Virus Copy.exe Win32perlovgaa

Bonjour,Etant vraiment pas doué je vous demande un peu d'aide svp !!!
J'ai un virus le Win32.perlovgaa qui revient toujours sur mon ordinateur. Et quand je veux ouvrir C: ou D: J'ai l'annonce :Windows ne trouve pas copy.exe etc...
Donc j'ai fait un scan avec hijackthis ca me donne ca :




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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Intel\Wireless\Bin\EvtEng.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Intel\Wireless\Bin\S24EvMon.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe
C:\WINDOWS\system32\drivers\CDAC11BA.EXE
C:\Program Files\Intel\Wireless\Bin\RegSrvc.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\ATK0100\Hcontrol.exe
C:\Program Files\Sony\HotKey Utility\HKserv.exe
C:\Program Files\sony\vaio power management\SPMgr.exe
C:\Program Files\sony\vaio update 2\VAIOUpdt.exe
C:\Program Files\Sony\Wireless Switch Setting Utility\Switcher.exe
C:\Program Files\Java\jre1.5.0_10\bin\jusched.exe
C:\Program Files\Winamp\winampa.exe
C:\Program Files\QuickTime\qttask.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe
C:\WINDOWS\ATK0100\ATKOSD.exe
C:\Program Files\Sony\HotKey Utility\HKWnd.exe
C:\Program Files\iPod\bin\iPodService.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\Program Files\Java\jre1.5.0_10\bin\jucheck.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Program Files\WinRAR\WinRAR.exe
C:\DOCUME~1\Zima\LOCALS~1\Temp\Rar$EX00.717\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.yahoo.fr/
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = https://login.live.com/ppsecure/md5auth.srf?lc=1036
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.5.0_10\bin\ssv.dll
O4 - HKLM\..\Run: [BluetoothAuthenticationAgent] rundll32.exe bthprops.cpl,,BluetoothAuthenticationAgent
O4 - HKLM\..\Run: [Hcontrol] C:\WINDOWS\ATK0100\Hcontrol.exe
O4 - HKLM\..\Run: [HKSERV.EXE] C:\Program Files\Sony\HotKey Utility\HKserv.exe
O4 - HKLM\..\Run: [SonyPowerCfg] C:\Program Files\sony\vaio power management\SPMgr.exe
O4 - HKLM\..\Run: [VAIO Update 2] "C:\Program Files\sony\vaio update 2\VAIOUpdt.exe" /Stationary
O4 - HKLM\..\Run: [Switcher.exe] C:\Program Files\Sony\Wireless Switch Setting Utility\Switcher.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.5.0_10\bin\jusched.exe"
O4 - HKLM\..\Run: [WinampAgent] C:\Program Files\Winamp\winampa.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [AVP] "C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe"
O4 - Global Startup: Adobe Gamma Loader.lnk = C:\Program Files\Common Files\Adobe\Calibration\Adobe Gamma Loader.exe
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Program Files\Adobe\Reader 8.0\Reader\reader_sl.exe
O4 - Global Startup: Adobe Reader Synchronizer.lnk = C:\Program Files\Adobe\Reader 8.0\Reader\AdobeCollabSync.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_10\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_10\bin\ssv.dll
O9 - Extra button: Antivirus Internet - {1F460357-8A94-4D71-9CA3-AA4ACF32ED8E} - C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus 6.0\scieplugin.dll
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
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab31267.cab
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing)
O20 - Winlogon Notify: klogon - C:\WINDOWS\system32\klogon.dll
O23 - Service: Adobe LM Service - Unknown owner - C:\Program Files\Common Files\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: Kaspersky Anti-Virus 6.0 (AVP) - Unknown owner - C:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe" -r (file missing)
O23 - Service: C-DillaCdaC11BA - Macrovision - C:\WINDOWS\system32\drivers\CDAC11BA.EXE
O23 - Service: Intel(R) PROSet/Wireless Event Log (EvtEng) - Intel Corporation - C:\Program Files\Intel\Wireless\Bin\EvtEng.exe
O23 - Service: iPod Service - Apple Computer, Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: Intel(R) PROSet/Wireless Registry Service (RegSrvc) - Intel Corporation - C:\Program Files\Intel\Wireless\Bin\RegSrvc.exe
O23 - Service: Intel(R) PROSet/Wireless Service (S24EventMonitor) - Intel Corporation - C:\Program Files\Intel\Wireless\Bin\S24EvMon.exe


Qu'est ce que je dois faire !.???
MERCII

Configuration: Windows XP
Firefox 2.0.0.2