Problemes virus services.exe ?

Bonjour,

mon pc a quelques petits soucis. Dans le gestionnaire des taches j'ai remarqué que services.exe tournait en permanence à environ 20% des ressources, alors que le pc est inactif.
j'ai fait un hijackthis dont voici le résultat. Quelqu'un peut m'aider ?



Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 18:12:11, on 10/11/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16544)
Boot mode: Normal

Running processes:
F:\WINDOWS\System32\smss.exe
F:\WINDOWS\system32\winlogon.exe
F:\WINDOWS\system32\services.exe
F:\WINDOWS\system32\lsass.exe
F:\WINDOWS\system32\svchost.exe
F:\WINDOWS\System32\svchost.exe
F:\WINDOWS\system32\spoolsv.exe
F:\WINDOWS\Explorer.EXE
F:\Program Files\ASUS\AI Suite\AiNap\AiNap.exe
F:\WINDOWS\system32\winsys2.exe
F:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe
F:\PROGRA~1\Grisoft\AVGFRE~1\avgemc.exe
F:\PROGRA~1\MI948F~1\GAMECO~1\Common\SWTrayV4.exe
F:\WINDOWS\system32\ctfmon.exe
F:\Program Files\Fichiers communs\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
F:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
F:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
F:\PROGRA~1\INCRED~1\bin\IMApp.exe
F:\WINDOWS\system32\bgsvcgen.exe
F:\WINDOWS\System32\nvsvc32.exe
F:\WINDOWS\System32\svchost.exe
F:\Program Files\iPod\bin\iPodService.exe
F:\WINDOWS\system32\taskmgr.exe
F:\PROGRA~1\Grisoft\AVGFRE~1\avgwb.dat
F:\PROGRA~1\MOZILL~1\FIREFOX.EXE
F:\Program Files\Trend Micro\HijackThis\HijackThis.exe
F:\WINDOWS\PCHealth\HelpCtr\Binaries\HelpSvc.exe

R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://go.microsoft.com/fwlink/?LinkId=54896
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://www.msn.com/fr-fr/?ocid=iehp
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: Aide pour le lien d'Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - F:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O4 - HKLM\..\Run: [Ai Nap] "F:\Program Files\ASUS\AI Suite\AiNap\AiNap.exe"
O4 - HKLM\..\Run: [SW20] F:\WINDOWS\System32\sw20.exe
O4 - HKLM\..\Run: [SW24] F:\WINDOWS\System32\sw24.exe
O4 - HKLM\..\Run: [WinSys2] F:\WINDOWS\system32\winsys2.exe
O4 - HKLM\..\Run: [AVG7_CC] F:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe /STARTUP
O4 - HKLM\..\Run: [AVG7_EMC] F:\PROGRA~1\Grisoft\AVGFRE~1\avgemc.exe
O4 - HKLM\..\Run: [SideWinderTrayV4] F:\PROGRA~1\MI948F~1\GAMECO~1\Common\SWTrayV4.exe
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE F:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKCU\..\Run: [CTFMON.EXE] F:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [IncrediMail] F:\PROGRA~1\INCRED~1\bin\IncMail.exe /c
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] F:\WINDOWS\System32\CTFMON.EXE (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-19\..\Run: [AVG7_Run] F:\PROGRA~1\Grisoft\AVGFRE~1\avgw.exe /RUNONCE (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] F:\WINDOWS\System32\CTFMON.EXE (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] F:\WINDOWS\System32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [SetDefaultMIDI] MIDIDEF.EXE /s:'Creative SoundFont Synthesizer' /w:'SB Audigy' (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] F:\WINDOWS\System32\CTFMON.EXE (User 'Default user')
O4 - HKUS\.DEFAULT\..\RunOnce: [SetDefaultMIDI] MIDIDEF.EXE /s:'Creative SoundFont Synthesizer' /w:'SB Audigy' (User 'Default user')
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://F:\PROGRA~1\MICROS~2\Office12\EXCEL.EXE/3000
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - F:\PROGRA~1\MICROS~2\Office12\REFIEBAR.DLL
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - F:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - F:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - F:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - F:\Program Files\Messenger\msmsgs.exe
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://www.update.microsoft.com/...
O23 - Service: Apple Mobile Device - Apple, Inc. - F:\Program Files\Fichiers communs\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - F:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - F:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
O23 - Service: B's Recorder GOLD Library General Service (bgsvcgen) - B.H.A Corporation - F:\WINDOWS\system32\bgsvcgen.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - F:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: Service de l'iPod (iPod Service) - Apple Inc. - F:\Program Files\iPod\bin\iPodService.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - F:\WINDOWS\System32\nvsvc32.exe