Problème avec trojan TR/Crypt.XPACK.Gen

Bonjour,
Antivir plusieurs fois me détecte le cheval de troie TR/Crypt.XPACK.Gen ! Est ce un virus méchant? et antivir le supprime-t-il définitivement? Je sais pas trop quoi faire?
Donnez moi un maximum de conseil svp !
Merci d'avance!

Voici un rapport Hijackthis

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 18:08:16, on 28/03/2009
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16791)
Boot mode: Normal

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Comodo\COMODO Internet Security\cmdagent.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Intel\WiFi\bin\S24EvMon.exe
C:\WINDOWS\system32\spoolsv.exe
c:\program files\fichiers communs\logishrd\lvmvfm\LVPrcSrv.exe
C:\Program Files\Avira\AntiVir PersonalEdition Classic\sched.exe
C:\Program Files\Fichiers communs\Acronis\Schedule2\schedul2.exe
C:\Program Files\Adobe\Photoshop Elements 4.0\PhotoshopElementsFileAgent.exe
C:\Program Files\Avira\AntiVir PersonalEdition Classic\avguard.exe
C:\Program Files\Fichiers communs\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
C:\Program Files\Bonjour\mDNSResponder.exe
C:\WINDOWS\system32\CTsvcCDA.exe
C:\Program Files\Intel\WiFi\bin\EvtEng.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\inetsrv\inetinfo.exe
C:\Program Files\Java\jre6\bin\jqs.exe
D:\Logiciel\Media Manager\MSSQL$SONY_MEDIAMGR\Binn\sqlservr.exe
C:\Program Files\Microsoft SQL Server\MSSQL$VAIO_VEDB\Binn\sqlservr.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\Program Files\Fichiers communs\Intel\WirelessCommon\RegSrvc.exe
D:\SolidWorks\COSMOSFloWorks (2)\FloWorks\binCFW\StandAloneSlv.exe
C:\Program Files\Spyware Terminator\sp_rsser.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Sony\VAIO Event Service\VESMgr.exe
C:\Program Files\Sony\VAIO Media Integrated Server\VMISrv.exe
C:\Program Files\Fichiers communs\Sony Shared\VAIO Entertainment Platform\VCSW\VCSW.exe
C:\Program Files\Fichiers communs\Sony Shared\VAIO Entertainment Platform\VzCdb\VzCdbSvc.exe
C:\Program Files\Sony\VAIO Media Integrated Server\Platform\SV_Httpd.exe
C:\Program Files\Fichiers communs\Sony Shared\VAIO Entertainment Platform\VzCdb\VzFw.exe
C:\Program Files\Sony\VAIO Media Integrated Server\Platform\UPnPFramework.exe
C:\WINDOWS\Explorer.exe
C:\Program Files\Fichiers communs\Sony Shared\VAIO Entertainment Platform\VzCs\VzHardwareResourceManager\VzHardwareResourceManager.exe
C:\Program Files\Malwarebytes' Anti-Malware\mbamservice.exe
C:\Program Files\Sony\VAIO Power Management\SPMgr.exe
C:\WINDOWS\ehome\ehtray.exe
C:\Program Files\Apoint\Apoint.exe
C:\Program Files\Avira\AntiVir PersonalEdition Classic\avgnt.exe
C:\Program Files\Java\jre6\bin\jusched.exe
C:\Program Files\COMODO\SafeSurf\cssurf.exe
C:\Program Files\Apoint\Apntex.exe
C:\Program Files\Intel\WiFi\bin\ZCfgSvc.exe
C:\Program Files\Fichiers communs\Intel\WirelessCommon\iFrmewrk.exe
C:\Program Files\Comodo\COMODO Internet Security\cfp.exe
C:\Program Files\Spamihilator\spamihilator.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\SpywareGuard\sgmain.exe
C:\Program Files\SpywareGuard\sgbhp.exe
C:\WINDOWS\system32\wbem\unsecapp.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Program Files\Adobe\Acrobat 7.0\Distillr\AcroTray.exe
c:\program files\avira\antivir personaledition classic\avcenter.exe
C:\Program Files\Avira\AntiVir PersonalEdition Classic\avscan.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.fr/
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page =
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = *.local
R3 - URLSearchHook: Search Class - {08C06D61-F1F3-4799-86F8-BE1A89362C85} - C:\PROGRA~1\Wanadoo\SEARCH~1.DLL
R3 - URLSearchHook: (no name) - {E312764E-7706-43F1-8DAB-FCDD2B1E416D} - C:\Program Files\pdfforge Toolbar\SearchSettings.dll
F2 - REG:system.ini: Shell=Explorer.exe
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: SpywareGuard Download Protection - {4A368E80-174F-4872-96B5-0B27DDD11DB2} - C:\Program Files\SpywareGuard\dlprotect.dll
O2 - BHO: Java(tm) Plug-In SSV Helper - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre6\bin\ssv.dll
O2 - BHO: Programme d'aide de l'Assistant de connexion Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Program Files\Google\GoogleToolbarNotifier\5.1.1309.3572\swg.dll
O2 - BHO: CBrowserHelperObject Object - {CA6319C0-31B7-401E-A518-A07C3DB8F777} - C:\PROGRA~1\GOOGLE~1\GoogleAFE.dll
O2 - BHO: &Google Notebook - {CCCCCCD3-666F-4F81-8B69-745DE9F6D897} - C:\Program Files\Google\Google Notebook\gnotes1.0.2.19--995133581.dll
O3 - Toolbar: Google Bloc-notes - {CCCCCCDB-4DDB-4703-95D4-DD2C526397BF} - C:\Program Files\Google\Google Notebook\gnotes1.0.2.19--995133581.dll
O3 - Toolbar: pdfforge Toolbar - {B922D405-6D13-4A2B-AE89-08A030DA4402} - C:\Program Files\pdfforge Toolbar\WidgiToolbarIE.dll
O3 - Toolbar: Ask Toolbar - {3041d03e-fd4b-44e0-b742-2d9b88305f98} - C:\Program Files\AskBarDis\bar\bin\askBar.dll
O4 - HKLM\..\Run: [SonyPowerCfg] "C:\Program Files\Sony\VAIO Power Management\SPMgr.exe"
O4 - HKLM\..\Run: [ehTray] C:\WINDOWS\ehome\ehtray.exe
O4 - HKLM\..\Run: [Apoint] "C:\Program Files\Apoint\Apoint.exe"
O4 - HKLM\..\Run: [avgnt] "C:\Program Files\Avira\AntiVir PersonalEdition Classic\avgnt.exe" /min
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre6\bin\jusched.exe"
O4 - HKLM\..\Run: [COMODO SafeSurf] "C:\Program Files\COMODO\SafeSurf\cssurf.exe" -s
O4 - HKLM\..\Run: [IntelZeroConfig] "C:\Program Files\Intel\WiFi\bin\ZCfgSvc.exe"
O4 - HKLM\..\Run: [IntelWireless] "C:\Program Files\Fichiers communs\Intel\WirelessCommon\iFrmewrk.exe" /tf Intel Wireless Tray
O4 - HKLM\..\Run: [COMODO Internet Security] "C:\Program Files\Comodo\COMODO Internet Security\cfp.exe" -h
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 9.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [Spamihilator] "C:\Program Files\Spamihilator\spamihilator.exe"
O4 - HKLM\..\Run: [Malwarebytes' Anti-Malware] "C:\Program Files\Malwarebytes' Anti-Malware\mbamgui.exe" /starttray
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - Startup: SpywareGuard.lnk = C:\Program Files\SpywareGuard\sgmain.exe
O8 - Extra context menu item: Page à noter (Google Bloc-notes) - res://C:\Program Files\Google\Google Notebook\gnotes1.0.2.19--995133581.dll/gn_menu1.html
O8 - Extra context menu item: Tout télécharger avec Free Download Manager - file://C:\Program Files\Free Download Manager\dlall.htm
O8 - Extra context menu item: Télécharger avec Free Download Manager - file://C:\Program Files\Free Download Manager\dllink.htm
O8 - Extra context menu item: Télécharger la sélection avec Free Download Manager - file://C:\Program Files\Free Download Manager\dlselected.htm
O8 - Extra context menu item: Télécharger la vidéo avec Free Download Manager - file://C:\Program Files\Free Download Manager\dlfvideo.htm
O8 - Extra context menu item: À noter (Google Bloc-notes) - res://C:\Program Files\Google\Google Notebook\gnotes1.0.2.19--995133581.dll/gn_menu2.html
O9 - Extra button: (no name) - {85d1f590-48f4-11d9-9669-0800200c9a66} - C:\WINDOWS\bdoscandel.exe
O9 - Extra 'Tools' menuitem: Uninstall BitDefender Online Scanner v8 - {85d1f590-48f4-11d9-9669-0800200c9a66} - C:\WINDOWS\bdoscandel.exe
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~4\OFFICE11\REFIEBAR.DLL
O9 - Extra button: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra 'Tools' menuitem: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra button: Sélection intelligente HP - {DDE87865-83C5-48c4-8357-2F5B1AA84522} - C:\Program Files\HP\Digital Imaging\Smart Web Printing\hpswp_BHO.dll
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra button: Messager Wanadoo - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra 'Tools' menuitem: Messager Wanadoo - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra button: Orange - {1462651F-F4BA-4C76-A001-C4284D0FE16E} - http://www.orange.fr (file missing) (HKCU)
O10 - Unknown file in Winsock LSP: c:\windows\system32\nwprovau.dll
O14 - IERESET.INF: START_PAGE_URL=http://www.club-vaio.com/fr/
O16 - DPF: {5D86DDB5-BDF9-441B-9E9E-D4730F4EE499} (BDSCANONLINE Control) - http://www.zebulon.fr/scan8/oscan8.cab
O16 - DPF: {6E32070A-766D-4EE6-879C-DC1FA91D2FC3} (MUWebControl Class) - http://update.microsoft.com/...
