Hitjackthis à l'analyse svp

bonsoir, quelqu'un pourrait-il analyser mon hitjackthis s'il vous plait?
mon problème est le suivant: dès qu'on allume l'ordinateur, des fenetres s'ouvrent en cascade sur l'adresse http://yomanda85
merci de votre aide
Logfile of HijackThis v1.99.1
Scan saved at 22:02:17, on 23/06/2005
Platform: Windows 2000 SP4 (WinNT 5.00.2195)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

Running processes:
C:\WINNT\System32\smss.exe
C:\WINNT\system32\winlogon.exe
C:\WINNT\system32\services.exe
C:\WINNT\system32\lsass.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\system32\spoolsv.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
C:\WINNT\system32\drivers\CDAC11BA.EXE
C:\WINNT\System32\svchost.exe
C:\WINNT\runservice.exe
C:\PROGRA~1\Agnitum\OUTPOS~1.0\outpost.exe
C:\WINNT\system32\regsvc.exe
C:\WINNT\system32\MSTask.exe
C:\WINNT\system32\stisvc.exe
C:\WINNT\System32\WBEM\WinMgmt.exe
C:\WINNT\system32\mspmspsv.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\system32\inetsrv\inetinfo.exe
C:\WINNT\System32\svchost.exe
C:\WINNT\Explorer.EXE
C:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgemc.exe
C:\Program Files\Microsoft AntiSpyware\gcasServ.exe
C:\Program Files\MSN Apps\Updater\01.02.3000.1001\fr\msnappau.exe
C:\WINNT\system32\LVCOMSX.EXE
C:\Program Files\Logitech\Video\LogiTray.exe
C:\Program Files\Microsoft AntiSpyware\gcasDtServ.exe
C:\WINNT\system32\Networksystem.exe
C:\WINNT\system32\spooltsrv.exe
C:\WINNT\WindowsUpdate.exe
C:\Program Files\suwt\cour.exe
C:\WINNT\system32\?icrosoft.NET\notepad.exe
C:\Program Files\Sony Corporation\Image Transfer\SonyTray.exe
C:\WINNT\webshots.scr
C:\Program Files\Logitech\Video\FxSvr2.exe
C:\WINNT\sss.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Documents and Settings\DELL\Mes documents\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://g.msn.fr/0SEFRFR/SAOS02
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.commentcamarche.net/forum
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://g.msn.fr/0SEFRFR/SAOS02
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.commentcamarche.net/forum
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
F3 - REG:win.ini: load=C:\WINNT\sdfsd.exe
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O2 - BHO: ST - {9394EDE7-C8B5-483E-8773-474BF36AF6E4} - C:\Program Files\MSN Apps\ST\01.03.0000.1005\en-xu\stmain.dll
O2 - BHO: MSNToolBandBHO - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\MSN Apps\MSN Toolbar\01.02.4000.1001\fr\msntb.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINNT\system32\msdxm.ocx
O3 - Toolbar: MSN - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\MSN Apps\MSN Toolbar\01.02.4000.1001\fr\msntb.dll
O4 - HKLM\..\Run: [Synchronization Manager] mobsync.exe /logon
O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe /STARTUP
O4 - HKLM\..\Run: [AVG7_EMC] C:\PROGRA~1\Grisoft\AVGFRE~1\avgemc.exe
O4 - HKLM\..\Run: [gcasServ] "C:\Program Files\Microsoft AntiSpyware\gcasServ.exe"
O4 - HKLM\..\Run: [Outpost Firewall] C:\PROGRA~1\Agnitum\OUTPOS~1.0\outpost.exe /waitservice
O4 - HKLM\..\Run: [msnappau] "C:\Program Files\MSN Apps\Updater\01.02.3000.1001\fr\msnappau.exe"
O4 - HKLM\..\Run: [LVCOMSX] C:\WINNT\system32\LVCOMSX.EXE
O4 - HKLM\..\Run: [LogitechVideoRepair] C:\Program Files\Logitech\Video\ISStart.exe
O4 - HKLM\..\Run: [LogitechVideoTray] C:\Program Files\Logitech\Video\LogiTray.exe
O4 - HKLM\..\Run: [Microsoft Network] Networksystem.exe
O4 - HKLM\..\Run: [Media Access] C:\Program Files\Media Access\MediaAccK.exe
O4 - HKLM\..\Run: [Windows SpooltPrint Service] spooltsrv.exe
O4 - HKLM\..\Run: [WindowsUpdate] "C:\WINNT\WindowsUpdate.exe"
O4 - HKLM\..\RunServices: [Windows SpooltPrint Service] spooltsrv.exe
O4 - HKCU\..\Run: [LogitechSoftwareUpdate] "C:\Program Files\Logitech\Video\ManifestEngine.exe" boot
O4 - HKCU\..\Run: [LDM] \Program\BackWeb-8876480.exe
O4 - HKCU\..\Run: [Microsoft Network] Networksystem.exe
O4 - HKCU\..\Run: [Ohso] C:\Program Files\suwt\cour.exe
O4 - HKCU\..\Run: [Srszuls] C:\WINNT\system32\?icrosoft.NET\notepad.exe
O4 - Startup: Webshots.lnk = C:\Program Files\Webshots\Launcher.exe
O4 - Global Startup: Image Transfer.lnk = C:\Program Files\Sony Corporation\Image Transfer\SonyTray.exe
O4 - Global Startup: Logitech Desktop Messenger.lnk = C:\Program Files\Logitech\Desktop Messenger\8876480\Program\LDMConf.exe
O16 - DPF: fdjeux - https://www.fdjeux.net/classes/fdjeux.cab
O16 - DPF: {15AD6789-CDB4-47E1-A9DA-992EE8E6BAD6} - http://static.windupdates.com/cab/MediaAccessVerisign/ie/bridge-c1.cab
O16 - DPF: {8EB3FF4E-86A1-4717-884D-7BA2D38272CB} (F-Secure Online Scanner) - http://www.securitoo.com/fra/pages/navol/fscax.cab
O16 - DPF: {A3009861-330C-4E10-822B-39D16EC8829D} (CRAVOnline Object) - http://www.ravantivirus.com/scan/ravonline.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/msnmessengersetupdownloader.cab
O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
O23 - Service: C-DillaCdaC11BA - Macrovision - C:\WINNT\system32\drivers\CDAC11BA.EXE
O23 - Service: Service d'administration du Gestionnaire de disque logique (dmadmin) - VERITAS Software Corp. - C:\WINNT\System32\dmadmin.exe
O23 - Service: LicCtrl Service (LicCtrlService) - Unknown owner - C:\WINNT\runservice.exe
O23 - Service: Outpost Firewall Service (OutpostFirewall) - Agnitum - C:\PROGRA~1\Agnitum\OUTPOS~1.0\outpost.exe