Mon pc devient lent et s'eteint

Bonjour,

bonjur voila mon hijakthis.log quelqu'un peu m'aider
merci bien
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 20:22:58, on 21-03-2011
Platform: Windows Vista SP2 (WinNT 6.00.1906)
MSIE: Internet Explorer v7.00 (7.00.6002.18005)
Boot mode: Normal

Running processes:
C:\Windows\system32\Dwm.exe
C:\Windows\Explorer.EXE
C:\Program Files\Windows Defender\MSASCui.exe
C:\Program Files\Lenovo\LenovoCare\LPMGR.EXE
C:\Program Files\Lenovo\AwayTask\AwaySch.EXE
C:\Program Files\Lenovo\Client Security Solution\cssauth.exe
C:\Windows\RtHDVCpl.exe
C:\Program Files\Common Files\Lenovo\Scheduler\scheduler_proxy.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\Avira\AntiVir Desktop\avgnt.exe
C:\Program Files\Common Files\LightScribe\LightScribeControlPanel.exe
C:\Program Files\Windows Sidebar\sidebar.exe
C:\Windows\ehome\ehtray.exe
C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\ehome\ehmsas.exe
C:\Windows\system32\taskeng.exe
C:\Program Files\Lenovo\Client Security Solution\tvtpwm_tray.exe
C:\Users\Dellali M\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Windows\system32\rundll32.exe
C:\Users\Dellali M\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Program Files\Windows Live\Messenger\msnmsgr.exe
C:\Program Files\Windows Live\Contacts\wlcomm.exe
C:\Program Files\Skype\Phone\Skype.exe
C:\Program Files\Skype\Plugin Manager\skypePM.exe
C:\Users\Dellali M\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\Dellali M\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Program Files\Diskeeper Corporation\Diskeeper\DkIcon.exe
C:\Users\Dellali M\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\Dellali M\Downloads\HiJackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://g.msn.fr/0SEFRFR/SAOS01?FORM=TOOLBR
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://fr.rd.yahoo.com/customize/ie/defaults/sp/msgr9/*http://fr.search.yahoo.com
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.fr/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://fr.yahoo.com
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://fr.rd.yahoo.com/customize/ie/defaults/su/msgr9/*http://fr.search.yahoo.com
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://fr.rd.yahoo.com/customize/ie/defaults/sp/msgr9/*http://fr.search.yahoo.com
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://fr.yahoo.com
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://fr.rd.yahoo.com/customize/ie/defaults/su/msgr9/*http://fr.search.yahoo.com
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = http=127.0.0.1:8888;https=127.0.0.1:8888
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = <-loopback>
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: (no name) - {a65e491f-a436-4952-b49a-b24ed99a0f67} - (no file)
O1 - Hosts: ::1 localhost
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
O2 - BHO: Aide pour le lien d'Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: Search Helper - {6EBF7485-159F-4bff-A14F-B9E3AAC4465B} - C:\Program Files\Microsoft\Search Enhancement Pack\Search Helper\SEPsearchhelperie.dll
O2 - BHO: Windows Live ID Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Windows Live Messenger Companion Helper - {9FDDE16B-836F-4806-AB1F-1455CBEFF289} - C:\Program Files\Windows Live\Companion\companioncore.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files\Java\jre6\bin\jp2ssv.dll
O2 - BHO: ThinkVantage Password Manager - {F040E541-A427-4CF7-85D8-75E3E0F476C5} - C:\Program Files\Lenovo\Client Security Solution\tvtpwm_ie_com.dll
O3 - Toolbar: (no name) - {CCC7A320-B3CA-4199-B1A6-9F516DD69829} - (no file)
O4 - HKLM\..\Run: [Windows Defender] %ProgramFiles%\Windows Defender\MSASCui.exe -hide
O4 - HKLM\..\Run: [LenovoOobeOffers] c:\SWTOOLS\LenovoWelcome\LenovoOobeOffers.exe /filePath="c:\swshare\firstrun.txt"
O4 - HKLM\..\Run: [FingerPrintSoftware] "C:\Program Files\Lenovo Fingerprint Software\fpapp.exe" \s
