Ordinateur tres lent - post hijack

Bonjour,

mon ordi est tres lent , je suppose qu'il y a pas mal de virus ou autre malware
je post mon hijack , merci de m aider et me dire ce qui ralenti tellement mon ordi
merci

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 16:40:01, on 17/07/2008
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16674)
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\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
D:\AV\A2free\a2service.exe
C:\Program Files\Kaspersky Lab\Kaspersky Internet Security 2009\avp.exe
C:\Program Files\Fichiers communs\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\VTTimer.exe
C:\WINDOWS\system32\VTtrayp.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\WINDOWS\system32\LVCOMSX.EXE
C:\Program Files\Logitech\Video\LogiTray.exe
C:\Program Files\Java\jre1.6.0_05\bin\jusched.exe
C:\Program Files\Kaspersky Lab\Kaspersky Internet Security 2009\avp.exe
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Microsoft ActiveSync\wcescomm.exe
C:\Program Files\Veoh Networks\Veoh\VeohClient.exe
C:\PROGRA~1\MI3AA1~1\rapimgr.exe
C:\Program Files\Logitech\Video\FxSvr2.exe
C:\Program Files\Kiwee Toolbar2\1.5.131\kwtbaim.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\ArcSoft\Media Card Companion\MCC Monitor.exe
C:\Program Files\RALINK\Common\RaUI.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\PROGRA~1\MICROS~2\OFFICE11\ois.exe
C:\Program Files\Adobe\Acrobat 7.0\Reader\AcroRd32.exe
C:\Program Files\Windows Live\Messenger\usnsvc.exe
C:\WINDOWS\system32\wuauclt.exe
C:\WINDOWS\system32\msiexec.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\WINDOWS\system32\wuauclt.exe
C:\WINDOWS\SoftwareDistribution\Download\Install\windows-kb890830-v2.0-delta.exe
d:\d935abebadcb7922e8e6\mrtstub.exe
C:\WINDOWS\system32\MRT.exe
C:\Documents and Settings\Administrateur\Local Settings\Temporary Internet Files\Content.IE5\PNR9LP8A\HiJackThis[1].exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://fr.yahoo.com/
R3 - URLSearchHook: (no name) - {6638A9DE-0745-4292-8A2E-AE530E7B9B3F} - (no file)
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: IEVkbdBHO - {59273AB4-E7D3-40F9-A1A8-6FA9CCA1862C} - C:\Program Files\Kaspersky Lab\Kaspersky Internet Security 2009\ievkbd.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0_05\bin\ssv.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar3.dll
O3 - Toolbar: Veoh Browser Plug-in - {D0943516-5076-4020-A3B5-AEFAF26AB263} - C:\Program Files\Veoh Networks\Veoh\Plugins\reg\VeohToolbar.dll
O4 - HKLM\..\Run: [VTTimer] VTTimer.exe
O4 - HKLM\..\Run: [VTTrayp] VTtrayp.exe
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [LVCOMSX] C:\WINDOWS\system32\LVCOMSX.EXE
O4 - HKLM\..\Run: [LogitechVideoRepair] C:\Program Files\Logitech\Video\ISStart.exe
O4 - HKLM\..\Run: [LogitechVideoTray] C:\Program Files\Logitech\Video\LogiTray.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.6.0_05\bin\jusched.exe"
O4 - HKLM\..\Run: [Babylon Client] C:\Program Files\Babylon\Babylon.exe -AutoStart
O4 - HKLM\..\Run: [LogitechGalleryRepair] C:\Program Files\Logitech\Video\ISStart.exe
O4 - HKLM\..\Run: [AVP] "C:\Program Files\Kaspersky Lab\Kaspersky Internet Security 2009\avp.exe"
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\Windows Live\Messenger\msnmsgr.exe" /background
O4 - HKCU\..\Run: [H/PC Connection Agent] "C:\Program Files\Microsoft ActiveSync\wcescomm.exe"
O4 - HKCU\..\Run: [Veoh] "C:\Program Files\Veoh Networks\Veoh\VeohClient.exe" /VeohHide
O4 - HKCU\..\Run: [updateMgr] "C:\Program Files\Adobe\Acrobat 7.0\Reader\AdobeUpdateManager.exe" AcRdB7_0_9
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - Global Startup: Lancement rapide d'Adobe Reader.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: Monitor.lnk = C:\Program Files\ArcSoft\Media Card Companion\MCC Monitor.exe
O4 - Global Startup: Ralink Wireless Utility.lnk = C:\Program Files\RALINK\Common\RaUI.exe
O8 - Extra context menu item: Ajouter à Kaspersky Anti-Banner - C:\Program Files\Kaspersky Lab\Kaspersky Internet Security 2009\ie_banner_deny.htm
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_05\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_05\bin\ssv.dll
O9 - Extra button: Statistiques de la protection du trafic Internet - {1F460357-8A94-4D71-9CA3-AA4ACF32ED8E} - C:\Program Files\Kaspersky Lab\Kaspersky Internet Security 2009\SCIEPlgn.dll
O9 - Extra button: Ajout Direct - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra 'Tools' menuitem: &Ajout Direct dans Windows Live Writer - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra button: Create Mobile Favorite - {2EAF5BB1-070F-11D3-9307-00C04FAE2D4F} - C:\PROGRA~1\MI3AA1~1\INetRepl.dll
O9 - Extra button: (no name) - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\PROGRA~1\MI3AA1~1\INetRepl.dll
O9 - Extra 'Tools' menuitem: Créer un favori mobile... - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\PROGRA~1\MI3AA1~1\INetRepl.dll
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O16 - DPF: {0CCA191D-13A6-4E29-B746-314DEE697D83} (Facebook Photo Uploader 5) - http://upload.facebook.com/controls/FacebookPhotoUploader5.cab
O16 - DPF: {67DABFBF-D0AB-41FA-9C46-CC0F21721616} (DivXBrowserPlugin Object) - http://download.divx.com/player/DivXBrowserPlugin.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/get/flashplayer/current/swflash.cab
O20 - AppInit_DLLs: C:\PROGRA~1\KASPER~1\KASPER~1\mzvkbd.dll,C:\PROGRA~1\KASPER~1\KASPER~1\adialhk.dll,C:\PROGRA~1\KASPER~1\KASPER~1\kloehk.dll
O23 - Service: a-squared Free Service (a2free) - Emsi Software GmbH - D:\AV\A2free\a2service.exe
O23 - Service: Kaspersky Internet Security (AVP) - Kaspersky Lab - C:\Program Files\Kaspersky Lab\Kaspersky Internet Security 2009\avp.exe