Virus win32/nsanti

Bonjour,
impossible de suprimer ce virus.voici mon résultat avec hijackthis.

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 21:41:42, on 2010-07-25
Platform: Windows Vista SP2 (WinNT 6.00.1906)
MSIE: Internet Explorer v8.00 (8.00.6001.18928)
Boot mode: Normal

Running processes:
C:\Program Files (x86)\Windows Live\Messenger\msnmsgr.exe
C:\Program Files (x86)\Spybot - Search & Destroy\TeaTimer.exe
C:\Program Files (x86)\Warner Bros. Digital Copy Manager\Warner Bros. Digital Copy Manager.exe
C:\Program Files (x86)\Hewlett-Packard\Media\DVD\DVDAgent.exe
C:\Program Files (x86)\Hewlett-Packard\TouchSmart\Media\TSMAgent.exe
C:\Program Files (x86)\Hewlett-Packard\TouchSmart\Media\Kernel\CLML\CLMLSvc.exe
C:\Program Files (x86)\Hewlett-Packard\HP Quick Launch Buttons\QLBCTRL.exe
C:\Program Files (x86)\DigitalPersona\Bin\DpAgent.exe
C:\Program Files (x86)\dcmsvc\dcmsvc.exe
C:\Program Files (x86)\Hewlett-Packard\Media\TV\TVAgent.exe
C:\Program Files (x86)\Common Files\Java\Java Update\jusched.exe
C:\Program Files (x86)\Hewlett-Packard\Shared\hpqToaster.exe
C:\Users\yvlin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\TQ9W7CAM\HiJackThis[1].exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://ie.redirect.hp.com/...
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://fr.canoe.ca/accueil2007/demarrage/popupdemarage.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://ie.redirect.hp.com/...
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://ie.redirect.hp.com/...
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page = C:\Windows\SysWOW64\blank.htm
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: AVG Security Toolbar BHO - {A3BC75A2-1F87-4686-AA43-5347D756017C} - C:\Program Files (x86)\AVG\AVG8\Toolbar\IEToolbar.dll
R3 - URLSearchHook: SearchHelper Class - {91C18ED5-5E1C-4AE5-A148-A861DE8C8E16} - C:\Program Files (x86)\SGPSA\mtwb3sh.dll
R3 - URLSearchHook: (no name) - {E312764E-7706-43F1-8DAB-FCDD2B1E416D} - C:\Program Files (x86)\pdfforge Toolbar\SearchSettings.dll
O1 - Hosts: ::1 localhost
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: AskBar BHO - {201f27d4-3704-41d6-89c1-aa35e39143ed} - C:\Program Files (x86)\AskBarDis\bar\bin\askBar.dll
O2 - BHO: DigitalPersona Personal Extension - {395610AE-C624-4f58-B89E-23733EA00F9A} - C:\Program Files (x86)\DigitalPersona\Bin\DpOtsPluginIe8.dll
O2 - BHO: WormRadar.com IESiteBlocker.NavFilter - {3CA2F312-6F6E-4B53-A66E-4E65E497C8C0} - C:\Program Files (x86)\AVG\AVG8\avgssie.dll
O2 - BHO: Windows Live Family Safety Browser Helper Class - {4f3ed5cd-0726-42a9-87f5-d13f3d2976ac} - C:\Program Files (x86)\Windows Live\Family Safety\fssbho.dll
O2 - BHO: Spybot-S&D IE Protection - {53707962-6F74-2D53-2644-206D7942484F} - C:\Program Files (x86)\Spybot - Search & Destroy\SDHelper.dll
O2 - BHO: (no name) - {5C255C8A-E604-49b4-9D64-90988571CECB} - (no file)
O2 - BHO: Search Helper - {6EBF7485-159F-4bff-A14F-B9E3AAC4465B} - C:\Program Files (x86)\Microsoft\Search Enhancement Pack\Search Helper\SearchHelper.dll
O2 - BHO: BrowserHelper Class - {8A9D74F9-560B-4FE7-ABEB-3B2E638E5CD6} - C:\Program Files (x86)\SGPSA\SearchAssistant.dll
