Msn bug

salut
mon bug c'est que un message se glisse dans mes conversations msn:
Da uma olhada mas fotos dessa festa… muito legal..
http://www.koolpages .com/leticia2007/foto008.zip

il me fait bugger entierement

voici mon log hijackthis:

Logfile of HijackThis v1.99.1
Scan saved at 17:43:44, on 25/02/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16414)

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\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\WINDOWS\system32\RUNDLL32.EXE
C:\Program Files\Microsoft IntelliPoint\point32.exe
C:\Program Files\BroadJump\Client Foundation\CFD.exe
C:\Program Files\Java\jre1.5.0_11\bin\jusched.exe
C:\WINDOWS\System32\spool\DRIVERS\W32X86\2\WPSC3PSW.EXE
C:\Program Files\Fichiers communs\DriveCleaner 2006 Free\SDRmon.exe
C:\WINDOWS\system32\dllvirtual.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Program Files\Windows Media Player\WMPNSCFG.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\eMule\emule.exe
C:\Program Files\OpenOffice.org 2.1\program\soffice.exe
C:\Program Files\Club-Internet\Dr Club Internet\bin\mpbtn.exe
C:\Program Files\OpenOffice.org 2.1\program\soffice.BIN
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\WINDOWS\system32\INTERNAT.EXE
C:\Program Files\MSN Messenger\usnsvc.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WLLoginProxy.exe
C:\Documents and Settings\Maël\Bureau\Logiciels\HijackThis.exe

merci d'avance
@++