Mon PC se bloque régulièrement

Bonjour,

Ces 2 derniers jours mon PC se bloque régulièrement. Complètement freezé. Je ne sais pas pourquoi.
Pouvez vous m'aider svp?

Merci d'avance

Mon rapport hijackthis ci après:

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 09:27:24, on 26/06/2009
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
Boot mode: Normal

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\csrss.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\System32\svchost.exe
C:\Program Files\WIDCOMM\Bluetooth Software\bin\btwdins.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\NetScreen\NetScreen-Remote\IPSecMon.exe
C:\Program Files\NetScreen\NetScreen-Remote\IreIKE.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\ngvpnmgr.exe
C:\Program Files\Lavasoft\Ad-Aware\aawservice.exe
C:\Program Files\Citrix\Client ICA\ssonsvr.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\AhnRpta.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\System32\SCardSvr.exe
C:\WINDOWS\system32\ROMServ.exe
C:\Program Files\Network Associates\McAfee Desktop Firewall for Windows XP\FireSvc.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Network Associates\Common Framework\FrameworkService.exe
C:\Program Files\Network Associates\VirusScan\vstskmgr.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Network Associates\Common Framework\naPrdMgr.exe
C:\Program Files\TomTom HOME 2\TomTomHOMEService.exe
C:\Program Files\VMware\VMware Server\vmware-authd.exe
C:\Program Files\Fichiers communs\VMware\VMware Virtual Image Editing\vmount2.exe
C:\WINDOWS\system32\vmnat.exe
C:\WINDOWS\system32\vmnetdhcp.exe
C:\WINDOWS\system32\CCM\CcmExec.exe
C:\Program Files\Hewlett-Packard\Shared\hpqWmiEx.exe
C:\Program Files\VMware\VMware Server\vmserverdWin32.exe
C:\WINDOWS\System32\alg.exe
C:\WINDOWS\system32\wbem\wmiprvse.exe
C:\WINDOWS\system32\wbem\wmiprvse.exe
C:\Program Files\Hewlett-Packard\HP Quick Launch Buttons\QlbCtrl.exe
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
C:\WINDOWS\system32\igfxtray.exe
C:\WINDOWS\system32\hkcmd.exe
C:\WINDOWS\system32\igfxpers.exe
C:\WINDOWS\system32\igfxsrvc.exe
C:\Program Files\Analog Devices\Core\smax4pnp.exe
C:\WINDOWS\system32\AccelerometerSt.exe
C:\Program Files\Network Associates\VirusScan\SHSTAT.EXE
C:\Program Files\Network Associates\Common Framework\UpdaterUI.exe
C:\Program Files\Fichiers communs\Network Associates\TalkBack\tbmon.exe
C:\WINDOWS\system32\wbem\wmiprvse.exe
C:\Program Files\Network Associates\McAfee Desktop Firewall for Windows XP\Firetray.exe
C:\Program Files\HP\HP Software Update\HPWuSchd2.exe
C:\Program Files\Winamp\winampa.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
C:\Program Files\SuperCopier2\SuperCopier2.exe
C:\Program Files\TomTom HOME 2\TomTomHOMERunner.exe
C:\Program Files\Citrix\Client ICA\pnagent.exe
C:\Program Files\WIDCOMM\Bluetooth Software\BTTray.exe
C:\Program Files\HP\Digital Imaging\bin\hpqtra08.exe
C:\Program Files\NetScreen\NetScreen-Remote\SafeCfg.exe
C:\Program Files\teraterm\Collector\Collector.exe
C:\Program Files\teraterm\ttpmenu.exe
C:\PROGRA~1\WIDCOMM\BLUETO~1\BTSTAC~1.EXE
C:\Program Files\HP\Digital Imaging\bin\hpqSTE08.exe
C:\Program Files\Microsoft Office\OFFICE11\OUTLOOK.EXE
C:\WINDOWS\system32\taskmgr.exe
C:\Program Files\Microsoft Office\OFFICE11\WINWORD.EXE
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe
C:\WINDOWS\system32\wbem\wmiprvse.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://fr.yahoo.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = https://fr.yahoo.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://fr.yahoo.com/
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = g2netcache.alcatel.fr:3128
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4EFB-9B51-7695ECA05670} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: HP Print Clips - {053F9267-DC04-4294-A72C-58F732D338C0} - C:\Program Files\HP\Smart Web Printing\hpswp_framework.dll
O2 - BHO: Aide pour le lien d'Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: Spybot-S&D IE Protection - {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_03\bin\ssv.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Windows Live Sign-in Helper - {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\googletoolbar1.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Program Files\Google\GoogleToolbarNotifier\3.1.807.1746\swg.dll