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\FICHIE~1\Skype\SKYPE4~1.DLL
O18 - Filter: application/xhtml+xml; charset=iso-8859-1 - {32F66A26-7614-11D4-BD11-00104BD3F987} - C:\Program Files\Design Science\MathPlayer\MathMLMimer.dll
O18 - Filter: application/xhtml+xml; charset=utf-8 - {32F66A26-7614-11D4-BD11-00104BD3F987} - C:\Program Files\Design Science\MathPlayer\MathMLMimer.dll
O18 - Filter: text/xml; charset=iso-8859-1 - {32F66A26-7614-11D4-BD11-00104BD3F987} - C:\Program Files\Design Science\MathPlayer\MathMLMimer.dll
O18 - Filter: text/xml; charset=utf-8 - {32F66A26-7614-11D4-BD11-00104BD3F987} - C:\Program Files\Design Science\MathPlayer\MathMLMimer.dll
O23 - Service: Lavasoft Ad-Aware Service (aawservice) - - (no file)
O23 - Service: Acronis Scheduler2 Service (AcrSch2Svc) - Acronis - C:\Program Files\Fichiers communs\Acronis\Schedule2\schedul2.exe
O23 - Service: Adobe Active File Monitor V4 (AdobeActiveFileMonitor4.0) - Unknown owner - C:\Program Files\Adobe\Photoshop Elements 4.0\PhotoshopElementsFileAgent.exe
O23 - Service: Avira AntiVir Personal – Free Antivirus Scheduler (AntiVirScheduler) - Avira GmbH - C:\Program Files\Avira\AntiVir PersonalEdition Classic\sched.exe
O23 - Service: Avira AntiVir Personal – Free Antivirus Guard (AntiVirService) - Avira GmbH - C:\Program Files\Avira\AntiVir PersonalEdition Classic\avguard.exe
O23 - Service: Apple Mobile Device - Apple Inc. - C:\Program Files\Fichiers communs\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
O23 - Service: Service Bonjour (Bonjour Service) - Apple Inc. - C:\Program Files\Bonjour\mDNSResponder.exe
O23 - Service: COMODO Internet Security Helper Service (cmdAgent) - Unknown owner - C:\Program Files\Comodo\COMODO Internet Security\cmdagent.exe
O23 - Service: Creative Service for CDROM Access - Creative Technology Ltd - C:\WINDOWS\system32\CTsvcCDA.exe
O23 - Service: Intel® PROSet/Wireless Event Log (EvtEng) - Intel(R) Corporation - C:\Program Files\Intel\WiFi\bin\EvtEng.exe
O23 - Service: Google Desktop Manager 5.8.809.8522 (GoogleDesktopManager-090808-172447) - Google - C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
O23 - Service: Google Software Updater (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\1050\Intel 32\IDriverT.exe
O23 - Service: Image Converter video recording monitor for VAIO Entertainment - Sony Corporation - C:\Program Files\Sony\Image Converter 2\IcVzMon.exe
O23 - Service: Service de l’iPod (iPod Service) - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: Java Quick Starter (JavaQuickStarterService) - Sun Microsystems, Inc. - C:\Program Files\Java\jre6\bin\jqs.exe
O23 - Service: Process Monitor (LVPrcSrv) - Logitech Inc. - c:\program files\fichiers communs\logishrd\lvmvfm\LVPrcSrv.exe
O23 - Service: LVSrvLauncher - Logitech Inc. - C:\Program Files\Fichiers communs\LogiShrd\SrvLnch\SrvLnch.exe
O23 - Service: Ma-Config Service (maconfservice) - CybelSoft - C:\Program Files\ma-config.com\maconfservice.exe
O23 - Service: MBAMService - Malwarebytes Corporation - C:\Program Files\Malwarebytes' Anti-Malware\mbamservice.exe
O23 - Service: MSCSPTISRV - Sony Corporation - C:\Program Files\Fichiers communs\Sony Shared\AVLib\MSCSPTISRV.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: PACSPTISVR - Unknown owner - C:\Program Files\Fichiers communs\Sony Shared\AVLib\PACSPTISVR.exe
O23 - Service: Intel® PROSet/Wireless Registry Service (RegSrvc) - Intel(R) Corporation - C:\Program Files\Fichiers communs\Intel\WirelessCommon\RegSrvc.exe
O23 - Service: Remote Solver for COSMOSFloWorks 2007 - Unknown owner - D:\SolidWorks\COSMOSFloWorks (2)\FloWorks\binCFW\StandAloneSlv.exe
O23 - Service: Intel® PROSet/Wireless WiFi Service (S24EventMonitor) - Intel(R) Corporation - C:\Program Files\Intel\WiFi\bin\S24EvMon.exe
O23 - Service: SolidWorks Licensing Service - SolidWorks - C:\Program Files\Fichiers communs\SolidWorks Shared\Service\SolidWorksLicensing.exe
O23 - Service: SonicStage Back-End Service - Sony Corporation - C:\Program Files\Fichiers communs\Sony Shared\AVLib\SsBeSvc.exe
O23 - Service: Sony SPTI Service (SPTISRV) - Sony Corporation - C:\Program Files\Fichiers communs\Sony Shared\AVLib\SPTISRV.exe
O23 - Service: Spyware Terminator Realtime Shield Service (sp_rssrv) - Crawler.com - C:\Program Files\Spyware Terminator\sp_rsser.exe
O23 - Service: SonicStage SCSI Service (SSScsiSV) - Sony Corporation - C:\Program Files\Fichiers communs\Sony Shared\AVLib\SSScsiSV.exe
O23 - Service: TuneUp Drive Defrag Service (TuneUp.Defrag) - TuneUp Software GmbH - C:\WINDOWS\System32\TuneUpDefragService.exe
O23 - Service: VAIO Entertainment TV Device Arbitration Service - Sony Corporation - C:\Program Files\Fichiers communs\Sony Shared\VAIO Entertainment Platform\VzCs\VzHardwareResourceManager\VzHardwareResourceManager.exe
O23 - Service: VAIO Event Service - Sony Corporation - C:\Program Files\Sony\VAIO Event Service\VESMgr.exe
O23 - Service: VAIO Media Integrated Server (VAIOMediaPlatform-IntegratedServer-AppServer) - Sony Corporation - C:\Program Files\Sony\VAIO Media Integrated Server\VMISrv.exe
O23 - Service: VAIO Media Integrated Server (HTTP) (VAIOMediaPlatform-IntegratedServer-HTTP) - Sony Corporation - C:\Program Files\Sony\VAIO Media Integrated Server\Platform\SV_Httpd.exe
O23 - Service: VAIO Media Integrated Server (UPnP) (VAIOMediaPlatform-IntegratedServer-UPnP) - Sony Corporation - C:\Program Files\Sony\VAIO Media Integrated Server\Platform\UPnPFramework.exe
O23 - Service: VAIO Media Gateway Server (VAIOMediaPlatform-Mobile-Gateway) - Sony Corporation - C:\Program Files\Sony\VAIO Media Integrated Server\Platform\VmGateway.exe
O23 - Service: VAIO Cooporated Initialisation (VCI) - Sony Corporation - C:\Program Files\Sony\VAIO Cooperated Initialisation\VCI_SVC.exe
O23 - Service: VAIO Entertainment UPnP Client Adapter (Vcsw) - Sony Corporation - C:\Program Files\Fichiers communs\Sony Shared\VAIO Entertainment Platform\VCSW\VCSW.exe
O23 - Service: VAIO Entertainment Database Service (VzCdbSvc) - Sony Corporation - C:\Program Files\Fichiers communs\Sony Shared\VAIO Entertainment Platform\VzCdb\VzCdbSvc.exe
O23 - Service: VAIO Entertainment File Import Service (VzFw) - Sony Corporation - C:\Program Files\Fichiers communs\Sony Shared\VAIO Entertainment Platform\VzCdb\VzFw.exe