6 virus sur mon ordi : comment les supprimer

Bonjour,
Voilà avast me dit que j'ai 6 virus sur mon ordi ! Si quelqu'un pourrait m'aider pour les supprimer je le remerice d'avance!
J'ai fait un rapport HijackThis:

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 16:59:10, on 15/06/2008
Platform: Windows XP SP2 (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\Explorer.EXE
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\system32\igfxtray.exe
C:\WINDOWS\system32\hkcmd.exe
C:\WINDOWS\system32\igfxpers.exe
C:\Program Files\ltmoh\Ltmoh.exe
C:\WINDOWS\AGRSMMSG.exe
C:\Program Files\Apoint2K\Apoint.exe
C:\Program Files\TOSHIBA\E-KEY\CeEKey.exe
C:\Program Files\TOSHIBA\TouchPad\TPTray.exe
C:\WINDOWS\system32\ZoomingHook.exe
C:\WINDOWS\system32\TCtrlIOHook.exe
C:\WINDOWS\system32\TPSMain.exe
C:\Program Files\TOSHIBA\Utilitaire de zoom TOSHIBA\SmoothView.exe
C:\Program Files\TOSHIBA\Commandes TOSHIBA\TFncKy.exe
C:\Program Files\TOSHIBA\Touch and Launch\PadExe.exe
C:\Program Files\TOSHIBA\Tvs\TvsTray.exe
C:\Program Files\TOSHIBA\ConfigFree\NDSTray.exe
C:\WINDOWS\system32\dla\tfswctrl.exe
C:\Program Files\Logitech\Video\LogiTray.exe
C:\Program Files\Picasa2\PicasaMediaDetector.exe
C:\Program Files\Apoint2K\Apntex.exe
C:\Program Files\QuickTime\qttask.exe
C:\WINDOWS\VM303_STI.EXE
C:\Program Files\Mouse Driver\MAIN\StartAutorun.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\WINDOWS\system32\LVComS.exe
C:\Program Files\Mouse Driver\MAIN\KMConfig.exe
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\system32\TPSBattM.exe
C:\Program Files\TOSHIBA\TOSCDSPD\toscdspd.exe
C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Mouse Driver\MAIN\KMProcess.exe
C:\Program Files\TOSHIBA\ConfigFree\CFSvcs.exe
C:\Program Files\Mouse Driver\MAIN\KMWDSrv.exe
C:\WINDOWS\system32\PSIService.exe
C:\Program Files\Ares\Ares.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\UStorSrv.exe
C:\Program Files\Hewlett-Packard\Digital Imaging\bin\hpotdd01.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WLLoginProxy.exe
C:\Program Files\Alwil Software\Avast4\ashChest.exe
C:\Documents and Settings\jennifer\Local Settings\Temporary Internet Files\Content.IE5\ISXSWRJQ\HiJackThis[1].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://fr.yahoo.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://fr.yahoo.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Internet Explorer avec Club-Internet
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
F2 - REG:system.ini: UserInit=C:\WINDOWS\system32\userinit.exe,C:\WINDOWS\system32\ydebem.exe,
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: DriveLetterAccess - {5CA3D70E-1895-11CF-8E15-001234567890} - C:\WINDOWS\system32\dla\tfswshx.dll
O2 - BHO: Programme d'aide de l'Assistant de connexion Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Program Files\Google\GoogleToolbarNotifier\2.0.301.7164\swg.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll
O4 - HKLM\..\Run: [igfxtray] C:\WINDOWS\system32\igfxtray.exe
O4 - HKLM\..\Run: [igfxhkcmd] C:\WINDOWS\system32\hkcmd.exe