O3 - Toolbar: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar1.dll
O4 - HKLM\..\Run: [QlbCtrl] %ProgramFiles%\Hewlett-Packard\HP Quick Launch Buttons\QlbCtrl.exe /Start
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [IgfxTray] C:\WINDOWS\system32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\WINDOWS\system32\hkcmd.exe
O4 - HKLM\..\Run: [Persistence] C:\WINDOWS\system32\igfxpers.exe
O4 - HKLM\..\Run: [SoundMAXPnP] C:\Program Files\Analog Devices\Core\smax4pnp.exe
O4 - HKLM\..\Run: [SoundMAX] C:\Program Files\Analog Devices\SoundMAX\Smax4.exe /tray
O4 - HKLM\..\Run: [AccelerometerSysTrayApplet] C:\WINDOWS\system32\AccelerometerSt.exe
O4 - HKLM\..\Run: [ShStatEXE] "C:\Program Files\Network Associates\VirusScan\SHSTAT.EXE" /STANDALONE
O4 - HKLM\..\Run: [McAfeeUpdaterUI] "C:\Program Files\Network Associates\Common Framework\UpdaterUI.exe" /StartedFromRunKey
O4 - HKLM\..\Run: [Network Associates Error Reporting Service] "C:\Program Files\Fichiers communs\Network Associates\TalkBack\tbmon.exe"
O4 - HKLM\..\Run: [McAfeeFireTray] C:\Program Files\Network Associates\McAfee Desktop Firewall for Windows XP\Firetray.exe
O4 - HKLM\..\Run: [NBKeyScan] "C:\Program Files\Nero\Nero8\Nero BackItUp\NBKeyScan.exe"
O4 - HKLM\..\Run: [HP Software Update] C:\Program Files\HP\HP Software Update\HPWuSchd2.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\Program Files\Fichiers communs\Ahead\Lib\NeroCheck.exe
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [WinampAgent] C:\Program Files\Winamp\winampa.exe
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [BgMonitor_{79662E04-7C6C-4d9f-84C7-88D8A56B10AA}] "C:\Program Files\Fichiers communs\Nero\Lib\NMBgMonitor.exe"
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [swg] C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
O4 - HKCU\..\Run: [SuperCopier2.exe] C:\Program Files\SuperCopier2\SuperCopier2.exe
O4 - HKCU\..\Run: [TomTomHOME.exe] "C:\Program Files\TomTom HOME 2\TomTomHOMERunner.exe"
O4 - HKCU\..\Run: [cdoosoft] C:\WINDOWS\system32\olhrwef.exe
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-19\..\Run: [Communicator] "C:\Program Files\Microsoft Office Communicator\Communicator.exe" (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O4 - Startup: Collector.lnk = C:\Program Files\teraterm\Collector\Collector.exe
O4 - Startup: TeraTerm Menu.lnk = C:\Program Files\teraterm\ttpmenu.exe
O4 - Global Startup: Agent Program Neighborhood.lnk = C:\Program Files\Citrix\Client ICA\pnagent.exe
O4 - Global Startup: BTTray.lnk = ?
O4 - Global Startup: HP Digital Imaging Monitor.lnk = C:\Program Files\HP\Digital Imaging\bin\hpqtra08.exe
O4 - Global Startup: NetScreen-Remote.lnk = C:\Program Files\NetScreen\NetScreen-Remote\SafeCfg.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: Envoyer au périphérique &Bluetooth... - C:\Program Files\WIDCOMM\Bluetooth Software\btsendto_ie_ctx.htm
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_03\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_03\bin\ssv.dll
O9 - Extra button: Livre de reliures HP - {58ECB495-38F0-49cb-A538-10282ABF65E7} - C:\Program Files\HP\Smart Web Printing\hpswp_extensions.dll
O9 - Extra button: Sélection intelligente HP - {700259D7-1666-479a-93B1-3250410481E8} - C:\Program Files\HP\Smart Web Printing\hpswp_extensions.dll
O9 - Extra button: Skype - {77BF5300-1474-4EC7-9980-D32B190E9B07} - C:\Program Files\Skype\Toolbars\Internet Explorer\SkypeIEPlugin.dll
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: @btrez.dll,-4015 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - C:\Program Files\WIDCOMM\Bluetooth Software\btsendto_ie.htm
O9 - Extra 'Tools' menuitem: @btrez.dll,-12650 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - C:\Program Files\WIDCOMM\Bluetooth Software\btsendto_ie.htm
O9 - Extra button: (no name) - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O9 - Extra 'Tools' menuitem: Spybot - Search && Destroy Configuration - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\Program Files\Spybot - Search & Destroy\SDHelper.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
O16 - DPF: iLO 2 Remote Console Applet - https://172.17.128.226/dvc.cab
