PC devenu très lent

[stigma]

Bonjour,

Le PC de mon fils est devenu très lent (XP Pro, CPU 2Ghz, RAM 1 G°), même pour ouvrir une application. Voici un rapport :

MErci pour vos conseils.

Logfile of HijackThis v1.99.1

Scan saved at 22:14:37, on 05/03/2007

Platform: Windows XP SP2 (WinNT 5.01.2600)

MSIE: Internet Explorer v7.00 (7.00.6000.16414)

 

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:\Program Files\Alwil Software\Avast4\aswUpdSv.exe

C:\Program Files\Alwil Software\Avast4\ashServ.exe

C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe

C:\Program Files\Executive Software\Diskeeper\DkService.exe

C:\Program Files\Alwil Software\Avast4\ashWebSv.exe

C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe

C:\WINDOWS\SOUNDMAN.EXE

C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe

C:\Program Files\QuickTime\qttask.exe

C:\Program Files\MessengerPlus! 3\MsgPlus.exe

C:\WINDOWS\system32\ctfmon.exe

C:\Program Files\ATI Technologies\ATI.ACE\CLI.EXE

C:\WINDOWS\system32\IcoSauve.exe

C:\Program Files\ATI Technologies\ATI.ACE\cli.exe

C:\Program Files\ATI Technologies\ATI.ACE\cli.exe

C:\Program Files\MSN Messenger\usnsvc.exe

C:\WINDOWS\system32\svchost.exe

C:\Program Files\Internet Explorer\iexplore.exe

C:\Program Files\Hijackthis Version Française\VERSION TRADUITE ORIGINALE.EXE

 

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.google.fr/ie

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://www.google.fr

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.fr/

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 = http://go.microsoft.com/fwlink/?LinkId=54896

R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.microsoft.com/fwlink/?LinkId=69157

R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://www.google.fr/ie

R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =

R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://www.google.fr/search?q=%s

R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens

O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Program Files\Spybot - Search & Destroy\SDHelper.dll

O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0\bin\ssv.dll

O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)

O4 - HKLM\..\Run: [soundMan] SOUNDMAN.EXE

O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe

O4 - HKLM\..\Run: [ATICCC] "C:\Program Files\ATI Technologies\ATI.ACE\CLIStart.exe"

O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime

O4 - HKLM\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.exe"

O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe

O4 - HKCU\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.exe" /WinStart

O4 - Startup: IcoSauve.lnk = C:\WINDOWS\system32\IcoSauve.exe

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\bin\ssv.dll

O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0\bin\ssv.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} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)

O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)

O11 - Options group: [iNTERNATIONAL] International*

O11 - Options group: [TABS] Tabbed Browsing

O16 - DPF: {02BF25D5-8C17-4B23-BC80-D3488ABDDC6B} (QuickTime Object) - http://a1540.g.akamai.net/7/1540/52/200612...ex/qtplugin.cab

O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL

O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL

O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll

O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner - C:\Program Files\Alwil Software\Avast4\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: 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: AVG Anti-Spyware Guard - Anti-Malware Development a.s. - C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe

O23 - Service: Diskeeper - Executive Software International, Inc. - C:\Program Files\Executive Software\Diskeeper\DkService.exe