alerte virus....

bonjour a tous!!

En surfant sur le net hier, mon pc a redemarré tout seul et en allant sur mozilla, je me suis encore rendu compte de la disparition de mes favoris.....

je possede avast, zone alarme, ccleanner, ad aware et spyboot...

apres analyse de tout cela rien d inquietant, mais le prob de la disparition de mes favoris est "habituelle" cela fais plusieurs foix que ce probleme sruvient... je me pose des questions sur une bebette cachée dans mon systeme... ke faire svp??

mon pc redemar intempestivement et me fais des trucs bizard du genre change mes reglages de firefox ou bien me donne les proprietes fichier quand j essaye de l ouvrir.....

voici un log merci de votre aide....

Logfile of HijackThis v1.99.1
Scan saved at 10:52:45, on 25/02/2006
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\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\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\administration\securite\antivirus\avast\aswUpdSv.exe
C:\WINDOWS\ATKKBService.exe
C:\administration\securite\antivirus\avast\ashServ.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\ADMINI~1\securite\ANTIVI~1\avast\ashDisp.exe
C:\Program Files\Alcatel\SpeedTouch USB\Dragdiag.exe
C:\Program Files\Java\jre1.5.0_05\bin\jusched.exe
C:\administration\securite\firewall\ZoneAlarm\zlclient.exe
D:\Palm\Hotsync.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\administration\securite\antivirus\avast\ashMaiSv.exe
C:\administration\securite\antivirus\avast\ashWebSv.exe
C:\WINDOWS\system32\taskmgr.exe
C:\administration\navigateur\firefox.exe
C:\administration\securite\antiespion\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://auto.search.msn.com/response.asp?MT=about+blank&...
R0 - HKCU\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: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\ADMINI~1\securite\ANTIES~1\SPYBOT~1\SDHelper.dll
O3 - Toolbar: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [ATIPTA] C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [avast!] C:\ADMINI~1\securite\ANTIVI~1\avast\ashDisp.exe
O4 - HKLM\..\Run: [SpeedTouch USB Diagnostics] "C:\Program Files\Alcatel\SpeedTouch USB\Dragdiag.exe" /icon
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_05\bin\jusched.exe
O4 - HKLM\..\Run: [Zone Labs Client] C:\administration\securite\firewall\ZoneAlarm\zlclient.exe
O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
O4 - HKLM\..\Run: [TrojanScanner] C:\administration\securite\anti trojan\Trojan Remover\Trojan Remover\Trjscan.exe
O4 - Startup: Palm Registration.lnk = D:\Palm\register.exe
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: HOTSYNCSHORTCUTNAME.lnk = D:\Palm\Hotsync.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://D:\BUREAU~1\OFFICE~1\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - D:\BUREAU~1\OFFICE~1\OFFICE11\REFIEBAR.DLL
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
O12 - Plugin for .spop: C:\Program Files\Internet Explorer\Plugins\NPDocBox.dll
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft.com/fwlink/?linkid=39204
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://update.microsoft.com/windowsupdate/v6/V5Controls...
O17 - HKLM\System\CCS\Services\Tcpip\..\{2BEB56F4-2F41-4988-ACF7-F1FE031D747E}: NameServer = 212.151.136.242 212.151.137.170
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:\administration\securite\antivirus\avast\aswUpdSv.exe
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: ATK Keyboard Service (ATKKeyboardService) - ASUSTeK COMPUTER INC. - C:\WINDOWS\ATKKBService.exe
O23 - Service: avast! Antivirus - Unknown owner - C:\administration\securite\antivirus\avast\ashServ.exe
O23 - Service: avast! Mail Scanner - Unknown owner - C:\administration\securite\antivirus\avast\ashMaiSv.exe" /service (file missing)
O23 - Service: avast! Web Scanner - Unknown owner - C:\administration\securite\antivirus\avast\ashWebSv.exe" /service (file missing)
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: iPodService - Apple Computer, Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe