Probleme surment lié a un virus

Bonjour voici mon probleme quand je me connecte a internet mon pc reedmare tout seul ou bien il bloque en fait quand j'ouvre internet explorer il ya plein de pop up qui vienne et si je les ferme le pc bloque je ne sais pas du tout d'ou sa vien je vous met mon raport Hijak si sa peut vous aider merci beaucoup

Logfile of HijackThis v1.97.7
Scan saved at 19:46:01, on 28/06/2004
Platform: Windows ME (Win9x 4.90.3000)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

Running processes:
C:\WINDOWS\SYSTEM\KERNEL32.DLL
C:\WINDOWS\SYSTEM\MSGSRV32.EXE
C:\WINDOWS\SYSTEM\mmtask.tsk
C:\WINDOWS\SYSTEM\MPREXE.EXE
C:\PROGRAM FILES\FICHIERS COMMUNS\SYMANTEC SHARED\CCEVTMGR.EXE
C:\WINDOWS\EXPLORER.EXE
C:\WINDOWS\TASKMON.EXE
C:\WINDOWS\SYSTEM\SYSTRAY.EXE
C:\WINDOWS\SYSTEM\DSLAGENT.EXE
C:\WINDOWS\SYSUPD.EXE
C:\WINDOWS\SYSTEM\AUTOMOVE.EXE
C:\WINDOWS\SYSTEM\WMIEXE.EXE
C:\PROGRAM FILES\FICHIERS COMMUNS\SYMANTEC SHARED\CCAPP.EXE
C:\PROGRAM FILES\MSN MESSENGER\MSNMSGR.EXE
C:\PROGRAM FILES\A2\A2GUARD.EXE
C:\PROGRAM FILES\NIKON\NKVIEW5\NKVMON.EXE
C:\PROGRAM FILES\FOTOSTATION EASY\FOTOSTATION EASY AUTOLAUNCH.EXE
C:\PROGRAM FILES\SAGEM\SAGEM F@ST 800-840\DSLMON.EXE
C:\WINDOWS\SYSTEM\STIMON.EXE
C:\WINDOWS\SYSTEM\RNAAPP.EXE
C:\WINDOWS\SYSTEM\TAPISRV.EXE
C:\MES DOCUMENTS\MES FICHIERS REçUS\HIJACKTHIS\HIJACKTHIS.EXE

