3 Month Average ~~1,181~~804.~~495~~376% 12 Month Average 0.000% 12 Month Average 0.000% 12 Month Average 0.000% CPR: Current vs. 12mo Average* PSA: Current vs. 12mo Average* Month Current 12mo Avg. Month Current 12mo Avg. ~~Oct-2006 N/A N/A Oct-2006 N/A N/A Nov-2006 N/A N/A Nov-2006 N/A N/A~~ Dec-2006 N/A N/A Dec-2006 N/A N/A Jan-2007 N/A N/A Jan-2007 N/A N/A Feb-2007 N/A N/A Feb-2007 N/A N/A Mar-2007 N/A N/A Mar-2007 N/A N/A Apr-2007 N/A N/A Apr-2007 N/A N/A May-2007 N/A N/A May-2007 N/A N/A Jun-2007 N/A N/A Jun-2007 N/A N/A Jul-2007 7.739% N/A Jul-2007 1,147.078% N/A Aug-2007 11.704% N/A Aug-2007 1,336.570% N/A Sep-2007 11.410% N/A Sep-2007 1,060.837% N/A Oct-2007 6.329% N/A Oct-2007 496.083% N/A Nov-2007 12.608% N/A Nov-2007 856.208% N/A *The text reported in the above table is presented *The text reported in the above table is presented graphically on the monthly bond remittance report. The graphically on the monthly bond remittance report. The monthly bond remittance report can be viewed online at monthly bond remittance report can be viewed online at www.ctslink.com. www.ctslink.com. Group 2 SMM CPR PSA Current Month 0.~~488~~987% Current Month 511.~~701~~219% Current Month ~~521~~752.~~427~~980% 3 Month Average 0.~~519~~744% 3 Month Average 68.~~019~~542% 3 Month Average ~~666~~649.~~879~~233% 12 Month Average 0.000% 12 Month Average 0.000% 12 Month Average 0.000% CPR: Current vs. 12mo Average* PSA: Current vs. 12mo Average* Month Current 12mo Avg. Month Current 12mo Avg. ~~Oct-2006 N/A N/A Oct-2006 N/A N/A Nov-2006 N/A N/A Nov-2006 N/A N/A~~ Dec-2006 N/A N/A Dec-2006 N/A N/A Jan-2007 N/A N/A Jan-2007 N/A N/A Feb-2007 N/A N/A Feb-2007 N/A N/A Mar-2007 N/A N/A Mar-2007 N/A N/A Apr-2007 N/A N/A Apr-2007 N/A N/A May-2007 N/A N/A May-2007 N/A N/A Jun-2007 N/A N/A Jun-2007 N/A N/A Jul-2007 3.042% N/A Jul-2007 437.858% N/A Aug-2007 9.315% N/A Aug-2007 1,041.351% N/A Sep-2007 5.701% N/A Sep-2007 521.427% N/A Oct-2007 8.707% N/A Oct-2007 673.291% N/A Nov-2007 11.219% N/A Nov-2007 752.980% N/A *The text reported in the above table is presented *The text reported in the above table is presented graphically on the monthly bond remittance report. The graphically on the monthly bond remittance report. The monthly bond remittance report can be viewed online at monthly bond remittance report can be viewed online at www.ctslink.com. www.ctslink.com. Calculation Methodology: Single Month Mortality (SMM): (Partial and full prepayments + Repurchases) / (Beginning Scheduled Balance - Scheduled Principal) Conditional PrePayment Rate (CPR): 1 - ((1 - SMM)^12) PSA Standard Prepayment Model: 100 * CPR / (0.2 * MIN(30,WAS)) Weighted Average Seasoning (WAS): sum((Original Term - Remaining Term)*(Current Scheduled Balance/Deal Scheduled Principal Balance))

Repurchases Due to Breaches Beginning Loan Scheduled Payoff Current Current Number Balance Balance Rate Payment ~~0158529669~~No ~~51,753.33~~Repurchases ~~51,717.14~~Due ~~8.050%~~to ~~383.37~~Breaches ~~0158777862~~this ~~88,797.26 88,755.70 9.940% 777.10 Totals 140,550.59 140,472.84~~Period

