Rapport rsit a analyser

Bonjour,
depuis quelques jours le pc reagit bizarrement il s eteind et se rallume tout seul puis a chaque extinction il se bloque sur arret en cours .voici les 2 rapports rsit

Logfile of random's system information tool 1.06 (written by random/random)
Run by acer at 2010-02-15 12:51:23
Microsoft® Windows Vista™ Édition Familiale Premium Service Pack 2
System drive C: has 94 GB (64%) free of 148 GB
Total RAM: 3003 MB (50% free)

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 12:51:32, on 15/02/2010
Platform: Windows Vista SP2 (WinNT 6.00.1906)
MSIE: Internet Explorer v8.00 (8.00.6001.18882)
Boot mode: Normal

Running processes:
C:\Windows\system32\Dwm.exe
C:\Windows\system32\taskeng.exe
C:\Windows\Explorer.EXE
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
C:\Program Files\Acer Bio Protection\PdtWzd.exe
C:\Windows\system32\igfxsrvc.exe
C:\Windows\RtHDVCpl.exe
C:\Windows\PLFSetI.exe
C:\Program Files\Microsoft Security Essentials\msseces.exe
C:\Program Files\Immunet Protect\1.0.25\iptray.exe
C:\Program Files\DriveSentry Security Suite\DriveSentry.exe
C:\Windows\System32\hkcmd.exe
C:\Windows\System32\igfxpers.exe
C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
C:\Program Files\Windows Media Player\wmpnscfg.exe
C:\Windows\system32\wuauclt.exe
C:\Program Files\Acer Bio Protection\PwdBank.exe
C:\Users\acer\AppData\Local\Temp\RtkBtMnt.exe
C:\Program Files\Synaptics\SynTP\SynTPHelper.exe
C:\Windows\Explorer.exe
C:\Program Files\Opera\opera.exe
C:\Users\acer\Desktop\RSIT.exe
C:\Program Files\trend micro\acer.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.msn.com/fr-fr
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = https://www.msn.com/fr-fr/?ocid=iehp
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
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
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: Search Class - {08C06D61-F1F3-4799-86F8-BE1A89362C85} - C:\Program Files\OrangeHSS\SearchURLHook\SearchPageURL.dll
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: Programme d'aide de l'Assistant de connexion Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - C:\Program Files\Google\Google Toolbar\GoogleToolbar_32.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Program Files\Google\GoogleToolbarNotifier\5.5.4723.1820\swg.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files\Java\jre6\bin\jp2ssv.dll
O3 - Toolbar: Google Toolbar - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - C:\Program Files\Google\Google Toolbar\GoogleToolbar_32.dll
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [VitaKeyPdtWzd] "C:\Program Files\Acer Bio Protection\PdtWzd.exe"
O4 - HKLM\..\Run: [RtHDVCpl] RtHDVCpl.exe
O4 - HKLM\..\Run: [Adobe ARM] "C:\Program Files\Common Files\Adobe\ARM\1.0\AdobeARM.exe"
O4 - HKLM\..\Run: [PLFSetI] C:\Windows\PLFSetI.exe
O4 - HKLM\..\Run: [MSSE] "C:\Program Files\Microsoft Security Essentials\msseces.exe" -hide
O4 - HKLM\..\Run: [Immunet Protect] "C:\Program Files\Immunet Protect\1.0.25\iptray.exe"
O4 - HKLM\..\Run: [DriveSentry] C:\Program Files\DriveSentry Security Suite\DriveSentry.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\Windows\system32\hkcmd.exe
O4 - HKLM\..\Run: [Persistence] C:\Windows\system32\igfxpers.exe
O4 - HKCU\..\Run: [WMPNSCFG] C:\Program Files\Windows Media Player\WMPNSCFG.exe
O8 - Extra context menu item: Envoyer au périphérique &Bluetooth... - btsendto_ie.htm
