Pc de plus en plus lent virus ?

Bonjour, voici qqls jours que mon pc est de plus en plus lent, virus ??, je pose ici un rapport hijackthis, si qql un pouvais m'aider a le comprendre et a me donner la marche a suivre pour faire un grand nettoyage de tout ce qu'il ne va pas, merci a vous

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 14:07:45, on 1/12/2010
Platform: Windows Vista SP2 (WinNT 6.00.1906)
MSIE: Internet Explorer v8.00 (8.00.6001.18975)
Boot mode: Normal

Running processes:
C:\Windows\system32\taskeng.exe
C:\Windows\system32\Dwm.exe
C:\Windows\Explorer.EXE
C:\Program Files\Intel\Intel Matrix Storage Manager\IAAnotif.exe
C:\Windows\RtHDVCpl.exe
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
C:\Program Files\Acer\Empowering Technology\eDataSecurity\x86\eDSLoader.exe
C:\Program Files\NewTech Infosystems\NTI Backup Now 5\BkupTray.exe
C:\Windows\System32\rundll32.exe
C:\Program Files\Acer\Acer Bio Protection\PdtWzd.exe
C:\Windows\PLFSetI.exe
C:\Program Files\Launch Manager\LManager.exe
C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
C:\Program Files\Acer\Empowering Technology\eAudio\eAudio.exe
C:\Program Files\Acer\Empowering Technology\ePower\ePower_DMC.exe
C:\Program Files\Google\Quick Search Box\GoogleQuickSearchBox.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\Acer Arcade Deluxe\Acer Arcade Deluxe\Kernel\CLML\CLMLSvc.exe
C:\Program Files\Acer Arcade Deluxe\PlayMovie\PMVService.exe
C:\Program Files\Avira\AntiVir Desktop\avgnt.exe
C:\Program Files\SGPSA\ie3sh.exe
C:\Windows\WindowsMobile\wmdcBase.exe
C:\Program Files\Epson Software\Event Manager\EEventManager.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\Common Files\Java\Java Update\jusched.exe
C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\ehome\ehtray.exe
C:\Windows\ehome\ehmsas.exe
C:\Program Files\Acer\Acer VCM\AcerVCM.exe
C:\Program Files\WIDCOMM\Bluetooth Software\BTTray.exe
C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
C:\Users\GUTENB~1\AppData\Local\Temp\RtkBtMnt.exe
C:\Program Files\Acer\Acer Bio Protection\PwdBank.exe
C:\Program Files\Acer\Acer VCM\acp2HID.exe
C:\Program Files\Synaptics\SynTP\SynTPHelper.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Microsoft\Search Enhancement Pack\SCServer\SCServer.exe
C:\Program Files\Google\Google Toolbar\GoogleToolbarUser_32.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Trend Micro\HijackThis\HJT.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://homepage.acer.com/rdr.aspx?b=ACAW&l=080c&s=2&o=vp32&d=0809&m=aspire_8930
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.be/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://homepage.acer.com/rdr.aspx?b=ACAW&l=080c&s=2&o=vp32&d=0809&m=aspire_8930
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://www.ustart.org
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = *.local
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: SearchHelper Class - {91C18ED5-5E1C-4AE5-A148-A861DE8C8E16} - C:\Program Files\SGPSA\mtwb3sh.dll