O4 - HKLM\..\Run: [LPManager] C:\PROGRA~1\Lenovo\LENOVO~2\LPMGR.exe
O4 - HKLM\..\Run: [AwaySch] C:\Program Files\Lenovo\AwayTask\AwaySch.EXE
O4 - HKLM\..\Run: [LanguageShortcut] "C:\Program Files\Lenovo Multimedia Center\PowerDVD\Language\Language.exe"
O4 - HKLM\..\Run: [cssauth] "C:\Program Files\Lenovo\Client Security Solution\cssauth.exe" silent
O4 - HKLM\..\Run: [RtHDVCpl] RtHDVCpl.exe
O4 - HKLM\..\Run: [Skytel] Skytel.exe
O4 - HKLM\..\Run: [CameraApplicationLauncher] C:\Program Files\Lenovo\Camera Center\bin\CameraApplicationLaunchpadLauncher.exe
O4 - HKLM\..\Run: [DiskeeperSystray] "C:\Program Files\Diskeeper Corporation\Diskeeper\DkIcon.exe"
O4 - HKLM\..\Run: [TVT Scheduler Proxy] C:\Program Files\Common Files\Lenovo\Scheduler\scheduler_proxy.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [avgnt] "C:\Program Files\Avira\AntiVir Desktop\avgnt.exe" /min
O4 - HKCU\..\Run: [LightScribe Control Panel] C:\Program Files\Common Files\LightScribe\LightScribeControlPanel.exe -hidden
O4 - HKCU\..\Run: [Sidebar] C:\Program Files\Windows Sidebar\sidebar.exe /autoRun
O4 - HKCU\..\Run: [ehTray.exe] C:\Windows\ehome\ehTray.exe
O4 - HKCU\..\Run: [Google Update] "C:\Users\Dellali M\AppData\Local\Google\Update\GoogleUpdate.exe" /c
O4 - HKCU\..\Run: [RegistryBooster] "C:\Program Files\Uniblue\RegistryBooster\launcher.exe" delay 20000
O4 - HKUS\S-1-5-18\..\Run: [Picasa Media Detector] C:\Program Files\Picasa2\PicasaMediaDetector.exe (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [] (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [Picasa Media Detector] C:\Program Files\Picasa2\PicasaMediaDetector.exe (User 'Default user')
O4 - HKUS\.DEFAULT\..\RunOnce: [] (User 'Default user')
O4 - Global Startup: Adobe Gamma Loader.lnk = C:\Program Files\Common Files\Adobe\Calibration\Adobe Gamma Loader.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office12\EXCEL.EXE/3000
O8 - Extra context menu item: Envoyer au périphérique &Bluetooth... - C:\Program Files\Lenovo\Bluetooth Software\btsendto_ie.htm
O8 - Extra context menu item: Envoyer l'&image au périphérique Bluetooth... - C:\Program Files\Lenovo\Bluetooth Software\btsendto_ie_ctx.htm
O8 - Extra context menu item: Google Sidewiki... - res://C:\Program Files\Google\Google Toolbar\Component\GoogleToolbarDynamic_mui_en_E11712C84EA7E12B.dll/cmsidewiki.html
O8 - Extra context menu item: Ouvrir dans WordPerfect - C:\Program Files\WordPerfect Office X3\Programs\WPLauncher.hta
O9 - Extra button: @C:\Program Files\Windows Live\Companion\companionlang.dll,-600 - {0000036B-C524-4050-81A0-243669A86B9F} - C:\Program Files\Windows Live\Companion\companioncore.dll
O9 - Extra button: (no name) - {0045D4BC-5189-4b67-969C-83BB1906C421} - C:\Program Files\Lenovo\Client Security Solution\tvtpwm_ie_com.dll
O9 - Extra 'Tools' menuitem: ThinkVantage Password Manager... - {0045D4BC-5189-4b67-969C-83BB1906C421} - C:\Program Files\Lenovo\Client Security Solution\tvtpwm_ie_com.dll
O9 - Extra button: @C:\Program Files\Windows Live\Writer\WindowsLiveWriterShortcuts.dll,-1004 - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra 'Tools' menuitem: @C:\Program Files\Windows Live\Writer\WindowsLiveWriterShortcuts.dll,-1003 - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\Office12\REFIEBAR.DLL
O9 - Extra button: @btrez.dll,-4015 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - C:\Program Files\Lenovo\Bluetooth Software\btsendto_ie.htm
O9 - Extra 'Tools' menuitem: @btrez.dll,-12650 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - C:\Program Files\Lenovo\Bluetooth Software\btsendto_ie.htm
O13 - Gopher Prefix:
O16 - DPF: {73ECB3AA-4717-450C-A2AB-D00DAD9EE203} (GMNRev Class) - http://h20270.www2.hp.com/ediags/gmn2/install/HPProductDetection2.cab
O16 - DPF: {CF84DAC5-A4F5-419E-A0BA-C01FFD71112F} (SysInfo Class) - http://content.systemrequirementslab.com.s3.amazonaws.com/...
