PC tres tres infecté HELP

Bonjour,

Voila j'ai hérité d'un ordinateur qui a de nombreux virus tel que adware Slagent , Instant Access ... spyware doctor a trouvé 128 infections . J'aimerais qq'1 qui pourrait m'aider . A noter que sur ce pc il n'y a plus internet dessus .

J'ai fait un rapport hiijackthis que je mets ici :

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 16:43:17, on 27/03/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16608)
Boot mode: Normal

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\csrss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Lavasoft\Ad-Aware 2007\aawservice.exe
C:\WINDOWS\system32\spoolsv.exe
C:\PROGRA~1\FICHIE~1\France Telecom\Shared Modules\FTRTSVC\0\FTRTSVC.exe
C:\Program Files\Fichiers communs\Microsoft Shared\VS7Debug\mdm.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\BroadJump\Client Foundation\CFD.exe
C:\Program Files\Fichiers communs\AdvancedCleaner\abhlp.exe
C:\Program Files\Trust\MI-2500X OPTICAL MOUSE\Mouse32a.exe
C:\WINDOWS\ALCXMNTR.EXE
C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Microsoft Office\Office\OSA.EXE
C:\WINDOWS\System32\alg.exe
C:\Program Files\Spyware Doctor\svcntaux.exe
C:\Program Files\Spyware Doctor\swdsvc.exe
C:\Program Files\Spyware Doctor\SDTrayApp.exe
C:\Program Files\Spyware Doctor\swdoctor.exe
C:\WINDOWS\System32\wbem\wmiprvse.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = https://www.hpe.com/h41271/404D.aspx?cc=us&ll=en&url=http://domainredirects.ext.hpe.com/qfr9.hpwis.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://srch-qfr9.hpwis.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://srch-qfr9.hpwis.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://srch-qfr9.hpwis.com/
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://actus.sfr.fr
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = https://www.msn.com/fr-fr/?ocid=iehp
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://srch-qfr9.hpwis.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.msn.com/fr-fr/?ocid=iehp
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://estore.sonic.com/upgrades/purchase.asp?srnm=&lang=FR&id=14
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Internet Explorer avec Club-Internet
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = 127.0.0.1
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook: (no name) - {08C06D61-F1F3-4799-86F8-BE1A89362C85} - (no file)
O2 - BHO: Aide pour le lien d'Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: SXG Advisor - {E3FB9237-4475-437B-8C10-299097A8C0A8} - C:\WINDOWS\dgtxrdfxlw.dll
O3 - Toolbar: ekvgsnw - {60570909-486A-4609-B7AE-CBCAA3831168} - C:\WINDOWS\ekvgsnw.dll
O4 - HKLM\..\Run: [Recguard] C:\WINDOWS\SMINST\RECGUARD.EXE
O4 - HKLM\..\Run: [BJCFD] C:\Program Files\BroadJump\Client Foundation\CFD.exe
O4 - HKLM\..\Run: [AbyssmoClient] C:\Program Files\Fichiers communs\AdvancedCleaner\abhlp.exe
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [FLMOFFICE4DMOUSE] C:\Program Files\Trust\MI-2500X OPTICAL MOUSE\Mouse32a.exe
O4 - HKLM\..\Run: [Reminder] "C:\Windows\Creator\Remind_XP.exe"
O4 - HKLM\..\Run: [AlcxMonitor] ALCXMNTR.EXE
O4 - HKLM\..\Run: [ATIPTA] C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [ATIModeChange] Ati2mdxx.exe
O4 - HKLM\..\Run: [VTTimer] VTTimer.exe
O4 - HKLM\..\Run: [nwiz] nwiz.exe /installquiet /keeploaded /nodetect
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\System32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [StorageGuard] "C:\Program Files\Fichiers communs\Sonic\Update Manager\sgtray.exe" /r
O4 - HKLM\..\Run: [HotKeysCmds] C:\WINDOWS\System32\hkcmd.exe
O4 - HKLM\..\Run: [SDTray] "C:\Program Files\Spyware Doctor\SDTrayApp.exe"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [NVIEW] rundll32.exe nview.dll,nViewLoadHook
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\CTFMON.EXE (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\CTFMON.EXE (User 'SERVICE RÉSEAU')
O4 - .DEFAULT User Startup: mod_sm.lnk = C:\hp\bin\cloaker.exe (User 'Default user')
O4 - Global Startup: Démarrage d'Office.lnk = C:\Program Files\Microsoft Office\Office\OSA.EXE
O4 - Global Startup: Microsoft Recherche accélérée.lnk = C:\Program Files\Microsoft Office\Office\FINDFAST.EXE
O9 - Extra button: (no name) - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - (no file)
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra button: Wanadoo - {1462651F-F4BA-4C76-A001-C4284D0FE16E} - https://www.orange.fr/portail (file missing) (HKCU)
O16 - DPF: {2A3DFC59-8A87-49A1-85D1-42903410911F} - http://scripts.dlv4.com/binaries/egaccess4/egaccess4_1058_XP.cab
O16 - DPF: {6A344D34-5231-452A-8A57-D064AC9B7862} (Symantec Download Manager) - https://webdl.symantec.com/activex/symdlmgr.cab
O16 - DPF: {8D8BAF56-B581-4B90-A549-C4AC6B03F1BB} - https://www.afternic.com/domains/downloadv3.com
O16 - DPF: {C2481ED1-9896-4D49-AE90-69858DFDE446} - https://www.afternic.com/domains/downloadv3.com
O21 - SSODL: KernelRom - {31cb37ad-f6f7-4d45-8ab1-b4e719daa299} - C:\WINDOWS\Installer\{31cb37ad-f6f7-4d45-8ab1-b4e719daa299}\KernelRom.dll
O21 - SSODL: alofkmn - {CF283A50-1409-4829-BD00-24C2ACE62E74} - C:\WINDOWS\alofkmn.dll
O21 - SSODL: KernelCD - {380b18b9-a870-40d7-9dc7-fcbe1a279f67} - C:\WINDOWS\Installer\{380b18b9-a870-40d7-9dc7-fcbe1a279f67}\KernelCD.dll
O23 - Service: Ad-Aware 2007 Service (aawservice) - Lavasoft - C:\Program Files\Lavasoft\Ad-Aware 2007\aawservice.exe
O23 - Service: France Telecom Routing Table Service (FTRTSVC) - France Telecom SA - C:\PROGRA~1\FICHIE~1\France Telecom\Shared Modules\FTRTSVC\0\FTRTSVC.exe
O23 - Service: Service de l'iPod (iPod Service) - Unknown owner - C:\Program Files\iPod\bin\iPodService.exe (file missing)
O23 - Service: NVIDIA Driver Helper Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe
O23 - Service: PC Tools Auxiliary Service (sdAuxService) - PC Tools - C:\Program Files\Spyware Doctor\svcntaux.exe
O23 - Service: PC Tools Security Service (sdCoreService) - PC Tools - C:\Program Files\Spyware Doctor\swdsvc.exe
O23 - Service: Symantec Core LC - Unknown owner - C:\Program Files\Fichiers communs\Symantec Shared\CCPD-LC\symlcsvc.exe (file missing)