R3 - URLSearchHook: Softonic_France Toolbar - {4daac69c-cba7-45e2-9bc8-1044483d3352} - C:\Program Files\Softonic_France\tbSoft.dll
O1 - Hosts: ::1 localhost
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: RealPlayer Download and Record Plugin for Internet Explorer - {3049C3E9-B461-4BC5-8870-4C09146192CA} - C:\Program Files\Real\RealPlayer\rpbrowserrecordplugin.dll
O2 - BHO: Conduit Engine - {30F9B915-B755-4826-820B-08FBA6BD249D} - C:\Program Files\ConduitEngine\ConduitEngine.dll
O2 - BHO: Softonic_France Toolbar - {4daac69c-cba7-45e2-9bc8-1044483d3352} - C:\Program Files\Softonic_France\tbSoft.dll
O2 - BHO: Search Helper - {6EBF7485-159F-4bff-A14F-B9E3AAC4465B} - C:\Program Files\Microsoft\Search Enhancement Pack\Search Helper\SEPsearchhelperie.dll
O2 - BHO: ShowBarObj Class - {83A2F9B1-01A2-4AA5-87D1-45B6B8505E96} - C:\Program Files\Acer\Empowering Technology\eDataSecurity\x86\ActiveToolBand.dll
O2 - BHO: BrowserHelper Class - {8A9D74F9-560B-4FE7-ABEB-3B2E638E5CD6} - C:\Program Files\SGPSA\SearchAssistant.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: Easy Photo Print - {9421DD08-935F-4701-A9CA-22DF90AC4EA6} - C:\Program Files\Epson Software\Easy Photo Print\EPTBL.dll
O2 - BHO: Windows Live Messenger Companion Helper - {9FDDE16B-836F-4806-AB1F-1455CBEFF289} - C:\Program Files\Windows Live\Companion\companioncore.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\5.6.5805.1910\swg.dll
O2 - BHO: (no name) - {B164E929-A1B6-4A06-B104-2CD0E90A88FF} - (no file)
O2 - BHO: Bing Bar BHO - {d2ce3e00-f94a-4740-988e-03dc2f38c34f} - C:\Program Files\MSN Toolbar\Platform\6.3.2322.0\npwinext.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: Search Assistant - {F0626A63-410B-45E2-99A1-3F2475B2D695} - C:\Program Files\SGPSA\BHO.dll
O2 - BHO: XBTBPos00 - {FCBCCB87-9224-4B8D-B117-F56D924BEB18} - C:\Program Files\Fast Browser Search\IE\FBStoolbar.dll
O3 - Toolbar: Acer eDataSecurity Management - {5CBE3B7C-1E47-477e-A7DD-396DB0476E29} - C:\Program Files\Acer\Empowering Technology\eDataSecurity\x86\eDStoolbar.dll
O3 - Toolbar: Fast Browser Search Toolbar - {1BB22D38-A411-4B13-A746-C2A4F4EC7344} - C:\Program Files\Fast Browser Search\IE\FBStoolbar.dll
O3 - Toolbar: Easy Photo Print - {9421DD08-935F-4701-A9CA-22DF90AC4EA6} - C:\Program Files\Epson Software\Easy Photo Print\EPTBL.dll
O3 - Toolbar: Google Toolbar - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - C:\Program Files\Google\Google Toolbar\GoogleToolbar_32.dll
O3 - Toolbar: Softonic_France Toolbar - {4daac69c-cba7-45e2-9bc8-1044483d3352} - C:\Program Files\Softonic_France\tbSoft.dll
O3 - Toolbar: Conduit Engine - {30F9B915-B755-4826-820B-08FBA6BD249D} - C:\Program Files\ConduitEngine\ConduitEngine.dll
O3 - Toolbar: @C:\Program Files\MSN Toolbar\Platform\6.3.2322.0\npwinext.dll,-100 - {8dcb7100-df86-4384-8842-8fa844297b3f} - C:\Program Files\MSN Toolbar\Platform\6.3.2322.0\npwinext.dll
O4 - HKLM\..\Run: [Windows Defender] %ProgramFiles%\Windows Defender\MSASCui.exe -hide