O2 - BHO: Programme d'aide de l'Assistant de connexion Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files (x86)\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: AVG Security Toolbar BHO - {A3BC75A2-1F87-4686-AA43-5347D756017C} - C:\Program Files (x86)\AVG\AVG8\Toolbar\IEToolbar.dll
O2 - BHO: pdfforge Toolbar - {B922D405-6D13-4A2B-AE89-08A030DA4402} - C:\Program Files (x86)\pdfforge Toolbar\pdfforgeToolbarIE.dll
O2 - BHO: Microsoft Live Search Toolbar Helper - {d2ce3e00-f94a-4740-988e-03dc2f38c34f} - c:\Program Files (x86)\MSN\Toolbar\3.0.0541.0\msneshellx.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files (x86)\Java\jre6\bin\jp2ssv.dll
O2 - BHO: Windows Live Toolbar Helper - {E15A8DC0-8516-42A1-81EA-DC94EC1ACF10} - C:\Program Files (x86)\Windows Live\Toolbar\wltcore.dll
O2 - BHO: (no name) - {E312764E-7706-43F1-8DAB-FCDD2B1E416D} - C:\Program Files (x86)\pdfforge Toolbar\SearchSettings.dll
O3 - Toolbar: Microsoft Live Search Toolbar - {1E61ED7C-7CB8-49d6-B9E9-AB4C880C8414} - c:\Program Files (x86)\MSN\Toolbar\3.0.0541.0\msneshellx.dll
O3 - Toolbar: AVG Security Toolbar - {CCC7A320-B3CA-4199-B1A6-9F516DD69829} - C:\Program Files (x86)\AVG\AVG8\Toolbar\IEToolbar.dll
O3 - Toolbar: (no name) - {1BB22D38-A411-4B13-A746-C2A4F4EC7344} - (no file)
O3 - Toolbar: pdfforge Toolbar - {B922D405-6D13-4A2B-AE89-08A030DA4402} - C:\Program Files (x86)\pdfforge Toolbar\pdfforgeToolbarIE.dll
O3 - Toolbar: &Windows Live Toolbar - {21FA44EF-376D-4D53-9B0F-8A89D3229068} - C:\Program Files (x86)\Windows Live\Toolbar\wltcore.dll
O3 - Toolbar: Ask Toolbar - {3041d03e-fd4b-44e0-b742-2d9b88305f98} - C:\Program Files (x86)\AskBarDis\bar\bin\askBar.dll
O4 - HKLM\..\Run: [DVDAgent] "C:\Program Files (x86)\Hewlett-Packard\Media\DVD\DVDAgent.exe"
O4 - HKLM\..\Run: [TSMAgent] "C:\Program Files (x86)\Hewlett-Packard\TouchSmart\Media\TSMAgent.exe"
O4 - HKLM\..\Run: [CLMLServer for HP TouchSmart] "C:\Program Files (x86)\Hewlett-Packard\TouchSmart\Media\Kernel\CLML\CLMLSvc.exe"
O4 - HKLM\..\Run: [UCam_Menu] "C:\Program Files (x86)\Hewlett-Packard\Media\Webcam\MUITransfer\MUIStartMenu.exe" "C:\Program Files (x86)\Hewlett-Packard\Media\Webcam" update "Software\Hewlett-Packard\Media\Webcam"
O4 - HKLM\..\Run: [UpdateLBPShortCut] "C:\Program Files (x86)\CyberLink\LabelPrint\MUITransfer\MUIStartMenu.exe" "C:\Program Files (x86)\CyberLink\LabelPrint" UpdateWithCreateOnce "Software\CyberLink\LabelPrint\2.5"
O4 - HKLM\..\Run: [UpdatePSTShortCut] "C:\Program Files (x86)\CyberLink\DVD Suite\MUITransfer\MUIStartMenu.exe" "C:\Program Files (x86)\CyberLink\DVD Suite" UpdateWithCreateOnce "Software\CyberLink\PowerStarter"
O4 - HKLM\..\Run: [QlbCtrl.exe] "C:\Program Files (x86)\Hewlett-Packard\HP Quick Launch Buttons\QlbCtrl.exe" /Start
O4 - HKLM\..\Run: [UpdateP2GoShortCut] "C:\Program Files (x86)\CyberLink\Power2Go\MUITransfer\MUIStartMenu.exe" "C:\Program Files (x86)\CyberLink\Power2Go" UpdateWithCreateOnce "SOFTWARE\CyberLink\Power2Go\6.0"
O4 - HKLM\..\Run: [UpdatePDIRShortCut] "C:\Program Files (x86)\CyberLink\PowerDirector\MUITransfer\MUIStartMenu.exe" "C:\Program Files (x86)\CyberLink\PowerDirector" UpdateWithCreateOnce "SOFTWARE\CyberLink\PowerDirector\7.0"
O4 - HKLM\..\Run: [HP Health Check Scheduler] c:\Program Files (x86)\Hewlett-Packard\HP Health Check\HPHC_Scheduler.exe
O4 - HKLM\..\Run: [WirelessAssistant] C:\Program Files (x86)\Hewlett-Packard\HP Wireless Assistant\HPWAMain.exe
