Gros virus malgré pleins de choses

Donc voila en fond j ai un ecran bleu, marké:
A FATAL ERROR IE etc....
Impossible de changer le fond d ecran.
En mode sans echec, j ai adaware, j ai spyboté, j ai a2 aussi,
voila ce kil me rest en ijak, si kelkun peut m aider je le remerci enormement enormement.

Logfile of HijackThis v1.99.1
Scan saved at 23:33:42, on 21/06/2005
Platform: Windows XP (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 (6.00.2600.0000)

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:\Program Files\Winamp3\winampa.exe
C:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe
C:\WINDOWS\System32\ctfmon.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\Program Files\Netscape\Netscape\Netscp.exe
C:\Program Files\eMule\emule.exe
C:\Program Files\OpenOffice.org1.1.4\program\soffice.exe
C:\WINDOWS\System32\nvsvc32.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Fichiers communs\Real\Update_OB\RealOneMessageCenter.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\PROGRA~1\INSTAN~1\bin\CMCENT~1.EXE
C:\PROGRA~1\INSTAN~1\bin\INSTAN~1.EXE
C:\Program Files\Internet Explorer\iexplore.exe
C:\hij\hijackthis\HijackThis.exe

N3 - Netscape 7: user_pref("browser.search.defaultengine", "http://www.google.com/"); (C:\Documents and Settings\Steph\Application Data\Mozilla\Profiles\default\gew7crxw.slt\prefs.js)
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O3 - Toolbar: (no name) - {74CC49F7-EB32-4A08-B204-948962A6E3DB} - (no file)
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\System32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [WinampAgent] "C:\Program Files\Winamp3\winampa.exe"
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe" -osboot
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\MSN Messenger\msnmsgr.exe" /background
O4 - HKCU\..\Run: [Mozilla Quick Launch] "C:\Program Files\Netscape\Netscape\Netscp.exe" -turbo
O4 - HKCU\..\Run: [eMuleAutoStart] C:\Program Files\eMule\emule.exe -AutoStart
O4 - Startup: OpenOffice.org 1.1.4.lnk = C:\Program Files\OpenOffice.org1.1.4\program\quickstart.exe
O4 - Global Startup: BobDown-XP.lnk = ?
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_02\bin\npjpi150_02.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_02\bin\npjpi150_02.dll
O9 - Extra button: Ghost Navigator - {ECC5777A-6E88-BFCE-13CE-81F134789E7B} - C:\Program Files\Ghost Navigator2_6_0\Ghost (file missing)
O9 - Extra 'Tools' menuitem: Ghost Navigator - {ECC5777A-6E88-BFCE-13CE-81F134789E7B} - C:\Program Files\Ghost Navigator2_6_0\Ghost (file missing)
O16 - DPF: {084DAC27-6FA3-4F55-9005-033F2F102F5C} (ITPPDiagIE Class) - http://data.jeuxclassiques.com/npwwg.cab
O16 - DPF: {09C21411-B9A2-4DE6-8416-4E3B58577BE0} (France Telecom MDM ActiveX Control) - http://minitelweb.minitel.com/imin_data/ocx/MDM.cab
O16 - DPF: {14A3221B-1678-1982-A355-7263B1281987} - ms-its:mhtml:file://C:\foo.mht!http://82.179.170.82/e9xr2.chm::/file.exe
O16 - DPF: {56336BCB-3D8A-11D6-A00B-0050DA18DE71} (RdxIE Class) - http://software-dl.real.com/09b567a26cbbe4d7e805/netzip/RdxIE601_fr.cab
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) - http://a840.g.akamai.net/7/840/537/2004061001/housecall.trendmicro.com/housecall/xscan53.cab
O23 - Service: NVIDIA Driver Helper Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe