DATA EXECUTION PREVENTION ( Rootkit)

Bonjour,

Quand je suis sur le bureau, toute les 5 minute une fenetre windows s ouvre "Data Execution Prevention" arret du programme EXPLORER.EXE afin de prevenir toute attaque de virus.

J ai tout essaye SDFIX Gmer etc... rien a faire

En mode lancement en mode safe depuis la console Gmer
gmer trouve des rootkits mais impossible de le copier sur notepad

ci joint rapport hijackthis

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 16:37:40, on 02.4.2008 ?.
Platform: Windows XP SP3, v.3311 (WinNT 5.01.2600)
MSIE: Internet Explorer v8.00 (8.00.6001.17184)
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:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\dllhost.exe
C:\WINDOWS\system32\nvsvc32.exe
D:\Alcohol 120\StarWind\StarWindServiceAE.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\VM305_STI.EXE
C:\Program Files\Java\jre1.6.0_05\bin\jusched.exe
C:\WINDOWS\system32\RUNDLL32.EXE
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\system32\rundll32.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe
C:\WINDOWS\explorer.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://fr.yahoo.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=69157
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 = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.msn.com/fr-fr/?ocid=iehp
R3 - URLSearchHook: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - (no file)
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0_05\bin\ssv.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\googletoolbar1.dll
O2 - BHO: (no name) - {EAEE5C74-6D0D-4aca-9232-0DA4A7B866BA} - C:\Program Files\PicLensIE\PicLens.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar1.dll
O3 - Toolbar: (no name) - {381FFDE8-2394-4f90-B10D-FC6124A40F8C} - (no file)
O4 - HKLM\..\Run: [BigDog305] C:\WINDOWS\VM305_STI.EXE VIMICRO USB PC Camera (ZC0305)
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.6.0_05\bin\jusched.exe"
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'LOCAL SERVICE')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'NETWORK SERVICE')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe (User 'Default user')
O6 - HKLM\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O6 - HKLM\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_05\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_05\bin\ssv.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: Flash Decompiler SWF Capture tool - {86B4FC19-8FA4-4FD3-B243-9AEDB42FA2D5} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra 'Tools' menuitem: Flash Decompiler SWF Capture tool menu - {86B4FC19-8FA4-4FD3-B243-9AEDB42FA2D5} - C:\WINDOWS\system32\shdocvw.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
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O16 - DPF: {02BF25D5-8C17-4B23-BC80-D3488ABDDC6B} (QuickTime Plugin Control) - http://appldnld.apple.com/QuickTime/qtactivex/qtplugin.cab
O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} (YInstStarter Class) - C:\Program Files\Yahoo!\Common\yinsthelper.dll
O16 - DPF: {5D86DDB5-BDF9-441B-9E9E-D4730F4EE499} (BDSCANONLINE Control) - http://download.bitdefender.com/resources/scan8/oscan8.cab
O23 - Service: Google Updater Service (gusvc) - Unknown owner - -"C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe" (file missing)
O23 - Service: InstallDriver Table Manager (IDriverT) - Unknown owner - -"C:\Program Files\Common Files\InstallShield\Driver\1150\Intel 32\IDriverT.exe" (file missing)
O23 - Service: Windows CardSpace (idsvc) - Unknown owner - (no file)
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: StarWind AE Service (StarWindServiceAE) - Rocket Division Software - D:\Alcohol 120\StarWind\StarWindServiceAE.exe
O23 - Service: TuneUp Drive Defrag Service (TuneUp.Defrag) - TuneUp Software GmbH - C:\WINDOWS\System32\TuneUpDefragService.exe
O23 - Service: ?????? ?? USN Journal Reader ?? ????????? ?? ????? ? Messenger (usnjsvc) - Unknown owner - -"C:\Program Files\Windows Live\Messenger\usnsvc.exe" (file missing)
O23 - Service: Windows Media Player Network Sharing Service (WMPNetworkSvc) - Unknown owner - -"C:\Program Files\Windows Media Player\WMPNetwk.exe" (file missing)