O4 - HKLM\..\Run: [IAAnotif] C:\Program Files\Intel\Intel Matrix Storage Manager\iaanotif.exe
O4 - HKLM\..\Run: [RtHDVCpl] RtHDVCpl.exe
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [eDataSecurity Loader] C:\Program Files\Acer\Empowering Technology\eDataSecurity\x86\eDSloader.exe
O4 - HKLM\..\Run: [BkupTray] "C:\Program Files\NewTech Infosystems\NTI Backup Now 5\BkupTray.exe"
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\Windows\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\Windows\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [ProductReg] "C:\Program Files\Acer\WR_PopUp\ProductReg.exe"
O4 - HKLM\..\Run: [ZPdtWzdVitaKey MC3000] "C:\Program Files\Acer\Acer Bio Protection\PdtWzd.exe" show
O4 - HKLM\..\Run: [PLFSetI] C:\Windows\PLFSetI.exe
O4 - HKLM\..\Run: [LManager] C:\PROGRA~1\LAUNCH~1\LManager.exe
O4 - HKLM\..\Run: [Google Desktop Search] "C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe" /startup
O4 - HKLM\..\Run: [eAudio] "C:\Program Files\Acer\Empowering Technology\eAudio\eAudio.exe"
O4 - HKLM\..\Run: [ePower_DMC] C:\Program Files\Acer\Empowering Technology\ePower\ePower_DMC.exe
O4 - HKLM\..\Run: [Google Quick Search Box] "C:\Program Files\Google\Quick Search Box\GoogleQuickSearchBox.exe" /autorun
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [CLMLServer] "C:\Program Files\Acer Arcade Deluxe\Acer Arcade Deluxe\Kernel\CLML\CLMLSvc.exe"
O4 - HKLM\..\Run: [PlayMovie] "C:\Program Files\Acer Arcade Deluxe\PlayMovie\PMVService.exe"
O4 - HKLM\..\Run: [avgnt] "C:\Program Files\Avira\AntiVir Desktop\avgnt.exe" /min
O4 - HKLM\..\Run: [FBSSA] C:\Program Files\SGPSA\ie3sh.exe
O4 - HKLM\..\Run: [Windows Mobile-based device management] %windir%\WindowsMobile\wmdcBase.exe
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [AppleSyncNotifier] C:\Program Files\Common Files\Apple\Mobile Device Support\AppleSyncNotifier.exe
O4 - HKLM\..\Run: [EEventManager] C:\PROGRA~1\EPSONS~1\EVENTM~1\EEventManager.exe
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Common Files\Java\Java Update\jusched.exe"
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\Windows Live\Messenger\msnmsgr.exe" /background
O4 - HKCU\..\Run: [swg] "C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe"
O4 - HKCU\..\Run: [EPSON SX110 Series] C:\Windows\system32\spool\DRIVERS\W32X86\3\E_FATIFBE.EXE /FU "C:\Windows\TEMP\E_S8764.tmp" /EF "HKCU"
O4 - HKCU\..\Run: [ehTray.exe] C:\Windows\ehome\ehTray.exe
O4 - HKCU\..\Run: [ie9installer] C:\Users\Gutenbergh & Marry\AppData\Local\Temp\iesetup-vista-x86.exe /restart
O4 - HKUS\S-1-5-19\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /detectMem (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-19\..\Run: [WindowsWelcomeCenter] rundll32.exe oobefldr.dll,ShowWelcomeCenter (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /detectMem (User 'SERVICE RÉSEAU')
O4 - Global Startup: Acer VCM.lnk = ?
O4 - Global Startup: BTTray.lnk = ?
