Trojan windows security alert

Bonjour,

voilà moi aussi mon pc à été infecté par trojan du windows de sécurité
j'ai une version de windows xp, j'utilise internet explorer 7 je le mentionne parce qu'à chaque fois que je me connecte des pages ayant des contenus pornographiques s'affichent sans que je le veuille

j'ai téléchargé le HIJACK et fait un scan j'ai eu le rapport suivant:

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 14:55:47, on 20/12/2009
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.20861)
Boot mode: Normal

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Fichiers communs\BitDefender\BitDefender Update Service\livesrv.exe
C:\Program Files\BitDefender\BitDefender 2009\vsserv.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\WIDCOMM\Logiciel Bluetooth\bin\btwdins.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Hewlett-Packard\Shared\hpqwmiex.exe
C:\Program Files\Intel\Intel Matrix Storage Manager\IAANTMon.exe
C:\Program Files\Elaborate Bytes\VirtualCloneDrive\VCDDaemon.exe
C:\WINDOWS\system32\igfxtray.exe
C:\WINDOWS\system32\igfxsrvc.exe
C:\WINDOWS\system32\hkcmd.exe
C:\WINDOWS\system32\igfxpers.exe
C:\Program Files\Hewlett-Packard\HP Quick Launch Buttons\QlbCtrl.exe
C:\Program Files\Intel\Intel Matrix Storage Manager\iaanotif.exe
C:\Program Files\BitDefender\BitDefender 2009\bdagent.exe
C:\Program Files\WinMover\WinMover.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Program Files\WIDCOMM\Logiciel Bluetooth\BTTray.exe
C:\Program Files\SAGEM\SAGEM F@st 800-840\dslmon.exe
C:\Program Files\BitDefender\BitDefender 2009\seccenter.exe
C:\Program Files\Microsoft Office\Office12\POWERPNT.EXE
C:\WINDOWS\system32\taskmgr.exe
C:\Documents and Settings\Administrateur\Bureau\Téléchargements\HiJackThis.ex­e

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
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
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = http=127.0.0.1:5555
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0_07\bin\ssv.dll
O2 - BHO: FlashFXP Helper for Internet Explorer - {E5A1691B-D188-4419-AD02-90002030B8EE} - C:\PROGRA~1\FlashFXP\IEFlash.dll
O3 - Toolbar: BitDefender Toolbar - {381FFDE8-2394-4f90-B10D-FC6124A40F8C} - C:\Program Files\BitDefender\BitDefender 2009\IEToolbar.dll
O4 - HKLM\..\Run: [VirtualCloneDrive] "C:\Program Files\Elaborate Bytes\VirtualCloneDrive\VCDDaemon.exe" /s
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: [QlbCtrl.exe] C:\Program Files\Hewlett-Packard\HP Quick Launch Buttons\QlbCtrl.exe /Start
O4 - HKLM\..\Run: [IAAnotif] C:\Program Files\Intel\Intel Matrix Storage Manager\iaanotif.exe
O4 - HKLM\..\Run: [BDAgent] "C:\Program Files\BitDefender\BitDefender 2009\bdagent.exe"
O4 - HKLM\..\Run: [BitDefender Antiphishing Helper] "C:\Program Files\BitDefender\BitDefender 2009\IEShow.exe"
O4 - HKLM\..\Run: [resddoue] C:\Documents and Settings\Administrateur\Local Settings\Application Data\kjbdsn\pviesysguard.exe
O4 - HKCU\..\Run: [WinMover] "C:\Program Files\WinMover\WinMover.exe" /q
O4 - HKCU\..\Run: [resddoue] C:\Documents and Settings\Administrateur\Local Settings\Application Data\kjbdsn\pviesysguard.exe
O4 - HKUS\S-1-5-20\..\RunOnce: [JkDefrag] rundll32 advpack.dll,LaunchINFSection JKDEFRAG.INF,RunOnce,1,N (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-20\..\RunOnce: [SweetRegistry] rundll32 advpack.dll,LaunchINFSection SweetReg.inf,PerUserStub (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\RunOnce: [JkDefrag] rundll32 advpack.dll,LaunchINFSection JKDEFRAG.INF,RunOnce,1,N (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\RunOnce: [JkDefrag] rundll32 advpack.dll,LaunchINFSection JKDEFRAG.INF,RunOnce,1,N (User 'Default user')
O4 - Global Startup: BTTray.lnk = ?
O4 - Global Startup: DSLMON.lnk = C:\Program Files\SAGEM\SAGEM F@st 800-840\dslmon.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 à &Bluetooth - C:\Program Files\WIDCOMM\Logiciel Bluetooth\btsendto_ie_ctx.htm
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_07\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_07\bin\ssv.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\Office12\REFIEBAR.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
O16 - DPF: {867E13F2-7F31-44FB-AC97-CD38E0DC46EF} - http://www.ma-config.com/activex/MaConfig_3_5_3_0.cab
O16 - DPF: {D4003189-95B1-4A2F-9A87-F2B03665960D} (VodClient Control Class) - http://www.vexcast.com/download/vexcast.cab
O16 - DPF: {E2883E8F-472F-4FB0-9522-AC9BF37916A7} - http://platformdl.adobe.com/NOS/getPlusPlus/1.6/gp.cab
O16 - DPF: {E77F23EB-E7AB-4502-8F37-247DBAF1A147} (Windows Live Hotmail Photo Upload Tool) - http://gfx1.hotmail.com/mail/w4/pr01/photouploadcontrol/MSNPUpld.cab
O23 - Service: BitDefender Arrakis Server (Arrakis3) - Unknown owner - C:\Program Files\Fichiers communs\BitDefender\BitDefender Arrakis Server\bin\Arrakis3.exe
O23 - Service: Bluetooth Service (btwdins) - Broadcom Corporation. - C:\Program Files\WIDCOMM\Logiciel Bluetooth\bin\btwdins.exe
O23 - Service: hpqwmiex - Hewlett-Packard Development Company, L.P. - C:\Program Files\Hewlett-Packard\Shared\hpqwmiex.exe
O23 - Service: Intel(R) Matrix Storage Event Monitor (IAANTMON) - Intel Corporation - C:\Program Files\Intel\Intel Matrix Storage Manager\IAANTMon.exe
O23 - Service: BitDefender Desktop Update Service (LIVESRV) - BitDefender SRL - C:\Program Files\Fichiers communs\BitDefender\BitDefender Update Service\livesrv.exe
O23 - Service: Windows Installer (MSIServer) - Unknown owner - C:\WINDOWS\system32\msiexec.exe (file missing)
O23 - Service: BitDefender Virus Shield (VSSERV) - BitDefender S. R. L. - C:\Program Files\BitDefender\BitDefender 2009\vsserv.exe
O23 - Service: XAudioService - Conexant Systems, Inc. - C:\WINDOWS\system32\DRIVERS\xaudio.exe