O4 - HKLM\..\Run: [AVG8_TRAY] C:\PROGRA~2\AVG\AVG8\avgtray.exe
O4 - HKLM\..\Run: [DpAgent] C:\Program Files (x86)\DigitalPersona\Bin\dpagent.exe
O4 - HKLM\..\Run: [dcmsvc] "C:\Program Files (x86)\dcmsvc\dcmsvc.exe"
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [Adobe ARM] "C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe"
O4 - HKLM\..\Run: [TVAgent] "C:\Program Files (x86)\Hewlett-Packard\Media\TV\TVAgent.exe"
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files (x86)\Common Files\Java\Java Update\jusched.exe"
O4 - HKCU\..\Run: [ehTray.exe] C:\Windows\ehome\ehTray.exe
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files (x86)\Windows Live\Messenger\msnmsgr.exe" /background
O4 - HKCU\..\Run: [AROReminder] C:\Program Files (x86)\Advanced Registry Optimizer\ARO.exe -rem
O4 - HKCU\..\Run: [SpybotSD TeaTimer] C:\Program Files (x86)\Spybot - Search & Destroy\TeaTimer.exe
O4 - Startup: Warner Bros.lnk = C:\Program Files (x86)\Warner Bros. Digital Copy Manager\Warner Bros. Digital Copy Manager.exe
O8 - Extra context menu item: Google Sidewiki... - res://C:\Program Files (x86)\Google\Google Toolbar\Component\GoogleToolbarDynamic_mui_en_96D6FF0C6D236BF8.dll/cmsidewiki.html
O9 - Extra button: Ajout Direct - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files (x86)\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra 'Tools' menuitem: &Ajout Direct dans Windows Live Writer - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files (x86)\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra button: PartyPoker.com - {B7FE5D70-9AA2-40F1-9C6B-12A255F085E1} - C:\Programs\PartyGaming\PartyPoker\RunApp.exe (file missing)
O9 - Extra 'Tools' menuitem: PartyPoker.com - {B7FE5D70-9AA2-40F1-9C6B-12A255F085E1} - C:\Programs\PartyGaming\PartyPoker\RunApp.exe (file missing)
O9 - Extra button: (no name) - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\Program Files (x86)\Spybot - Search & Destroy\SDHelper.dll
O9 - Extra 'Tools' menuitem: Spybot - Search && Destroy Configuration - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\Program Files (x86)\Spybot - Search & Destroy\SDHelper.dll
O13 - Gopher Prefix:
O16 - DPF: {E2883E8F-472F-4FB0-9522-AC9BF37916A7} - http://platformdl.adobe.com/NOS/getPlusPlus/1.6/gp.cab
O18 - Protocol: linkscanner - {F274614C-63F8-47D5-A4D1-FBDDE494F8D1} - C:\Program Files (x86)\AVG\AVG8\avgpp.dll
O23 - Service: Agere Modem Call Progress Audio (AgereModemAudio) - Unknown owner - C:\Windows\system32\agr64svc.exe (file missing)
O23 - Service: @%SystemRoot%\system32\Alg.exe,-112 (ALG) - Unknown owner - C:\Windows\System32\alg.exe (file missing)
O23 - Service: AVG Free8 E-mail Scanner (avg8emc) - AVG Technologies CZ, s.r.o. - C:\PROGRA~2\AVG\AVG8\avgemc.exe
O23 - Service: AVG Free8 WatchDog (avg8wd) - AVG Technologies CZ, s.r.o. - C:\PROGRA~2\AVG\AVG8\avgwdsvc.exe
O23 - Service: Com4QLBEx - Hewlett-Packard Development Company, L.P. - C:\Program Files (x86)\Hewlett-Packard\HP Quick Launch Buttons\Com4QLBEx.exe
O23 - Service: @dfsrres.dll,-101 (DFSR) - Unknown owner - C:\Windows\system32\DFSR.exe (file missing)
O23 - Service: @C:\Program Files (x86)\DigitalPersona\Bin\DpHostW.exe,-128 (DpHost) - DigitalPersona, Inc. - C:\Program Files (x86)\DigitalPersona\Bin\DpHostW.exe