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\WIDCOMM\Bluetooth Software\btsendto_ie.htm
O8 - Extra context menu item: Envoyer l'&image au périphérique Bluetooth... - C:\Program Files\WIDCOMM\Bluetooth Software\btsendto_ie_ctx.htm
O8 - Extra context menu item: Google Sidewiki... - res://C:\Program Files\Google\Google Toolbar\Component\GoogleToolbarDynamic_mui_en_950DF09FAB501E03.dll/cmsidewiki.html
O8 - Extra context menu item: uStart Search - res://C:\Users\Gutenbergh & Marry\AppData\Local\addtoustart\addtoustart.dll/202
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: Quick-Launching Area - {10954C80-4F0F-11d3-B17C-00C0DFE39736} - C:\Program Files\Acer\Acer Bio Protection\PwdBank.exe
O9 - Extra 'Tools' menuitem: Quick-Launching Area - {10954C80-4F0F-11d3-B17C-00C0DFE39736} - C:\Program Files\Acer\Acer Bio Protection\PwdBank.exe
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: Envoyer à OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\PROGRA~1\MICROS~2\Office12\ONBttnIE.dll
O9 - Extra 'Tools' menuitem: &Envoyer à OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\PROGRA~1\MICROS~2\Office12\ONBttnIE.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\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: Add To uStart - {DD508A27-1F46-49AC-BF85-C5675BAB47F6} - C:\Users\Gutenbergh & Marry\AppData\Local\addtoustart\addtoustart.dll (HKCU)
O13 - Gopher Prefix:
O16 - DPF: {E2883E8F-472F-4FB0-9522-AC9BF37916A7} - http://platformdl.adobe.com/NOS/getPlusPlus/1.6/gp.cab
O18 - Protocol: sacore - {5513F07E-936B-4E52-9B00-067394E91CC5} - (no file)
O18 - Protocol: wlpg - {E43EF6CD-A37A-4A9B-9E6F-83F89B8E6324} - C:\Program Files\Windows Live\Photo Gallery\AlbumDownloadProtocolHandler.dll
O20 - AppInit_DLLs: C:\PROGRA~1\Google\GOOGLE~2\GOEC62~1.DLL
O20 - Winlogon Notify: AWinNotifyVitaKey MC3000 - C:\Program Files\Acer\Acer Bio Protection\WinNotify.dll
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: NTI Backup Now 5 Agent Service (BUNAgentSvc) - NewTech Infosystems, Inc. - C:\Program Files\NewTech Infosystems\NTI Backup Now 5\Client\Agentsvc.exe
O23 - Service: CLHNService - Unknown owner - C:\Program Files\Acer Arcade Deluxe\HomeMedia\Kernel\DMP\CLHNService.exe
O23 - Service: eDataSecurity Service - Egis Incorporated - C:\Program Files\Acer\Empowering Technology\eDataSecurity\x86\eDSService.exe
O23 - Service: Empowering Technology Service (ETService) - Unknown owner - C:\Program Files\Acer\Empowering Technology\Service\ETService.exe
O23 - Service: Intel® PROSet/Wireless Event Log (EvtEng) - Intel(R) Corporation - C:\Program Files\Intel\WiFi\bin\EvtEng.exe
O23 - Service: Google Desktop Manager 5.9.1005.12335 (GoogleDesktopManager-051210-111108) - Google - C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
O23 - Service: Service Google Update (gupdate1ca3b08680d4e00) (gupdate1ca3b08680d4e00) - 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\11\Intel 32\IDriverT.exe
O23 - Service: iGroupTec Service (IGBASVC) - Unknown owner - C:\Program Files\Acer\Acer Bio Protection\BASVC.exe
O23 - Service: Service de l'iPod (iPod Service) - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: LightScribeService Direct Disc Labeling Service (LightScribeService) - Hewlett-Packard Company - C:\Program Files\Common Files\LightScribe\LSSrvc.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: NVIDIA Display Driver Service (nvsvc) - NVIDIA Corporation - C:\Windows\system32\nvvsvc.exe
O23 - Service: Intel® PROSet/Wireless Registry Service (RegSrvc) - Intel(R) Corporation - C:\Program Files\Common Files\Intel\WirelessCommon\RegSrvc.exe
O23 - Service: Cyberlink RichVideo Service(CRVS) (RichVideo) - Unknown owner - C:\Program Files\Cyberlink\Shared files\RichVideo.exe
O23 - Service: Raw Socket Service (RS_Service) - Acer Incorporated - C:\Program Files\Acer\Acer VCM\RS_Service.exe
O23 - Service: Validity Fingerprint Service (vfsFPService) - Validity Sensors, Inc. - C:\Windows\system32\vfsFPService.exe