Interest Rate Stratification Summary Group 1 Current Number of Outstanding Percentage of Number of Outstanding Percentage of Interest Rate Loans Scheduled Balance(%) Loans Scheduled Balance(%) Range(%) Balance($) Balance($) < 5.000 1 616,~~946~~085.9982 0.~~098~~100 0 0.00 0.000 5.000 5.499 2 ~~379~~378,~~103~~521.4956 0.~~060~~061 0 0.00 0.000 5.500 5.999 8 2,~~640~~639,~~916~~188.1092 0.~~421~~428 0 0.00 0.000 6.000 6.499 4543 13,~~768~~139,~~898~~395.57 2.~~195~~133 16 3,~~333~~327,~~552~~701.7706 1.~~437~~460 6.500 6.999 ~~184~~183 4645,~~127~~860,~~258~~565.5301 7.~~353~~445 58 12,~~367~~350,~~586~~647.5582 5.~~331~~419 7.000 7.499 ~~287~~282 62,~~873~~038,~~072~~417.7973 10.~~023~~071 103 18,~~582~~556,~~123~~823.6268 8.~~010~~142 7.500 7.999 ~~535~~525 ~~111~~108,~~409~~252,~~020~~035.6879 17.~~760~~574 ~~247~~243 4342,~~868~~911,~~311~~805.8997 18.~~910~~827 8.000 8.499 ~~465~~463 8988,~~018~~766,~~451~~518.9551 14.~~191~~410 ~~184~~183 28,~~691~~561,~~407~~108.2406 12.~~368~~531 8.500 8.999 ~~624~~617 ~~106~~105,~~814~~046,~~837~~899.1592 17.~~028~~053 ~~283~~279 3938,~~645~~825,~~769~~953.0008 17.~~090~~034 9.000 9.499 ~~491~~484 7169,~~324~~993,~~387~~830.7860 11.~~370~~363 ~~266~~263 33,~~875~~326,~~077~~454.2789 14.~~602~~622 9.500 9.999 ~~427~~417 5553,~~279~~717,~~877~~695.0616 8.~~813~~720 ~~212~~205 2221,~~877~~780,~~638~~891.7656 9.~~862~~556 10.000 10.499 ~~232~~226 26,~~836~~136,~~040~~439.4446 4.~~278~~243 ~~116~~115 11,~~922~~845,~~449~~675.1712 5.~~139~~197 10.500 10.999 ~~178~~175 1716,~~209~~718,~~069~~478.0321 2.~~743~~714 8987 7,~~570~~360,~~479~~902.8452 3.~~263~~229 11.000 11.499 ~~128~~127 9,~~101~~043,~~341~~276.4212 1.~~451~~468 6362 3,~~898~~845,~~757~~421.7233 1.~~681~~687 11.500 11.999 8886 4,~~749~~627,~~202~~217.1562 0.~~757~~751 3937 2,~~234~~115,~~958~~232.0896 0.~~963~~928 12.000 12.499 96 4,~~291~~289,~~498~~245.3787 0.~~684~~696 39 1,~~332~~331,~~042~~718.8244 0.~~574~~584 12.500 12.999 ~~134~~132 4,~~847~~729,~~255~~546.8998 0.~~773~~768 65 1,~~788~~787,~~693~~128.6804 0.~~771~~784 >= 13.250 0 0.00 0.000 0 0.00 0.000 Total 3,~~925~~867 ~~627~~615,~~287~~993,~~178~~358.3985 100.000 1,~~780~~755 ~~231~~227,~~988~~927,~~848~~464.4153 100.000

Interest Rate Stratification (continued) Group 2 Current Number of Outstanding Percentage of Interest Rate Loans Scheduled Balance(%) Range(%) Balance($) < 5.000 1 616,~~946~~085.9982 0.~~156~~159 5.000 5.499 2 ~~379~~378,~~103~~521.4956 0.~~096~~098 5.500 5.999 8 2,~~640~~639,~~916~~188.1092 0.~~668~~680 6.000 6.499 2927 109,~~435~~811,~~345~~694.8051 2.~~640~~528 6.500 6.999 ~~126~~125 33,~~759~~509,~~671~~917.9819 8.~~540~~635 7.000 7.499 ~~184~~179 4443,~~290~~481,~~949~~594.1705 11.~~204~~205 7.500 7.999 ~~288~~282 6765,~~540~~340,~~708~~229.7982 1716.~~086~~837 8.000 8.499 ~~281~~280 60,~~327~~205,~~044~~410.7145 15.~~261~~514 8.500 8.999 ~~341~~338 6766,~~169~~220,~~068~~946.1584 1617.~~992~~064 9.000 9.499 ~~225~~221 3736,~~449~~667,~~310~~375.5171 9.~~474~~449 9.500 9.999 ~~215~~212 3231,~~402~~936,~~238~~803.3060 8.~~197~~230 10.000 10.499 ~~116~~111 14,~~913~~290,~~591~~764.2734 3.~~773~~683 10.500 10.999 8988 9,~~638~~357,~~589~~575.1969 2.~~438~~411 11.000 11.499 65 5,~~202~~197,~~583~~854.7079 1.~~316~~339 11.500 11.999 49 2,~~514~~511,~~244~~984.0766 0.~~636~~647 12.000 12.499 57 2,~~959~~957,~~455~~527.5543 0.~~749~~762 12.500 12.999 6967 32,~~058~~942,~~562~~418.2194 0.~~774~~758 >= 13.250 0 0.00 0.000 Total 2,~~145~~112 ~~395~~388,~~298~~065,~~329~~894.9832 100.000

Filing Compare · HSI Asset Securitization CORP Trust 2007-WF1