O16 - DPF: {E2883E8F-472F-4FB0-9522-AC9BF37916A7} - http://platformdl.adobe.com/NOS/getPlusPlus/1.6/gp.cab
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\COMMON~1\Skype\SKYPE4~1.DLL
O18 - Protocol: wlpg - {E43EF6CD-A37A-4A9B-9E6F-83F89B8E6324} - C:\Program Files\Windows Live\Photo Gallery\AlbumDownloadProtocolHandler.dll
O23 - Service: Ac Profile Manager Service (AcPrfMgrSvc) - Lenovo - C:\Program Files\ThinkPad\ConnectUtilities\AcPrfMgrSvc.exe
O23 - Service: Access Connections Main Service (AcSvc) - Lenovo - C:\Program Files\ThinkPad\ConnectUtilities\AcSvc.exe
O23 - Service: Agere Modem Call Progress Audio (AgereModemAudio) - Agere Systems - C:\Windows\system32\agrsmsvc.exe
O23 - Service: Avira AntiVir Planificateur (AntiVirSchedulerService) - Avira GmbH - C:\Program Files\Avira\AntiVir Desktop\sched.exe
O23 - Service: Avira AntiVir Guard (AntiVirService) - Avira GmbH - C:\Program Files\Avira\AntiVir Desktop\avguard.exe
O23 - Service: Apple Mobile Device - Apple Inc. - C:\Program Files\Common Files\Apple\Mobile Device Support\AppleMobileDeviceService.exe
O23 - Service: Bonjour Service - Apple Inc. - C:\Program Files\Bonjour\mDNSResponder.exe
O23 - Service: Diskeeper - Diskeeper Corporation - C:\Program Files\Diskeeper Corporation\Diskeeper\DkService.exe
O23 - Service: Service Google Update (gupdate1c9f72b19283690) (gupdate1c9f72b19283690) - Google Inc. - C:\Program Files\Google\Update\GoogleUpdate.exe
O23 - Service: Google Software Updater (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: Intel(R) Matrix Storage Event Monitor (IAANTMON) - Intel Corporation - C:\Program Files\Intel\Intel Matrix Storage Manager\Iaantmon.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\1150\Intel 32\IDriverT.exe
O23 - Service: InCD Helper (InCDsrv) - Nero AG - C:\Program Files\Nero\Nero 7\InCD\InCDsrv.exe
O23 - Service: iPod Service - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: Service de base IPS (IPSSVC) - Lenovo Group Limited - C:\Windows\system32\IPSSVC.EXE
O23 - Service: LightScribeService Direct Disc Labeling Service (LightScribeService) - Hewlett-Packard Company - C:\Program Files\Common Files\LightScribe\LSSrvc.exe
O23 - Service: LiveUpdate Notice Service Ex (LiveUpdate Notice Ex) - Unknown owner - C:\Program Files\Common Files\Symantec Shared\ccSvcHst.exe (file missing)
O23 - Service: LiveUpdate Notice Service - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\PIF\{B8E1DD85-8582-4c61-B58F-2F227FCA9A08}\PIFSvc.exe
O23 - Service: NBService - Nero AG - C:\Program Files\Nero\Nero 7\Nero BackItUp\NBService.exe
O23 - Service: NMIndexingService - Nero AG - C:\Program Files\Common Files\Ahead\Lib\NMIndexingService.exe
O23 - Service: Pure Networks Net2Go Service (nmraapache) - Pure Networks, Inc. - C:\Program Files\Pure Networks\Network Magic\WebServer\bin\nmraapache.exe
O23 - Service: Pure Networks Network Magic Service (nmservice) - Pure Networks, Inc. - C:\Program Files\Pure Networks\Network Magic\nmsrvc.exe
O23 - Service: PMSveH - Lenovo - C:\Program Files\Lenovo\PM Driver\PMSveH.exe
O23 - Service: ProtexisLicensing - Unknown owner - C:\Windows\system32\PSIService.exe
O23 - Service: Cyberlink RichVideo Service(CRVS) (RichVideo) - Unknown owner - C:\Program Files\CyberLink\Shared Files\RichVideo.exe
O23 - Service: System Update (SUService) - Lenovo Group Limited - c:\Program Files\Lenovo\System Update\SUService.exe
O23 - Service: ThinkVantage Registry Monitor Service - Lenovo Group Limited - C:\Program Files\Common Files\Lenovo\tvt_reg_monitor_svc.exe
O23 - Service: TSS Core Service (TSSCoreService) - IBM - C:\Program Files\Lenovo\Client Security Solution\tvttcsd.exe
O23 - Service: @%SystemRoot%\System32\TuneUpDefragService.exe,-1 (TuneUp.Defrag) - TuneUp Software GmbH - C:\Windows\System32\TuneUpDefragService.exe
O23 - Service: TVT Backup Protection Service - Unknown owner - C:\Program Files\Lenovo\Rescue and Recovery\rrpservice.exe
O23 - Service: TVT Backup Service - Lenovo Group Limited - C:\Program Files\Lenovo\Rescue and Recovery\rrservice.exe
O23 - Service: TVT Scheduler - Lenovo Group Limited - c:\Program Files\Common Files\Lenovo\Scheduler\tvtsched.exe