Probleme avec Win32.Trojandownloader.Zlob

Bonjour,
je suis infecté par le virus Win32.Trojandownloader.Zlob et je n' arrive a l' enlever par aucuns moyens.
je ne suis pas pro en informatique et je sollicirterai donc l' aide de tout connaisseur.
j' ai utilisé hijackthis et obtenu le résultat suivant:
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 23:49: VIRUS ALERT!, on 16/07/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
Boot mode: Normal

Running processes:
E:\WINDOWS\System32\smss.exe
E:\WINDOWS\system32\winlogon.exe
E:\WINDOWS\system32\services.exe
E:\WINDOWS\system32\lsass.exe
E:\WINDOWS\system32\Ati2evxx.exe
E:\WINDOWS\system32\svchost.exe
E:\WINDOWS\System32\svchost.exe
E:\WINDOWS\system32\Ati2evxx.exe
E:\WINDOWS\system32\spoolsv.exe
E:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
E:\Program Files\Eset\nod32krn.exe
E:\WINDOWS\RTHDCPL.EXE
E:\Program Files\ATI Technologies\ATI.ACE\CLI.EXE
E:\Program Files\Labtec\Desktop\V5.1\moffice.exe
E:\Program Files\Labtec\Desktop\V5.1\kbdap32a.exe
E:\Program Files\Eset\nod32kui.exe
E:\Program Files\Labtec\Desktop\V5.1\MOUSE32A.EXE
E:\Program Files\Grisoft\AVG Anti-Spyware 7.5\avgas.exe
E:\WINDOWS\system32\ctfmon.exe
E:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
E:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
E:\WINDOWS\system32\wuauclt.exe
E:\Program Files\ATI Technologies\ATI.ACE\cli.exe
E:\Program Files\Internet Explorer\iexplore.exe
E:\Program Files\Internet Explorer\iexplore.exe
E:\WINDOWS\explorer.exe
E:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = about:blank
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - E:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll (file missing)
O2 - BHO: Spybot-S&D IE Protection - {53707962-6F74-2D53-2644-206D7942484F} - E:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - e:\program files\google\googletoolbar1.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - E:\Program Files\Google\GoogleToolbarNotifier\2.0.301.7164\swg.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - e:\program files\google\googletoolbar1.dll
O4 - HKLM\..\Run: [RTHDCPL] RTHDCPL.EXE
O4 - HKLM\..\Run: [SkyTel] SkyTel.EXE
O4 - HKLM\..\Run: [Alcmtr] ALCMTR.EXE
O4 - HKLM\..\Run: [ATICCC] "E:\Program Files\ATI Technologies\ATI.ACE\CLIStart.exe"
O4 - HKLM\..\Run: [NeroFilterCheck] E:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [FLMOFFICE4DMOUSE] E:\Program Files\Labtec\Desktop\V5.1\moffice.exe
O4 - HKLM\..\Run: [OFFICEKB] E:\Program Files\Labtec\Desktop\V5.1\kbdap32a.exe
O4 - HKLM\..\Run: [nod32kui] "E:\Program Files\Eset\nod32kui.exe" /WAITSERVICE
O4 - HKLM\..\Run: [amd_dc_opt] "E:\Program Files\AMD\amd_dc_opt\amd_dc_opt.exe"
O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
O4 - HKLM\..\Run: [!AVG Anti-Spyware] "E:\Program Files\Grisoft\AVG Anti-Spyware 7.5\avgas.exe" /minimized
O4 - HKLM\..\RunOnce: [SpybotSnD] "E:\Program Files\Spybot - Search & Destroy\SpybotSD.exe" /autocheck
O4 - HKCU\..\Run: [CTFMON.EXE] E:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "E:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [swg] E:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
O4 - HKCU\..\Run: [SpybotSD TeaTimer] E:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] E:\WINDOWS\System32\CTFMON.EXE (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] E:\WINDOWS\System32\CTFMON.EXE (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] E:\WINDOWS\System32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] E:\WINDOWS\System32\CTFMON.EXE (User 'Default user')
O4 - Global Startup: Adobe Reader Speed Launch.lnk = E:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: Microsoft Office.lnk = E:\Program Files\Microsoft Office\Office10\OSA.EXE
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O8 - Extra context menu item: E&xport to Microsoft Excel - res://E:\PROGRA~1\MICROS~3\Office10\EXCEL.EXE/3000
O9 - Extra button: Titan Poker - {49783ED4-258D-4f9f-BE11-137C18D3E543} - E:\Program Files\Titan Poker\casino.exe
O9 - Extra 'Tools' menuitem: Titan Poker - {49783ED4-258D-4f9f-BE11-137C18D3E543} - E:\Program Files\Titan Poker\casino.exe
O9 - Extra button: (no name) - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - E:\PROGRA~1\SPYBOT~1\SDHelper.dll
O9 - Extra 'Tools' menuitem: Spybot - Search & Destroy Configuration - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - E:\PROGRA~1\SPYBOT~1\SDHelper.dll
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - E:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - E:\Program Files\Messenger\msmsgs.exe
O21 - SSODL: evgratsm - {DD55C4F8-5079-41CD-9480-BAECFC7460F2} - E:\WINDOWS\evgratsm.dll
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - E:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - E:\WINDOWS\system32\ati2sgag.exe (file missing)
O23 - Service: AVG Anti-Spyware Guard - GRISOFT s.r.o. - E:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
O23 - Service: Google Updater Service (gusvc) - Google - E:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - E:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: NOD32 Kernel Service (NOD32krn) - Eset - E:\Program Files\Eset\nod32krn.exe
O24 - Desktop Component 0: Privacy Protection - file:///E:\WINDOWS\privacy_danger\index.htm