Bonjour
J'ai un gros soucis.
J'ai un ecran bleu avec marqué YOUR SYSTEM IS INFECTED et impossible de changer mon fond d'écran. Clic droit impossible.

Voici mon log avec hitjackthis:

Logfile of HijackThis v1.99.1
Scan saved at 12:55:43, on 02/08/2005
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

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:\Program Files\Fichiers communs\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Fichiers communs\Ulead Systems\DVD\ULCDRSvr.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\ADSL Autoconnect\ADSL Autoconnect.exe
C:\Program Files\Microsoft AntiSpyware\gcasServ.exe
C:\Program Files\CounterSpy Client\sunasDTServ.exe
C:\Program Files\CounterSpy Client\sunasServ.exe
C:\Program Files\Microsoft AntiSpyware\gcasDtServ.exe
C:\Temp\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.fr/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - Default URLSearchHook is missing
O1 - Hosts: 127.0.0.3 n-glx.s-redirect.com
O1 - Hosts: 127.0.0.3 x.full-tgp.net
O1 - Hosts: 127.0.0.3 counter.sexmaniack.com
O1 - Hosts: 127.0.0.3 autoescrowpay.com
O1 - Hosts: 127.0.0.3 www.autoescrowpay.com
O1 - Hosts: 127.0.0.3 www.awmdabest.com
O1 - Hosts: 127.0.0.3 www.sexfiles.nu
O1 - Hosts: 127.0.0.3 awmdabest.com
O1 - Hosts: 127.0.0.3 sexfiles.nu
O1 - Hosts: 127.0.0.3 allforadult.com
O1 - Hosts: 127.0.0.3 www.allforadult.com
O1 - Hosts: 127.0.0.3 www.iframe.biz
O1 - Hosts: 127.0.0.3 iframe.biz
O1 - Hosts: 127.0.0.3 www.newiframe.biz
O1 - Hosts: 127.0.0.3 newiframe.biz
O1 - Hosts: 127.0.0.3 www.vesbiz.biz
O1 - Hosts: 127.0.0.3 vesbiz.biz
O1 - Hosts: 127.0.0.3 www.pizdato.biz
O1 - Hosts: 127.0.0.3 pizdato.biz
O1 - Hosts: 127.0.0.3 www.aaasexypics.com
O1 - Hosts: 127.0.0.3 aaasexypics.com
O1 - Hosts: 127.0.0.3 www.virgin-tgp.net
O1 - Hosts: 127.0.0.3 virgin-tgp.net
O1 - Hosts: 127.0.0.3 www.awmcash.biz
O1 - Hosts: 127.0.0.3 awmcash.biz
O1 - Hosts: 127.0.0.3 buldog-stats.com
O1 - Hosts: 127.0.0.3 www.buldog-stats.com
O1 - Hosts: 127.0.0.3 fregat.drocherway.com
O1 - Hosts: 127.0.0.3 slutmania.biz
O1 - Hosts: 127.0.0.3 www.slutmania.biz
O1 - Hosts: 127.0.0.3 toolbarpartner.com
O1 - Hosts: 127.0.0.3 www.toolbarpartner.com
O1 - Hosts: 127.0.0.3 www.megapornix.com
O1 - Hosts: 127.0.0.3 megapornix.com
O1 - Hosts: 127.0.0.3 www.sp2fucked.biz
O1 - Hosts: 127.0.0.3 sp2fucked.biz
O1 - Hosts: 127.0.0.3 greg-tut.com
O1 - Hosts: 127.0.0.3 www.greg-tut.com
O1 - Hosts: 127.0.0.3 nylonsexy.com
O1 - Hosts: 127.0.0.3 www.nylonsexy.com
O1 - Hosts: 127.0.0.3 vparivalka.com
O1 - Hosts: 127.0.0.3 www.vparivalka.com
O1 - Hosts: 127.0.0.3 iframeprofit.com
O1 - Hosts: 127.0.0.3 www.iframeprofit.com
O1 - Hosts: 127.0.0.3 topsearch10.com
O1 - Hosts: 127.0.0.3 www.topsearch10.com
O1 - Hosts: 127.0.0.3 statscash.biz
O1 - Hosts: 127.0.0.3 www.statscash.biz
O1 - Hosts: 127.0.0.3 vxiframe.biz
O1 - Hosts: 127.0.0.3 www.vxiframe.biz
O1 - Hosts: 127.0.0.3 crazy-toolbar.com
O1 - Hosts: 127.0.0.3 www.crazy-toolbar.com
O1 - Hosts: 127.0.0.3 topcash.biz
O1 - Hosts: 127.0.0.3 www.topcash.biz
O1 - Hosts: 127.0.0.3 loadcash.biz
O1 - Hosts: 127.0.0.3 www.loadcash.biz
O1 - Hosts: 127.0.0.3 txiframe.biz
O1 - Hosts: 127.0.0.3 www.txiframe.biz
O1 - Hosts: 127.0.0.3 procounter.biz
O1 - Hosts: 127.0.0.3 www.procounter.biz
O1 - Hosts: 127.0.0.3 advadmin.biz
O1 - Hosts: 127.0.0.3 www.advadmin.biz
O1 - Hosts: 127.0.0.3 trafficbest.net
O1 - Hosts: 127.0.0.3 www.trafficbest.net
O1 - Hosts: 127.0.0.3 besthvac.com
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - :C:\Program Files\Acrobat 7.0\ActiveX\AcroIEHelper.dll (file missing)
O4 - HKLM\..\Run: [gcasServ] "C:\Program Files\Microsoft AntiSpyware\gcasServ.exe"
O4 - HKLM\..\Run: [KAVPersonal50] "C:\Program Files\Kaspersky Anti-Virus Personal Pro\kav.exe" /minimize
O4 - HKLM\..\Run: [sunasDTServ] C:\Program Files\CounterSpy Client\sunasDTServ.exe
O4 - HKLM\..\Run: [] :
O4 - HKLM\..\Run: [sunasServ] C:\Program Files\CounterSpy Client\sunasServ.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
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
O14 - IERESET.INF: START_PAGE_URL=http://www.files-ftp.com/~unicorni/phpBB2/index.php
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/msnmessengersetupdownloader.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{DC2BD4E1-6B34-4404-9285-EE8BF7270F97}: NameServer = 217.19.192.132 217.19.192.131
O23 - Service: Adobe LM Service - Adobe Systems - C:\Program Files\Fichiers communs\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: ADSLAutoconnect - Unknown owner - C:\Program Files\ADSL Autoconnect\ADSL Autoconnect.exe" -z (file missing)
O23 - Service: AutoComplete Service (Autocomplete) - Acesoft - C:\Program Files\Internet Sweeper Pro\autocomp.exe
O23 - Service: kavsvc - Kaspersky Lab - C:\Program Files\Kaspersky Anti-Virus Personal Pro\kavsvc.exe
O23 - Service: Ulead Burning Helper (UleadBurningHelper) - Ulead Systems, Inc. - C:\Program Files\Fichiers communs\Ulead Systems\DVD\ULCDRSvr.exe Configuration: p4 2.8 Ht
9800 Pro
1524 DDR 3200
1 dd 120 Go
1 dd 80 Go