problemes au demarrage

depuis quelques temps, j ai plein de problemes surtout au demarrage
J y comprends pas grand chose

Merci de m'aider

Logfile of HijackThis v1.99.1
Scan saved at 17:14:48, on 17/09/2005
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\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\PROGRA~1\MOUSEW~1\SYSTEM\EM_EXEC.EXE
C:\Apps\ActivBoard\MMKeybd.exe
C:\Program Files\Norton Internet Security\IAMAPP.EXE
C:\PROGRA~1\NORTON~1\navapw32.exe
C:\Program Files\Media Gateway\MediaGateway.exe
C:\Program Files\MessengerPlus! 3\MsgPlus.exe
C:\Program Files\Wtydit\Sqpudw.exe
C:\Program Files\Ahead\InCD\InCD.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Apps\ActivBoard\TrayMon.exe
C:\Apps\ActivBoard\OSD.exe
C:\Apps\ActivBoard\nhksrv.exe
C:\Program Files\Ahead\InCD\InCDsrv.exe
C:\Program Files\Fichiers communs\Microsoft Shared\VS7Debug\mdm.exe
C:\Program Files\Norton AntiVirus\navapsvc.exe
C:\Program Files\Norton Internet Security\NISUM.EXE
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\WINDOWS\System32\nvsvc32.exe
C:\WINDOWS\system32\slserv.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Virtual CD v4 SDK\system\vcssecs.exe
C:\Program Files\Norton Internet Security\NISSERV.EXE
C:\Program Files\Norton Internet Security\SymProxySvc.exe
C:\Program Files\Fichiers communs\Symantec Shared\Security Center\SymWSC.exe
C:\Program Files\Norton Internet Security\ATRACK.EXE
C:\WINDOWS\system32\wuauclt.exe
C:\WINDOWS\System32\svchost.exe
C:\Documents and Settings\cyril\Mes documents\Programme\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.nqyuukvbhpdxvlaqav.net/ [...] Y/gHJ.html
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.fr/
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: BHObj Class - {8F4E5661-F99E-4B3E-8D85-0EA71C0748E4} - C:\WINDOWS\wsem303.dll
O2 - BHO: Surfairy - {BB9AAAF3-4F8D-48B5-A565-FF3E58433DC2} - C:\Program Files\Surfairy\SurfairyHlp.dll
O2 - BHO: NAV Helper - {BDF3E430-B101-42AD-A544-FADC6B084872} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O2 - BHO: (no name) - {EE1B194C-0ECC-944B-EBAB-C9BBF7316429} - C:\DOCUME~1\cyril\APPLIC~1\dumbsite\help link.exe
O2 - BHO: (no name) - {FDD3B846-8D59-4ffb-8758-209B6AD74ACC} - C:\Program Files\Microsoft Money\System\mnyviewer.dll
O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE NvQTwk,NvCplDaemon initialize
O4 - HKLM\..\Run: [EM_EXEC] C:\PROGRA~1\MOUSEW~1\SYSTEM\EM_EXEC.EXE
O4 - HKLM\..\Run: [ActivSurf] C:\apps\ActivSurf\4448364\Program\backweb-4448364.exe
O4 - HKLM\..\Run: [PowSet] Wscript.exe //e:VBS C:\Drivers\Setpow.nec
O4 - HKLM\..\Run: [ACTIVBOARD] C:\Apps\ActivBoard\MMKeybd.exe
O4 - HKLM\..\Run: [Microsoft Windows Update Logon] win-logon.exe
O4 - HKLM\..\Run: [REGRUN] C:\freexxx.exe
O4 - HKLM\..\Run: [iamapp] C:\Program Files\Norton Internet Security\IAMAPP.EXE
O4 - HKLM\..\Run: [NAV Agent] C:\PROGRA~1\NORTON~1\navapw32.exe
O4 - HKLM\..\Run: [Media Gateway] C:\Program Files\Media Gateway\MediaGateway.exe
O4 - HKLM\..\Run: [Internet Optimizer] "C:\Program Files\Internet Optimizer\optimize.exe"
O4 - HKLM\..\Run: [Symantec NetDriver Monitor] C:\PROGRA~1\SYMNET~1\SNDMon.exe /Consumer
O4 - HKLM\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.exe"
