Lost en page d'acceuil je crois que un virus

Bonjour,
depuis 2 jours j'ai lost en page d'acceuil et je ne sias pas d'ou il vient et depuis que je l'ai mon ordi a considerablement ralenti ds les chargements etc... dc je pense que je suis infecter
voici le rappor t hijack this

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 13:57:38, on 27/02/2009
Platform: Windows Vista SP1 (WinNT 6.00.1905)
MSIE: Internet Explorer v7.00 (7.00.6001.18000)
Boot mode: Normal

Running processes:
C:\Windows\system32\taskeng.exe
C:\Windows\system32\Dwm.exe
C:\Windows\Explorer.EXE
C:\Windows\RtHDVCpl.exe
C:\Users\Lefeve Catherine\AppData\Roaming\eoRezo\SoftwareUpdate\SoftwareUpdateHP.exe
C:\Program Files\Acer\Empowering Technology\SysMonitor.exe
C:\Program Files\Acer\Empowering Technology\Framework.Launcher.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\Google\Google Desktop Search\GoogleDesktop.exe
C:\Program Files\ESET\ESET NOD32 Antivirus\egui.exe
C:\Program Files\Kiwee Toolbar\2.8.167\kwtbaim.exe
C:\Program Files\Windows Live\Messenger\msnmsgr.exe
C:\Program Files\Ares\Ares.exe
C:\Program Files\TRENDnet\TEW-424UB\WlanCU.exe
C:\Windows\system32\conime.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Common Files\Microsoft Shared\Windows Live\WLLoginProxy.exe
C:\Windows\system32\rundll32.exe
C:\Windows\system32\SearchFilterHost.exe
C:\Users\Lefeve Catherine\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\VXV31G77\HiJackThis[1].exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.fr/?gws_rd=ssl
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://fr.yahoo.com/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: AGSearchHook Class - {0BC6E3FA-78EF-4886-842C-5A1258C4455A} - C:\Program Files\AGI\common\agcutils.dll
O1 - Hosts: ::1 localhost
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: PHPNukeFR Toolbar - {258fe8b8-a13c-4b91-9a0c-c2d3cab8b990} - C:\Program Files\PHPNukeFR\tbPHPN.dll
O2 - BHO: Kiwee Toolbar - {6638A9DE-0745-4292-8A2E-AE530E7B9B3F} - C:\Program Files\Kiwee Toolbar\2.8.167\KiweeIEToolbar.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
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.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Program Files\Google\GoogleToolbarNotifier\5.0.926.3450\swg.dll
O2 - BHO: EoBHO - {C7B76B90-3455-4AE6-A752-EAC4D19689E5} - C:\Program Files\EoRezo\EoAdv\EoRezoBHO.dll
O2 - BHO: Google Dictionary Compression sdch - {C84D72FE-E17D-4195-BB24-76C02E2E7C4E} - C:\Program Files\Google\Google Toolbar\Component\fastsearch_219B3E1547538286.dll
O2 - BHO: (no name) - {DBC80044-A445-435b-BC74-9C25C1C588A9} - (no file)
O3 - Toolbar: Acer eDataSecurity Management - {5CBE3B7C-1E47-477e-A7DD-396DB0476E29} - C:\Program Files\Acer\Empowering Technology\eDataSecurity\x86\eDStoolbar.dll
O3 - Toolbar: &Google Toolbar - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - C:\Program Files\Google\Google Toolbar\GoogleToolbar.dll
O3 - Toolbar: PHPNukeFR Toolbar - {258fe8b8-a13c-4b91-9a0c-c2d3cab8b990} - C:\Program Files\PHPNukeFR\tbPHPN.dll
O3 - Toolbar: Kiwee Toolbar - {6638A9DE-0745-4292-8A2E-AE530E7B9B3F} - C:\Program Files\Kiwee Toolbar\2.8.167\KiweeIEToolbar.dll
O4 - HKLM\..\Run: [RtHDVCpl] "C:\Windows\RtHDVCpl.exe"
O4 - HKLM\..\Run: [Acer Empowering Technology Monitor] "C:\Program Files\Acer\Empowering Technology\SysMonitor.exe"
O4 - HKLM\..\Run: [EmpoweringTechnology] "C:\Program Files\Acer\Empowering Technology\Framework.Launcher.exe" boot
O4 - HKLM\..\Run: [eDataSecurity Loader] "C:\Program Files\Acer\Empowering Technology\eDataSecurity\x86\eDSloader.exe"
O4 - HKLM\..\Run: [PCMMediaSharing] "C:\Program Files\Acer Arcade Live\Acer HomeMedia Connect\Kernel\DMS\PCMMediaSharing.exe"
O4 - HKLM\..\Run: [BkupTray] "C:\Program Files\NewTech Infosystems\NTI Backup Now 5\BkupTray.exe"
O4 - HKLM\..\Run: [NvCplDaemon] "C:\Windows\system32\RUNDLL32.EXE" C:\Windows\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [NvMediaCenter] "C:\Windows\system32\RUNDLL32.EXE" C:\Windows\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [WarReg_PopUp] "C:\Program Files\Acer\WR_PopUp\WarReg_PopUp.exe"
O4 - HKLM\..\Run: [Google Desktop Search] "C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe" /startup
