[Virus] backdoor.hackdoor

salut
j''ai eu la magnifique idee de telecharger spyware doctor sous les conseils d'un pote, et la surprise il me trouve une 100ène d'infection. C'est "Backdoor.Hackdoor". Il n'arrive pas a l'enlever meme pas en mode sans echec car il est utilisé dans la memoire...
voici un log hijackthis :

Logfile of HijackThis v1.99.1
Scan saved at 09:47:33, on 10/07/2006
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\csrss.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:\WINDOWS\System32\svchost.exe
C:\Program Files\Intel\Wireless\Bin\EvtEng.exe
C:\Program Files\Intel\Wireless\Bin\S24EvMon.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\Acer\Empowering Technology\admServ.exe
C:\Program Files\Intel\Wireless\Bin\RegSrvc.exe
C:\WINDOWS\system32\wbem\wmiprvse.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Program Files\Synaptics\SynTP\SynTPLpr.exe
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
C:\Acer\Empowering Technology\eRecovery\Monitor.exe
C:\Acer\Empowering Technology\ePower\ePower_DMC.exe
C:\PROGRA~1\PESTPA~1\PPMemCheck.exe
C:\PROGRA~1\PESTPA~1\CookiePatrol.exe
C:\Program Files\LClock\lclock.exe
C:\WINDOWS\system32\wbem\unsecapp.exe
C:\WINDOWS\system32\wbem\wmiprvse.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Program Files\Spyware Doctor\swdoctor.exe
C:\Documents and Settings\Etienne\Bureau\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.fr/?gws_rd=ssl
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = https://www.acer.com/worldwide/selection.html
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.fr/?gws_rd=ssl
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - c:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: PCTools Site Guard - {5C8B2A36-3DB1-42A4-A3CB-D426709BBFEB} - C:\PROGRA~1\SPYWAR~1\tools\iesdsg.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.5.0_06\bin\ssv.dll
O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: PCTools Browser Monitor - {B56A7D7D-6927-48C8-A975-17DF180C71AC} - C:\PROGRA~1\SPYWAR~1\tools\iesdpb.dll
O2 - BHO: FlashFXP Helper for Internet Explorer - {E5A1691B-D188-4419-AD02-90002030B8EE} - C:\PROGRA~1\FlashFXP\IEFlash.dll
O4 - HKLM\..\Run: [LaunchApp] Alaunch
O4 - HKLM\..\Run: [SynTPLpr] C:\Program Files\Synaptics\SynTP\SynTPLpr.exe
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [ePower_DMC] C:\Acer\Empowering Technology\ePower\ePower_DMC.exe
O4 - HKLM\..\Run: [PPMemCheck] C:\PROGRA~1\PESTPA~1\PPMemCheck.exe
O4 - HKLM\..\Run: [CookiePatrol] C:\PROGRA~1\PESTPA~1\CookiePatrol.exe
O4 - HKCU\..\Run: [LClock] C:\Program Files\LClock\lclock.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O8 - Extra context menu item: Download all with Free Download Manager - file://C:\Program Files\Free Download Manager\dlall.htm
O8 - Extra context menu item: Download selected with Free Download Manager - file://C:\Program Files\Free Download Manager\dlselected.htm
O8 - Extra context menu item: Download web site with Free Download Manager - file://C:\Program Files\Free Download Manager\dlpage.htm
O8 - Extra context menu item: Download with Free Download Manager - file://C:\Program Files\Free Download Manager\dllink.htm
O9 - Extra button: Spyware Doctor - {2D663D1A-8670-49D9-A1A5-4C56B4E14E84} - C:\PROGRA~1\SPYWAR~1\tools\iesdpb.dll
O9 - Extra button: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra 'Tools' menuitem: &FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\WINDOWS\system32\shdocvw.dll
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O20 - Winlogon Notify: WRNotifier - WRLogonNTF.dll (file missing)
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: AdminWorks Agent X6 (AWService) - Avocent Inc. - C:\Acer\Empowering Technology\admServ.exe
O23 - Service: Intel® PROSet/Wireless Event Log (EvtEng) - Intel Corporation - C:\Program Files\Intel\Wireless\Bin\EvtEng.exe
O23 - Service: Intel® PROSet/Wireless Registry Service (RegSrvc) - Intel Corporation - C:\Program Files\Intel\Wireless\Bin\RegSrvc.exe
O23 - Service: Remote Packet Capture Protocol v.0 (experimental) (rpcapd) - Unknown owner - %ProgramFiles%\WinPcap\rpcapd.exe" -d -f "%ProgramFiles%\WinPcap\rpcapd.ini (file missing)
O23 - Service: Intel® PROSet/Wireless Service (S24EventMonitor) - Intel Corporation - C:\Program Files\Intel\Wireless\Bin\S24EvMon.exe

voici le log de spyware doctor : http://ww11.winlsd.org/forum/index.php?act=Attach&type=post&id=142

j'ai deja fait un scan avec ewido et a-squared mais rien, seulement spyware doctor les detecte !!

ca m'enerve !!!!!!
merci pour votre aide