PC infecté par un virus

Bonjour, je n'en peu plus, je n'arrive pas à supprimer les virus infectant mon système si qqun trouve une solution dans ce log Hijack je lui en serais reconnaissant.

Logfile of HijackThis v1.99.1
Scan saved at 18:37:20, on 23/03/2006
Platform: Windows XP SP1 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

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\spoolsv.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\McAfee\McAfee VirusScan\Avsynmgr.exe
C:\WINDOWS\U2hpa2FtYXJ1\command.exe
C:\WINDOWS\winlogon.exe
C:\Program Files\McAfee\McAfee VirusScan\VsStat.exe
C:\Program Files\Network Monitor\netmon.exe
C:\WINDOWS\System32\UAService7.exe
C:\WINDOWS\win32ssr.exe
C:\Program Files\McAfee\McAfee Firewall\CPD.EXE
C:\Program Files\McAfee\McAfee VirusScan\Avconsol.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\SOUNDMAN.EXE
C:\Program Files\McAfee\McAfee Firewall\CPD.EXE
C:\Program Files\ASUS\Asus Probe\AsusProb.exe
C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\Program Files\Winamp\winampa.exe
C:\Program Files\D-Tools\daemon.exe
C:\Program Files\Google\Gmail Notifier\gnotify.exe
C:\Program Files\Java\jre1.5.0_06\bin\jusched.exe
C:\Program Files\McAfee\McAfee Shared Components\Guardian\CMGRDIAN.EXE
C:\WINDOWS\smss.exe
C:\WINDOWS\System32\rundll32.exe
C:\windows\mousepad5.exe
C:\WINDOWS\System32\ctfmon.exe
C:\Program Files\MSN Messenger\MsnMsgr.Exe
C:\Program Files\McAfee\McAfee Shared Components\Instant Updater\RuLaunch.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Documents and Settings\Shikamaru\My Documents\download\HijackThis.exe
C:\WINDOWS\system32\cmd.exe
C:\WINDOWS\system32\rundll32.exe

R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://searchbar.findthewebsiteyouneed.com
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://searchbar.findthewebsiteyouneed.com
F2 - REG:system.ini: UserInit=userinit.exe
O2 - BHO: (no name) - {20D57A66-F7DF-467d-907B-9B7F4A118AB7} - C:\WINDOWS\system32\awtsp.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: McAfee VirusScan - {ACB1E670-3217-45C4-A021-6B829A8A27CB} - C:\Program Files\McAfee\McAfee VirusScan\VSCShellExtension.dll
O4 - HKLM\..\Run: [SiSUSBRG] C:\WINDOWS\SiSUSBrg.exe
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [ASUS Probe] C:\Program Files\ASUS\Asus Probe\AsusProb.exe
O4 - HKLM\..\Run: [ATIPTA] C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\System32\NeroCheck.exe
O4 - HKLM\..\Run: [WinampAgent] C:\Program Files\Winamp\winampa.exe
O4 - HKLM\..\Run: [DAEMON Tools-1033] "C:\Program Files\D-Tools\daemon.exe" -lang 1033
O4 - HKLM\..\Run: [{0228e555-4f9c-4e35-a3ec-b109a192b4c2}] C:\Program Files\Google\Gmail Notifier\gnotify.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_06\bin\jusched.exe
O4 - HKLM\..\Run: [McAfee Guardian] "C:\Program Files\McAfee\McAfee Shared Components\Guardian\CMGRDIAN.EXE" /SU
O4 - HKLM\..\Run: [newname] C:\windows\newname5.exe
O4 - HKLM\..\Run: [Microsoft Windows Session Manager Subsystem] C:\WINDOWS\smss.exe
O4 - HKLM\..\Run: [Microsoft Windows Logon Process] C:\WINDOWS\winlogon.exe
O4 - HKLM\..\Run: [Microsoft Windows Schedule] sched.exe
O4 - HKLM\..\Run: [libmm] rundll32.exe C:\WINDOWS\System32\libmm.dll,start
O4 - HKLM\..\Run: [mousepad] C:\windows\mousepad5.exe
O4 - HKLM\..\Run: [keyboard] C:\windows\keyboard5.exe
O4 - HKLM\..\RunServices: [Microsoft Windows Schedule] sched.exe
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\ctfmon.exe
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\MSN Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [McAfee.InstantUpdate.Monitor] "C:\Program Files\McAfee\McAfee Shared Components\Instant Updater\RuLaunch.exe" /STARTMONITOR
O4 - HKCU\..\Run: [Shell] "C:\Program Files\Common Files\Microsoft Shared\Web Folders\ibm00001.exe"
O4 - HKCU\..\Run: [Key] C:\DOCUME~1\SHIKAM~1\LOCALS~1\Temp\25.tmp
O4 - HKCU\..\Run: [Microsoft Windows Schedule] sched.exe
O4 - HKCU\..\RunServices: [Microsoft Windows Schedule] sched.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\Acrobat 7.0\Reader\reader_sl.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~3\OFFICE11\EXCEL.EXE/3000
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://update.microsoft.com/windowsupdate/v6/V5Controls/en/x86/client/wuweb_site.cab?1142543813750
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/MsnMessengerSetupDownloader.cab
O16 - DPF: {EF791A6B-FC12-4C68-99EF-FB9E207A39E6} (McFreeScan Class) - http://download.mcafee.com/molbin/iss-loc/mcfscan/2,1,0,4719/mcfscan.cab
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing)
O20 - Winlogon Notify: awtsp - C:\WINDOWS\SYSTEM32\awtsp.dll
O20 - Winlogon Notify: Shell Extensions - C:\WINDOWS\system32\o6pq0g75e6.dll
O20 - Winlogon Notify: ur32megareg - C:\Documents and Settings\All Users\Documents\Settings\ur32mega.dll
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\System32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: AVSync Manager (AvSynMgr) - Network Associates, Inc. - C:\Program Files\McAfee\McAfee VirusScan\Avsynmgr.exe
O23 - Service: Command Service (cmdService) - Unknown owner - C:\WINDOWS\U2hpa2FtYXJ1\command.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\1050\Intel 32\IDriverT.exe
O23 - Service: Macromedia Licensing Service - Unknown owner - C:\Program Files\Common Files\Macromedia Shared\Service\Macromedia Licensing.exe
O23 - Service: McAfee Firewall - Unknown owner - C:\Program Files\McAfee\McAfee Firewall\CPD.EXE" /SERVICE (file missing)
O23 - Service: McShield - Unknown owner - C:\Program Files\Common Files\Network Associates\McShield\Mcshield.exe
O23 - Service: Windows Logon Process Service (MSWinLogonProcService) - Unknown owner - C:\WINDOWS\winlogon.exe" -service (file missing)
O23 - Service: Network Monitor - Unknown owner - C:\Program Files\Network Monitor\netmon.exe
O23 - Service: Performance True Type Font (PerfFont) - Unknown owner - C:\WINDOWS\System32\perfont.exe (file missing)
O23 - Service: SecuROM User Access Service (V7) (UserAccess7) - Sony DADC Austria AG. - C:\WINDOWS\System32\UAService7.exe
O23 - Service: Win32Sr - Unknown owner - C:\WINDOWS\win32ssr.exe