O8 - Extra context menu item: Envoyer l'&image au périphérique Bluetooth... - btsendto_ie_ctx.htm
O8 - Extra context menu item: Google Sidewiki... - res://C:\Program Files\Google\Google Toolbar\Component\GoogleToolbarDynamic_mui_en_96D6FF0C6D236BF8.dll/cmsidewiki.html
O9 - Extra button: (no name) - {85d1f590-48f4-11d9-9669-0800200c9a66} - (no file)
O9 - Extra 'Tools' menuitem: Uninstall BitDefender Online Scanner v8 - {85d1f590-48f4-11d9-9669-0800200c9a66} - (no file)
O9 - Extra button: @btrez.dll,-4015 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - btsendto_ie.htm (file missing)
O9 - Extra 'Tools' menuitem: @btrez.dll,-12650 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - btsendto_ie.htm (file missing)
O16 - DPF: {7530BFB8-7293-4D34-9923-61A11451AFC5} - http://download.eset.com/special/eos/OnlineScanner.cab
O16 - DPF: {9FAFB576-6933-4CCC-AB3D-B988EC43D04E} (Rising Online Antivirus scanner control) - http://rsdownload.rising.com.cn/rs2010/online/ravolctl.cab
O16 - DPF: {DFB5BCF1-06AE-4ABB-BFA8-1E228F41C50A} (CamfrogWEB Advanced Unicode Control) - https://www.bobtv.fr/download/cfweb_www.bobtv.fr-download_instmodule.exe
O16 - DPF: {E2883E8F-472F-4FB0-9522-AC9BF37916A7} - http://platformdl.adobe.com/NOS/getPlusPlus/1.6/gp.cab
O23 - Service: a-squared Free Service (a2free) - Emsi Software GmbH - C:\Program Files\a-squared Free\a2service.exe
O23 - Service: NTI Backup Now 5 Agent Service (BUNAgentSvc) - NewTech Infosystems, Inc. - C:\Program Files\NewTech Infosystems\NTI Backup Now 5\Client\Agentsvc.exe
O23 - Service: DriveSentryService - Unknown owner - C:\Program Files\DriveSentry Security Suite\DriveSentryService.exe
O23 - Service: Empowering Technology Service (ETService) - Unknown owner - C:\Program Files\Acer\Empowering Technology\Service\ETService.exe
O23 - Service: France Telecom Routing Table Service (FTRTSVC) - France Telecom SA - C:\PROGRA~1\COMMON~1\France Telecom\Shared Modules\FTRTSVC\0\FTRTSVC.exe
O23 - Service: Google Desktop Manager 5.8.809.23506 (GoogleDesktopManager-092308-165331) - Google - C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
O23 - Service: Service Google Update (gupdate) (gupdate) - 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: EgisTec Service (IGBASVC) - Egis Technology Inc. - C:\Program Files\Acer Bio Protection\BASVC.exe
O23 - Service: ImmunetProtect - Immunet Corporation - C:\Program Files\Immunet Protect\1.0.25\agent.exe
O23 - Service: LightScribeService Direct Disc Labeling Service (LightScribeService) - Hewlett-Packard Company - C:\Program Files\Common Files\LightScribe\LSSrvc.exe
O23 - Service: Ma-Config Service (maconfservice) - CybelSoft - C:\Program Files\ma-config.com\maconfservice.exe
O23 - Service: MobilityService - Unknown owner - C:\Acer\Mobility Center\MobilityService.exe
O23 - Service: NTI Backup Now 5 Backup Service (NTIBackupSvc) - NewTech InfoSystems, Inc. - C:\Program Files\NewTech Infosystems\NTI Backup Now 5\BackupSvc.exe
O23 - Service: NTI Backup Now 5 Scheduler Service (NTISchedulerSvc) - Unknown owner - C:\Program Files\NewTech Infosystems\NTI Backup Now 5\SchedulerSvc.exe
O23 - Service: Intel(R) PROSet/Wireless Registry Service (RegSrvc) - Intel(R) Corporation - C:\Program Files\Common Files\Intel\WirelessCommon\RegSrvc.exe
O23 - Service: Raw Socket Service (RS_Service) - Acer Incorporated - C:\Program Files\Acer\Acer VCM\RS_Service.exe
O23 - Service: XAudioService - Conexant Systems, Inc. - C:\Windows\system32\DRIVERS\xaudio.exe