[lsass] [csrss] bloquent a 100%

Bonsoir j'ai déja posté dans le forum windows car mes processus "lsass" et "csrss" tournent aux environs de 30% et 70% réspéctivement ce qui bien sur fait ramer mon ordi
Voici mon rapport hijackthis :

Logfile of HijackThis v1.99.1
Scan saved at 20:09:40, on 10/08/2005
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\System32\Ati2evxx.exe
C:\WINDOWS\system32\dllcache\binary\S-1-5-21-746137067-1229272821-839522115-500\bin\smss.exe
C:\WINDOWS\system32\dllcache\recycler\S-1-5-21-746137067-1229272821-839522115-500\etc\csrss.exe
C:\WINDOWS\system32\dllcache\binary\S-1-5-21-746137067-1229272821-839522115-500\bin\services.exe
C:\Program Files\Panda Software\Panda Antivirus Platinum\Firewall\PavFires.exe
C:\WINDOWS\system32\dllcache\recycler\S-1-5-21-746137067-1229272821-839522115-500\etc\lsass.exe
C:\Program Files\Panda Software\Panda Antivirus Platinum\pavsrv51.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Panda Software\Panda Antivirus Platinum\AVENGINE.EXE
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\Program Files\Panda Software\Panda Antivirus Platinum\apvxdwin.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\System32\xdfmnrtk.exe
C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe
C:\Program Files\Java\jre1.5.0_04\bin\jusched.exe
C:\WINDOWS\System32\ctfmon.exe
C:\Program Files\MSN Messenger\MsnMsgr.Exe
C:\Program Files\Valve\Steam\Steam.exe
C:\Program Files\Panda Software\Panda Antivirus Platinum\pavProxy.exe
C:\WINDOWS\System32\taskmgr.exe
C:\WINDOWS\System32\wuauclt.exe
C:\Documents and Settings\max\Mes documents\Mes fichiers reçus\HijackThis.exe
C:\WINDOWS\Explorer.EXE

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://websearchnetwork.com/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O4 - HKLM\..\Run: [SCANINICIO] "C:\Program Files\Panda Software\Panda Antivirus Platinum\Inicio.exe"
O4 - HKLM\..\Run: [APVXDWIN] "C:\Program Files\Panda Software\Panda Antivirus Platinum\APVXDWIN.EXE" /s
O4 - HKLM\..\Run: [Windows File mgnrt] xdfmnrtk.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [PSGuard] C:\Program Files\PSGuard\PSGuard.exe
O4 - HKLM\..\Run: [Ms Win Updates] wuaulcn.exe
O4 - HKLM\..\Run: [Zone Labs Client] "C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_04\bin\jusched.exe
O4 - HKLM\..\RunServices: [Windows File mgnrt] xdfmnrtk.exe
O4 - HKLM\..\RunServices: [Ms Win Updates] wuaulcn.exe
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [Windows File mgnrt] xdfmnrtk.exe
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\MSN Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [Steam] C:\Program Files\Valve\Steam\\Steam.exe -silent
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office\OSA9.EXE
O8 - Extra context menu item: &Download with &DAP - C:\PROGRA~1\DAP\dapextie.htm
O8 - Extra context menu item: Download &all with DAP - C:\PROGRA~1\DAP\dapextie2.htm
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_04\bin\npjpi150_04.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_04\bin\npjpi150_04.dll
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE (file missing)
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE (file missing)
O16 - DPF: {14A3221B-1678-1982-A355-7263B1281987} - ms-its:mhtml:file://C:\foo.mht!http://82.179.170.82/e9xr2.chm::/file.exe
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\System32\Ati2evxx.exe
O23 - Service: MsnDaemon - Unknown owner - C:\WINDOWS\system32\dllcache\binary\S-1-5-21-746137067-1229272821-839522115-500\bin\smss.exe
O23 - Service: Network DDE Client (NetDDEclnt) - Unknown owner - C:\WINDOWS\System32\netddeclnt.exe (file missing)
O23 - Service: NetServices - Unknown owner - C:\WINDOWS\system32\dllcache\recycler\S-1-5-21-746137067-1229272821-839522115-500\etc\csrss.exe
O23 - Service: Panda Firewall Service (PAVFIRES) - Panda Software - C:\Program Files\Panda Software\Panda Antivirus Platinum\Firewall\PavFires.exe
O23 - Service: Panda anti-virus service (PAVSRV) - Panda Software - C:\Program Files\Panda Software\Panda Antivirus Platinum\pavsrv51.exe
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs Inc. - C:\WINDOWS\system32\ZoneLabs\vsmon.exe


merci d'avance pour votre aide