Infecter

Bonjour,
cela fais maintenant 2semaine que je sui infecter par des multiple virus voici un truc que lon ma demander:

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 19:17:58, on 26/02/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
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:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\issat.exe
C:\Program Files\Winamp\winampa.exe
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\BricoPacks\Vista Inspirat 2\RocketDock\RocketDock.exe
C:\Documents and Settings\mous\Menu Démarrer\Programmes\Démarrage\Dos Optimizer.pif
C:\WINDOWS\BricoPacks\Vista Inspirat 2\UberIcon\UberIcon Manager.exe
C:\WINDOWS\BricoPacks\Vista Inspirat 2\YzShadow\YzShadow.exe
C:\WINDOWS\PCHealth\HelpCtr\Binaries\HelpSvc.exe
C:\Documents and Settings\tazebama.dl_
C:\WINDOWS\PCHealth\HelpCtr\Binaries\HelpHost.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://ask.askredir.com/...
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://ask.askredir.com/...
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O4 - HKLM\..\Run: [issat] C:\WINDOWS\system32\issat.exe
O4 - HKLM\..\Run: [WinampAgent] "C:\Program Files\Winamp\winampa.exe"
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [cdoosoft] C:\WINDOWS\system32\olhrwef.exe
O4 - HKCU\..\Run: [RocketDock] "C:\WINDOWS\BricoPacks\Vista Inspirat 2\RocketDock\RocketDock.exe"
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 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [nlpo_01] rundll32 advpack.dll,DelNodeRunDLL32 "C:\WINDOWS\Srchasst" (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [nlpo_05] cmd.exe /C move /Y "%SystemRoot%\System32\syssetub.dll" "%SystemRoot%\System32\syssetup.dll" (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [nlpo_06] rundll32 advpack.dll,LaunchINFSection nlite.inf,nLiteReg (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [nlpo_07] rundll32 advpack.dll,LaunchINFSection nlite.inf,S (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O4 - HKUS\.DEFAULT\..\RunOnce: [nlpo_01] rundll32 advpack.dll,DelNodeRunDLL32 "C:\WINDOWS\Srchasst" (User 'Default user')
O4 - S-1-5-20 Startup: Démarrage.exe (User 'SERVICE RÉSEAU')
O4 - S-1-5-18 Startup: Démarrage.exe (User 'SYSTEM')
O4 - .DEFAULT Startup: Démarrage.exe (User 'Default user')
O4 - .DEFAULT User Startup: Démarrage.exe (User 'Default user')
O4 - Startup: Dos Optimizer.pif = ?
O4 - Startup: Démarrage.exe
O4 - Startup: RocketDock.lnk = C:\WINDOWS\BricoPacks\Vista Inspirat 2\RocketDock\RocketDock.exe
O4 - Startup: TransBar.lnk = C:\WINDOWS\BricoPacks\Vista Inspirat 2\TransBar\TransBar.exe
O4 - Startup: UberIcon.lnk = C:\WINDOWS\BricoPacks\Vista Inspirat 2\UberIcon\UberIcon Manager.exe
O4 - Startup: Y'z Shadow.lnk = C:\WINDOWS\BricoPacks\Vista Inspirat 2\YzShadow\YzShadow.exe
O4 - Global Startup: Démarrage.exe
O7 - HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System, DisableRegedit=1