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://www.microsoft.com/isapi/redir.dll?prd=ie&ar=iesearch
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.wanadoo.fr/
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.microsoft.com/isapi/redir.dll?prd={SUB_PRD}&clcid={SUB_CLSID}&pver={SUB_PVER}&ar=home
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://www.microsoft.com/isapi/redir.dll?prd=ie&ar=iesearch
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.microsoft.com/isapi/redir.dll?prd=ie&pver=6&ar=msnhome
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://www.microsoft.com/isapi/redir.dll?prd=ie&ar=iesearch
R3 - URLSearchHook: (no name) - _{CFBFAE00-17A6-11D0-99CB-00C04FD64497} - (no file)
O2 - BHO: (no name) - {000006B1-19B5-414A-849F-2A3C64AE6939} - C:\WINDOWS\BI.DLL
O2 - BHO: (no name) - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\PROGRAM FILES\ADOBE\ACROBAT 6.0\READER\ACTIVEX\ACROIEHELPER.DLL
O2 - BHO: (no name) - {83DE62E0-5805-11D8-9B25-00E04C60FAF2} - C:\WINDOWS\2_0_1browserhelper2.dll (file missing)
O2 - BHO: (no name) - {4E7BD74F-2B8D-469E-DFF7-EC6BF4D5FA7D} - C:\WINDOWS\GSIM.DLL
O2 - BHO: (no name) - {9C691A33-7DDA-4C2F-BE4C-C176083F35CF} - C:\WINDOWS\DOWNLOADED PROGRAM FILES\BRIDGE.DLL (file missing)
O2 - BHO: (no name) - {0B90AA1B-F649-44C3-9FD3-736C332CBBCF} - C:\WINDOWS\SYSTEM\IEENHANCER.DLL
O2 - BHO: NAV Helper - {BDF3E430-B101-42AD-A544-FADC6B084872} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O2 - BHO: (no name) - {5FA6752A-C4A0-4222-88C2-928AE5AB4966} - C:\WINDOWS\SYSTEM\SWIN32.DLL
O2 - BHO: (no name) - {F7F808F0-6F7D-442C-93E3-4A4827C2E4C8} - C:\WINDOWS\NEM218.DLL (file missing)
O2 - BHO: (no name) - {8F4E5661-F99E-4B3E-8D85-0EA71C0748E4} - C:\WINDOWS\WSEM218.DLL
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\SYSTEM\MSDXM.OCX
O3 - Toolbar: My &Web Search - {07B18EA9-A523-4961-B6BB-170DE4475CCA} - C:\PROGRAM FILES\MYWEBSEARCH\BAR\2.BIN\MWSBAR.DLL (file missing)
O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O4 - HKLM\..\Run: [ScanRegistry] C:\WINDOWS\scanregw.exe /autorun
O4 - HKLM\..\Run: [TaskMonitor] C:\WINDOWS\taskmon.exe
O4 - HKLM\..\Run: [PCHealth] C:\WINDOWS\PCHealth\Support\PCHSchd.exe -s
O4 - HKLM\..\Run: [SystemTray] SysTray.Exe
O4 - HKLM\..\Run: [DSLAGENTEXE] dslagent.exe USB
O4 - HKLM\..\Run: [SysUpd] C:\WINDOWS\SYSUPD.EXE
O4 - HKLM\..\Run: [Adstartup] C:\WINDOWS\SYSTEM\automove.exe
O4 - HKLM\..\Run: [ccApp] "C:\Program Files\Fichiers communs\Symantec Shared\ccApp.exe"
O4 - HKLM\..\Run: [ccRegVfy] "C:\Program Files\Fichiers communs\Symantec Shared\ccRegVfy.exe"
O4 - HKLM\..\RunServices: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\RunServices: [ccEvtMgr] "C:\Program Files\Fichiers communs\Symantec Shared\ccEvtMgr.exe"
O4 - HKLM\..\RunServices: [ScriptBlocking] "C:\Program Files\Fichiers communs\Symantec Shared\Script Blocking\SBServ.exe" -reg
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\MSN Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [a²] "C:\PROGRAM FILES\A2\a2guard.exe"
O4 - Startup: NkvMon.exe.lnk = C:\Program Files\Nikon\NkView5\NkvMon.exe
O4 - Startup: FotoStation Easy AutoLaunch.lnk = C:\Program Files\FotoStation Easy\FotoStation Easy AutoLaunch.exe
O4 - Startup: DSLMON.lnk = C:\Program Files\SAGEM\SAGEM F@st 800-840\dslmon.exe
O4 - Startup: CleanSweep Smart Sweep-Internet Sweep.lnk = C:\Program Files\Norton SystemWorks\Norton CleanSweep\csinsm32.exe
O9 - Extra button: Related (HKLM)
O9 - Extra 'Tools' menuitem: Show &Related Links (HKLM)
O9 - Extra button: Wanadoo (HKCU)
O12 - Plugin for .mp3: C:\PROGRA~1\INTERN~1\PLUGINS\npqtplugin4.dll
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab
O16 - DPF: {9F1C11AA-197B-4942-BA54-47A8489BB47F} (Update Class) - http://v4.windowsupdate.microsoft.com/CAB/x86/ansi/iuctl.CAB?38040.5619097222
O16 - DPF: Interface Chat Wanadoo - http://chat14.x-echo.com/version3/Applet/wchatsign.cab
O16 - DPF: {1D4DB7D2-6EC9-47A3-BD87-1E41684E07BB} - http://imgfarm.com/images/nocache/funwebproducts/ei/SmileyCentralInitialSetup1.0.0.8.cab
O16 - DPF: {9C691A33-7DDA-4C2F-BE4C-C176083F35CF} (brdg Class) - http://www2.flingstone.com/cab/98ME/new/bridge-c5.cab
O16 - DPF: {A3009861-330C-4E10-822B-39D16EC8829D} (CRAVOnline Object) - http://www.ravantivirus.com/scan/ravonline.cab
O16 - DPF: {E0B795B4-FD95-4ABD-A375-27962EFCE8CF} (StarInstall Control) - http://install.serviceurl.de/StarInstall.ocx
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab27571.cab