O23 - Service: GameConsoleService - WildTangent, Inc. - C:\Program Files (x86)\HP Games\My HP Game Console\GameConsoleService.exe
O23 - Service: HP Health Check Service - Hewlett-Packard - c:\Program Files (x86)\Hewlett-Packard\HP Health Check\hphc_service.exe
O23 - Service: hpqwmiex - Hewlett-Packard Development Company, L.P. - C:\Program Files (x86)\Hewlett-Packard\Shared\hpqwmiex.exe
O23 - Service: HP Service (hpsrv) - Unknown owner - C:\Windows\system32\Hpservice.exe (file missing)
O23 - Service: @keyiso.dll,-100 (KeyIso) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: LightScribeService Direct Disc Labeling Service (LightScribeService) - Hewlett-Packard Company - C:\Program Files (x86)\Common Files\LightScribe\LSSrvc.exe
O23 - Service: @comres.dll,-2797 (MSDTC) - Unknown owner - C:\Windows\System32\msdtc.exe (file missing)
O23 - Service: @%SystemRoot%\System32\netlogon.dll,-102 (Netlogon) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\psbase.dll,-300 (ProtectedStorage) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: Recovery Service for Windows - Unknown owner - C:\Program Files (x86)\SMINST\BLService.exe
O23 - Service: Cyberlink RichVideo Service(CRVS) (RichVideo) - Unknown owner - C:\Program Files (x86)\CyberLink\Shared files\RichVideo.exe
O23 - Service: @%systemroot%\system32\Locator.exe,-2 (RpcLocator) - Unknown owner - C:\Windows\system32\locator.exe (file missing)
O23 - Service: @%SystemRoot%\system32\samsrv.dll,-1 (SamSs) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: SBSD Security Center Service (SBSDWSCService) - Safer Networking Ltd. - C:\Program Files (x86)\Spybot - Search & Destroy\SDWinSec.exe
O23 - Service: @%SystemRoot%\system32\SLsvc.exe,-101 (slsvc) - Unknown owner - C:\Windows\system32\SLsvc.exe (file missing)
O23 - Service: @%SystemRoot%\system32\snmptrap.exe,-3 (SNMPTRAP) - Unknown owner - C:\Windows\System32\snmptrap.exe (file missing)
O23 - Service: @%systemroot%\system32\spoolsv.exe,-1 (Spooler) - Unknown owner - C:\Windows\System32\spoolsv.exe (file missing)
O23 - Service: Audio Service (STacSV) - Unknown owner - C:\Windows\System32\DriverStore\FileRepository\stwrt64.inf_6ef279c8\STacSV64.exe (file missing)
O23 - Service: TV Background Capture Service (TVBCS) (TVCapSvc) - Unknown owner - C:\Program Files (x86)\Hewlett-Packard\Media\TV\Kernel\TV\TVCapSvc.exe
O23 - Service: TV Task Scheduler (TVTS) (TVSched) - Unknown owner - C:\Program Files (x86)\Hewlett-Packard\Media\TV\Kernel\TV\TVSched.exe
O23 - Service: @%SystemRoot%\system32\ui0detect.exe,-101 (UI0Detect) - Unknown owner - C:\Windows\system32\UI0Detect.exe (file missing)
O23 - Service: @%SystemRoot%\system32\vds.exe,-100 (vds) - Unknown owner - C:\Windows\System32\vds.exe (file missing)
O23 - Service: Validity Fingerprint Service (vfsFPService) - Validity Sensors, Inc. - C:\Windows\system32\vfsFPService.exe
O23 - Service: @%systemroot%\system32\vssvc.exe,-102 (VSS) - Unknown owner - C:\Windows\system32\vssvc.exe (file missing)
O23 - Service: @%Systemroot%\system32\wbem\wmiapsrv.exe,-110 (wmiApSrv) - Unknown owner - C:\Windows\system32\wbem\WmiApSrv.exe (file missing)
O23 - Service: @%ProgramFiles%\Windows Media Player\wmpnetwk.exe,-101 (WMPNetworkSvc) - Unknown owner - C:\Program Files (x86)\Windows Media Player\wmpnetwk.exe (file missing)