O4 - HKLM\..\Run: [Poke Amok Thunk Five] C:\Documents and Settings\All Users\Application Data\SiteBluePokeAmok\Bodyrdr.exe
O4 - HKLM\..\Run: [Gsrofqqz] C:\Program Files\Wtydit\Sqpudw.exe
O4 - HKLM\..\Run: [NeroCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [InCD] C:\Program Files\Ahead\InCD\InCD.exe
O4 - HKLM\..\RunServices: [Microsoft Windows Update Logon] win-logon.exe
O4 - HKCU\..\Run: [tons long] C:\DOCUME~1\cyril\APPLIC~1\MAGSSE~1\size plan this.exe
O4 - HKCU\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.exe" /WinStart
O4 - HKCU\..\Run: [Update Service] C:\PROGRA~1\FICHIE~1\TEKNUM~1\update.exe /startup
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\MSN Messenger\msnmsgr.exe" /background
O9 - Extra button: Packard Bell - {1D49B7D4-524D-4ac9-BC34-B4822CAE4BB1} - C:\Apps\IECustom\script.htm
O9 - Extra button: Suggestions - {2223664C-1942-4276-9A2D-E8D8F547C5D2} - res://EffiPeled (file missing)
O9 - Extra button: Real.com - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - C:\WINDOWS\System32\Shdocvw.dll
O9 - Extra button: MoneySide - {E023F504-0C5A-4750-A1E7-A9046DEA8A21} - C:\Program Files\Microsoft Money\System\mnyviewer.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
O12 - Plugin for .mov: C:\Program Files\Internet Explorer\PLUGINS\npqtplugin.dll
O16 - DPF: {15AD6789-CDB4-47E1-A9DA-992EE8E6BAD6} - http://static.windupdates.com/cab/ [...] e-c139.cab
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft.com/fwlink/?linkid=39204
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://update.microsoft.com/window [...] 2018268951
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/ [...] loader.cab
O23 - Service: InCD File System Service (InCDsrv) - AHEAD Software - C:\Program Files\Ahead\InCD\InCDsrv.exe
O23 - Service: Service Norton AntiVirus Auto-Protect (navapsvc) - Symantec Corporation - C:\Program Files\Norton AntiVirus\navapsvc.exe
O23 - Service: Netropa NHK Server (nhksrv) - Unknown owner - C:\Apps\ActivBoard\nhksrv.exe
O23 - Service: Norton Internet Security Service (NISSERV) - Symantec Corporation - C:\Program Files\Norton Internet Security\NISSERV.EXE
O23 - Service: Norton Internet Security Accounts Manager (NISUM) - Symantec Corporation - C:\Program Files\Norton Internet Security\NISUM.EXE
O23 - Service: NVIDIA Driver Helper Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe
O23 - Service: ScriptBlocking Service (SBService) - Symantec Corporation - C:\PROGRA~1\FICHIE~1\SYMANT~1\SCRIPT~1\SBServ.exe
O23 - Service: SmartLinkService (SLService) - - C:\WINDOWS\SYSTEM32\slserv.exe
O23 - Service: Symantec Network Drivers Service (SNDSrvc) - Symantec Corporation - C:\Program Files\Fichiers communs\Symantec Shared\SNDSrvc.exe
O23 - Service: Norton Internet Security Proxy Service (SymProxySvc) - Symantec Corporation - C:\Program Files\Norton Internet Security\SymProxySvc.exe
O23 - Service: SymWMI Service (SymWSC) - Symantec Corporation - C:\Program Files\Fichiers communs\Symantec Shared\Security Center\SymWSC.exe
O23 - Service: Virtual CD v4 Security service (SDK - Version) (VCSSecS) - H+H Software GmbH - C:\Program Files\Virtual CD v4 SDK\system\vcssecs.exe

ok merci
je vais essayer