O16 - DPF: {0CCA191D-13A6-4E29-B746-314DEE697D83} (Facebook Photo Uploader 5 Control) - http://upload.facebook.com/controls/2008.10.10_v5.5.8/FacebookPhotoUploader5.cab
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://download.microsoft.com/download/E/5/6/E5611B10-0D6D-4117-8430-A67417AA88CD/LegitCheckControl.cab
O16 - DPF: {CBCF8AB4-8A12-4A8A-A22D-36480B41DC78} (eDataInstall ActiveX control, Version 4.0) - http://coopnet.multimedia-conference.orange-business.com/...
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\FICHIE~1\Skype\SKYPE4~1.DLL
O20 - AppInit_DLLs: lfmsdy.dll c:\windows\system32\rotawapo.dll c:\windows\system32\fogiguzu.dll c:\windows\system32\fesorega.dll c:\windows\system32\zodetego.dll c:\windows\system32\wahayaga.dll c:\windows\system32\nutowuko.dll c:\windows\system32\vetajume.dll c:\windows\system32\gofizesa.dll c:\windows\system32\buyetuza.dll c:\windows\system32\hadezabi.dll c:\windows\system32\yozezuna.dll c:\windows\system32\ravebavi.dll c:\windows\system32\mohafilu.dll c:\windows\system32\lehuguwe.dll c:\windows\system32\ruyutave.dll c:\windows\system32\vuwupajo.dll c:\windows\system32\sujegaru.dll c:\windows\system32\fuweyofa.dll c:\windows\system32\dimisawo.dll c:\windows\system32\dafanole.dll c:\windows\system32\janifedu.dll c:\windows\system32\pisefire.dll c:\windows\system32\yutobayu.dll c:\windows\system32\gehufidu.dll c:\windows\system32\dutudari.dll c:\windows\system32\goralaro.dll c:\windows\system32\yesileya.dll c:\windows\system32\lebenesa.dll c:\windows\system32\movoyari.dll c:\windows\system32\hilemebu.dll c:\
O21 - SSODL: SSODL - {EC43E3FD-5C60-46a6-97D7-E0B85DBDD6C4} - c:\windows\system32\yejedotu.dll (file missing)
O22 - SharedTaskScheduler: STS - {EC43E3FD-5C60-46a6-97D7-E0B85DBDD6C4} - c:\windows\system32\yejedotu.dll (file missing)
O23 - Service: Lavasoft Ad-Aware Service (aawservice) - Lavasoft - C:\Program Files\Lavasoft\Ad-Aware\aawservice.exe
O23 - Service: Bluetooth Service (btwdins) - Broadcom Corporation. - C:\Program Files\WIDCOMM\Bluetooth Software\bin\btwdins.exe
O23 - Service: EEPROM Service Module (EEPROMService) - Unknown owner - C:\WINDOWS\system32\ROMServ.exe
O23 - Service: McAfee Desktop Firewall Service (FireSvc) - Networks Associates Technology, Inc. - C:\Program Files\Network Associates\McAfee Desktop Firewall for Windows XP\FireSvc.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: hpqwmiex - Hewlett-Packard Development Company, L.P. - C:\Program Files\Hewlett-Packard\Shared\hpqWmiEx.exe
O23 - Service: SafeNet Monitor Service (IPSECMON) - SafeNet - C:\Program Files\NetScreen\NetScreen-Remote\IPSecMon.exe
O23 - Service: SafeNet IKE Service (IreIKE) - SafeNet - C:\Program Files\NetScreen\NetScreen-Remote\IreIKE.exe
O23 - Service: McAfee Framework Service (McAfeeFramework) - McAfee, Inc. - C:\Program Files\Network Associates\Common Framework\FrameworkService.exe
O23 - Service: Network Associates McShield (McShield) - McAfee, Inc. - C:\Program Files\Network Associates\VirusScan\mcshield.exe
O23 - Service: Network Associates Task Manager (McTaskManager) - Network Associates, Inc. - C:\Program Files\Network Associates\VirusScan\vstskmgr.exe
O23 - Service: NBService - Nero AG - C:\Program Files\Nero\Nero 7\Nero BackItUp\NBService.exe
O23 - Service: Aventail VPN Client (NgVpnMgr) - Aventail Corporation - C:\WINDOWS\system32\ngvpnmgr.exe
O23 - Service: OracleOraHome81ClientCache - Unknown owner - C:\ORACLE\ora81\BIN\ONRSD.EXE
O23 - Service: Remote Packet Capture Protocol v.0 (experimental) (rpcapd) - CACE Technologies - C:\Program Files\WinPcap\rpcapd.exe
O23 - Service: TomTomHOMEService - TomTom - C:\Program Files\TomTom HOME 2\TomTomHOMEService.exe
O23 - Service: VMware Authorization Service (VMAuthdService) - VMware, Inc. - C:\Program Files\VMware\VMware Server\vmware-authd.exe
O23 - Service: VMware DHCP Service (VMnetDHCP) - VMware, Inc. - C:\WINDOWS\system32\vmnetdhcp.exe
O23 - Service: VMware Virtual Mount Manager Extended (vmount2) - VMware, Inc. - C:\Program Files\Fichiers communs\VMware\VMware Virtual Image Editing\vmount2.exe
O23 - Service: VMware Registration Service (vmserverdWin32) - VMware, Inc. - C:\Program Files\VMware\VMware Server\vmserverdWin32.exe
O23 - Service: VMware NAT Service - VMware, Inc. - C:\WINDOWS\system32\vmnat.exe