O4 - HKLM\..\Run: [ORAHSSSessionManager] "C:\Program Files\OrangeHSS\SessionManager\SessionManager.exe"
O4 - HKLM\..\Run: [egui] "C:\Program Files\ESET\ESET NOD32 Antivirus\egui.exe" /hide /waitservice
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 9.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [KiweeHook] "C:\Program Files\Kiwee Toolbar\2.8.167\kwtbaim.exe"
O4 - HKLM\..\Run: [EoEngine] "C:\Program Files\EoRezo\EoEngine.exe"
O4 - HKLM\..\RunOnce: [SoftwareHelper] C:\Users\Lefeve Catherine\AppData\Roaming\eoRezo\SoftwareUpdate\SoftwareUpdateHP.exe -runonce
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\Windows Live\Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [ares] "C:\Program Files\Ares\Ares.exe" -h
O4 - HKCU\..\Run: [swg] C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
O4 - Global Startup: Wireless Configuration Utility.lnk = C:\Program Files\TRENDnet\TEW-424UB\WlanCU.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office12\EXCEL.EXE/3000
O9 - Extra button: Ajout Direct - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra 'Tools' menuitem: &Ajout Direct dans Windows Live Writer - {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: (no name) - {85d1f590-48f4-11d9-9669-0800200c9a66} - C:\Windows\bdoscandel.exe
O9 - Extra 'Tools' menuitem: Uninstall BitDefender Online Scanner v8 - {85d1f590-48f4-11d9-9669-0800200c9a66} - C:\Windows\bdoscandel.exe
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\Office12\REFIEBAR.DLL
O10 - Unknown file in Winsock LSP: c:\windows\system32\nvlsp.dll
O10 - Unknown file in Winsock LSP: c:\windows\system32\nvlsp.dll
O10 - Unknown file in Winsock LSP: c:\windows\system32\nvlsp.dll
O10 - Unknown file in Winsock LSP: c:\windows\system32\nvlsp.dll
O13 - Gopher Prefix:
O15 - Trusted Zone: http://*.mappy.com
O15 - Trusted Zone: http://*.orange.fr
O15 - Trusted Zone: http://rw.search.ke.voila.fr
O15 - Trusted Zone: http://orange.weborama.fr
O16 - DPF: CabBuilder - http://kiw.imgag.com/imgag/kiw/toolbar/download/InstallerControl.cab
O16 - DPF: {5D86DDB5-BDF9-441B-9E9E-D4730F4EE499} (BDSCANONLINE Control) - http://www.bitdefender.fr/scan_fr/scan8/oscan8.cab
O16 - DPF: {99CAAA27-FA0C-4FA4-B88A-4AB1CC7A17FE} (MGLaunch_v1004 Class) - http://op7.netgame.com/launch/object/mglaunch_USAv1004.cab
O16 - DPF: {B8BE5E93-A60C-4D26-A2DC-220313175592} (MSN Games - Installer) - http://messenger.zone.msn.com/binary/ZIntro.cab56649.cab
O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsPAClient.cab56907.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/get/shockwave/cabs/flash/swflash.cab
O20 - AppInit_DLLs: C:\PROGRA~1\Google\GOOGLE~1\GOEC62~1.DLL
O23 - Service: Acer HomeMedia Connect Service - CyberLink - C:\Program Files\Acer Arcade Live\Acer HomeMedia Connect\Kernel\DMS\CLMSServer.exe
O23 - Service: AG Windows Service (AGWinService) - Unknown owner - C:\Program Files\AGI\common\win32\PythonService.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: eDataSecurity Service - Egis Incorporated - C:\Program Files\Acer\Empowering Technology\eDataSecurity\x86\eDSService.exe
O23 - Service: Eset HTTP Server (EHttpSrv) - ESET - C:\Program Files\ESET\ESET NOD32 Antivirus\EHttpSrv.exe
O23 - Service: Eset Service (ekrn) - ESET - C:\Program Files\ESET\ESET NOD32 Antivirus\ekrn.exe
O23 - Service: Empowering Technology Service (ETService) - Unknown owner - C:\Program Files\Acer\Empowering Technology\Service\ETService.exe
O23 - Service: ForceWare Intelligent Application Manager (IAM) - Unknown owner - C:\Program Files\bin32\nSvcAppFlt.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: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\1150\Intel 32\IDriverT.exe
O23 - Service: LightScribeService Direct Disc Labeling Service (LightScribeService) - Hewlett-Packard Company - C:\Program Files\Common Files\LightScribe\LSSrvc.exe
O23 - Service: ForceWare IP service (nSvcIp) - Unknown owner - C:\Program Files\bin32\nSvcIp.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: Cyberlink RichVideo Service(CRVS) (RichVideo) - Unknown owner - C:\Program Files\CyberLink\Shared Files\RichVideo.exe
O23 - Service: Moteur Webroot Spy Sweeper (WebrootSpySweeperService) - Unknown owner - C:\Program Files\Webroot\Spy Sweeper\SpySweeper.exe (file missing)