O4 - HKLM\..\Run: [igfxpers] C:\WINDOWS\system32\igfxpers.exe
O4 - HKLM\..\Run: [LtMoh] C:\Program Files\ltmoh\Ltmoh.exe
O4 - HKLM\..\Run: [AGRSMMSG] AGRSMMSG.exe
O4 - HKLM\..\Run: [Apoint] C:\Program Files\Apoint2K\Apoint.exe
O4 - HKLM\..\Run: [CeEKEY] C:\Program Files\TOSHIBA\E-KEY\CeEKey.exe
O4 - HKLM\..\Run: [TPNF] C:\Program Files\TOSHIBA\TouchPad\TPTray.exe
O4 - HKLM\..\Run: [HWSetup] C:\Program Files\TOSHIBA\TOSHIBA Applet\HWSetup.exe hwSetUP
O4 - HKLM\..\Run: [SVPWUTIL] C:\Program Files\Toshiba\Windows Utilities\SVPWUTIL.exe SVPwUTIL
O4 - HKLM\..\Run: [Zooming] ZoomingHook.exe
O4 - HKLM\..\Run: [TCtryIOHook] TCtrlIOHook.exe
O4 - HKLM\..\Run: [TPSMain] TPSMain.exe
O4 - HKLM\..\Run: [SmoothView] C:\Program Files\TOSHIBA\Utilitaire de zoom TOSHIBA\SmoothView.exe
O4 - HKLM\..\Run: [TFncKy] TFncKy.exe
O4 - HKLM\..\Run: [PadTouch] C:\Program Files\TOSHIBA\Touch and Launch\PadExe.exe
O4 - HKLM\..\Run: [Tvs] C:\Program Files\TOSHIBA\Tvs\TvsTray.exe
O4 - HKLM\..\Run: [NDSTray.exe] NDSTray.exe
O4 - HKLM\..\Run: [dla] C:\WINDOWS\system32\dla\tfswctrl.exe
O4 - HKLM\..\Run: [CFSServ.exe] CFSServ.exe -NoClient
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: [Picasa Media Detector] C:\Program Files\Picasa2\PicasaMediaDetector.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [BigDog303] C:\WINDOWS\VM303_STI.EXE VIMICRO USB PC Camera (ZC0301PLH)
O4 - HKLM\..\Run: [KMCONFIG] C:\Program Files\Mouse Driver\MAIN\StartAutorun.exe KMConfig.exe
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [TOSCDSPD] C:\Program Files\TOSHIBA\TOSCDSPD\toscdspd.exe
O4 - HKCU\..\Run: [IncrediMail] C:\Program Files\IncrediMail\bin\IncMail.exe /c
O4 - HKCU\..\Run: [swg] C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
O4 - HKCU\..\Run: [ares] "C:\Program Files\Ares\Ares.exe" -h
O4 - HKUS\S-1-5-18\..\Run: [msnmsgr] "C:\Program Files\Windows Live\Messenger\msnmsgr.exe" /background (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [msnmsgr] "C:\Program Files\Windows Live\Messenger\msnmsgr.exe" /background (User 'Default user')
O4 - Global Startup: hp psc 1000 series.lnk = ?
O4 - Global Startup: hpoddt01.exe.lnk = ?
O4 - Global Startup: Lancement rapide d'Adobe Reader.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_03\bin\npjpi150_03.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_03\bin\npjpi150_03.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
O20 - AppInit_DLLs:
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
O23 - Service: avast! Web Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
O23 - Service: ConfigFree Service (CFSvcs) - TOSHIBA CORPORATION - C:\Program Files\TOSHIBA\ConfigFree\CFSvcs.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: Keyboard And Mouse Communication Service (KMWDSERVICE) - UASSOFT.COM - C:\Program Files\Mouse Driver\MAIN\KMWDSrv.exe
O23 - Service: Pml Driver HPZ12 - HP - C:\WINDOWS\system32\HPZipm12.exe
O23 - Service: ProtexisLicensing - Unknown owner - C:\WINDOWS\system32\PSIService.exe
O23 - Service: UStorage Server Service - OTi - C:\WINDOWS\system32\UStorSrv.exe