Bonjour, 
je viens de faire un sacn sur mon ordi, mais je ne sais pas interpréter les données de HjackThis, donc je demande un peu d'aide aux connaisseurs. 
  
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:\WINDOWS\system32\spoolsv.exe 
C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe 
C:\Program Files\Synaptics\SynTP\SynTPLpr.exe 
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe 
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe 
C:\Program Files\Launch Manager\LaunchAp.exe 
C:\Program Files\Launch Manager\PowerKey.exe 
C:\Program Files\Launch Manager\HotkeyApp.exe 
C:\Program Files\Launch Manager\CtrlVol.exe 
C:\WINDOWS\System32\Ati2evxx.exe 
C:\Program Files\Launch Manager\Wbutton.exe 
C:\WINDOWS\AGRSMMSG.exe 
C:\Program Files\ltmoh\Ltmoh.exe 
C:\Program Files\Alwil Software\Avast4\ashServ.exe 
C:\Program Files\Fichiers communs\Microsoft Shared\Works Shared\WkUFind.exe 
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe 
C:\Program Files\MessengerPlus! 3\MsgPlus.exe 
C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe 
C:\WINDOWS\system32\ctfmon.exe 
C:\Program Files\Messenger\MSMSGS.EXE 
C:\Program Files\Microsoft Money\System\mnyexpr.exe 
C:\Program Files\SAGEM\SAGEM F@st 800-840\dslmon.exe 
C:\WINDOWS\system32\HPZipm12.exe 
C:\WINDOWS\System32\svchost.exe 
C:\WINDOWS\system32\ZONELABS\vsmon.exe 
C:\Program Files\Lavasoft\Ad-Aware SE Personal\Ad-Aware.exe 
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe 
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe 
C:\WINDOWS\system32\ZoneLabs\isafe.exe 
C:\PROGRA~1\ZONELA~1\ZONEAL~1\MAILFR~1\mantispm.exe 
C:\Program Files\Internet Explorer\iexplore.exe 
C:\Program Files\Hijackthis Version Française\VERSION TRADUITE ORIGINALE.EXE 
  
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.cegetel.net/ 
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://www.cegetel.net/ 
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens 
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx 
O2 - BHO: (no name) - {549B5CA7-4A86-11D7-A4DF-000874180BB3} - (no file) 
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll 
O2 - BHO: (no name) - {FDD3B846-8D59-4ffb-8758-209B6AD74ACC} - (no file) 
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll 
O4 - HKLM\..\Run: [LaunchApp] LaunApp 
O4 - HKLM\..\Run: [ATIModeChange] Ati2mdxx.exe 
O4 - HKLM\..\Run: [ATIPTA] C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe 
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: [LaunchAp] C:\Program Files\Launch Manager\LaunchAp.exe 
O4 - HKLM\..\Run: [PowerKey] "C:\Program Files\Launch Manager\PowerKey.exe" 
O4 - HKLM\..\Run: [HotkeyApp] C:\Program Files\Launch Manager\HotkeyApp.exe 
O4 - HKLM\..\Run: [CtrlVol] C:\Program Files\Launch Manager\CtrlVol.exe 
O4 - HKLM\..\Run: [Wbutton] "C:\Program Files\Launch Manager\Wbutton.exe" 
O4 - HKLM\..\Run: [AGRSMMSG] AGRSMMSG.exe 
O4 - HKLM\..\Run: [LtMoh] C:\Program Files\ltmoh\Ltmoh.exe 
O4 - HKLM\..\Run: [adiras] adiras.exe 
O4 - HKLM\..\Run: [Microsoft Works Update Detection] C:\Program Files\Fichiers communs\Microsoft Shared\Works Shared\WkUFind.exe 
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe 
O4 - HKLM\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.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: [Zone Labs Client] C:\Program Files\Zone Labs\ZoneAlarm\zlclient.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: [MoneyAgent] "C:\Program Files\Microsoft Money\System\mnyexpr.exe" 
O4 - HKCU\..\Run: [LogitechSoftwareUpdate] "C:\Program Files\Logitech\Video\ManifestEngine.exe" boot 
O4 - Global Startup: DSLMON.lnk = C:\Program Files\SAGEM\SAGEM F@st 800-840\dslmon.exe 
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office\OSA9.EXE 
O8 - Extra context menu item: &Traduire à partir de l'anglais - res://c:\program files\google\GoogleToolbar2.dll/cmwordtrans.html 
O8 - Extra context menu item: Pages liées - res://c:\program files\google\GoogleToolbar2.dll/cmbacklinks.html 
O8 - Extra context menu item: Pages similaires - res://c:\program files\google\GoogleToolbar2.dll/cmsimilar.html 
O8 - Extra context menu item: Recherche &Google - res://c:\program files\google\GoogleToolbar2.dll/cmsearch.html 
O8 - Extra context menu item: Version de la page actuelle disponible dans le cache Google - res://c:\program files\google\GoogleToolbar2.dll/cmcache.html 
O17 - HKLM\System\CCS\Services\Tcpip\..\{FBC9C464-68CF-43BA-8495-4E5D59205824}: NameServer = 217.19.192.132 217.19.192.131 
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing) 
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe 
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\System32\Ati2evxx.exe 
O23 - Service: avast! Antivirus - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashServ.exe 
O23 - Service: avast! Mail Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing) 
O23 - Service: avast! Web Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe" /service (file missing) 
O23 - Service: CA ISafe (CAISafe) - Computer Associates International, Inc. - C:\WINDOWS\system32\ZoneLabs\isafe.exe 
O23 - Service: Pml Driver HPZ12 - HP - C:\WINDOWS\system32\HPZipm12.exe 
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZONELABS\vsmon.exe 
  
Je vous remercie beaucoup d'avance pour votre aide 
Amélie