Ordi tres lent et plante depuis quelque temps

Bonjour

Mon ordi est tres lent depuis quelque temps,
Il plante et j' ai du mal à le redemarrer: j' un un message d' erreur de scan dic dans le programme KRNL 386.EXE ainsi que Msqsrv32 dans le meme programme.
Jai effectuer une recherche antivirus avec avast : pas de virus .
J' ai aussi passer ad award rien a signaler non plus.
J' ai dinc fait un test avec hijack donc si quelqu un pouvait me dire si il y a quelques chos qui ne va pas sa serait cool.
Par avance merci.

Logfile of HijackThis v1.99.1
Scan saved at 21:54:52, on 14/02/2007
Platform: Windows ME (Win9x 4.90.3000)
MSIE: Internet Explorer v5.50 (5.50.4134.0600)

Running processes:
C:\WINDOWS\SYSTEM\KERNEL32.DLL
C:\WINDOWS\SYSTEM\MSGSRV32.EXE
C:\WINDOWS\SYSTEM\SPOOL32.EXE
C:\WINDOWS\SYSTEM\MPREXE.EXE
C:\WINDOWS\SYSTEM\MSTASK.EXE
C:\WINDOWS\SYSTEM\SSDPSRV.EXE
C:\PROGRAM FILES\FICHIERS COMMUNS\SYMANTEC SHARED\CCEVTMGR.EXE
C:\PROGRAM FILES\NORTON SYSTEMWORKS\NORTON CLEANSWEEP\CSINJECT.EXE
C:\PROGRAM FILES\NORTON SYSTEMWORKS\NORTON UTILITIES\NPROTECT.EXE
C:\PROGRAM FILES\FICHIERS COMMUNS\SYMANTEC SHARED\SYMTRAY.EXE
C:\WINDOWS\SYSTEM\STIMON.EXE
C:\WINDOWS\SYSTEM\mmtask.tsk
C:\WINDOWS\EXPLORER.EXE
C:\WINDOWS\SYSTEM\RESTORE\STMGR.EXE
C:\WINDOWS\TASKMON.EXE
C:\WINDOWS\SYSTEM\SYSTRAY.EXE
C:\WINDOWS\SYSTEM\ATIPTAXX.EXE
C:\WINDOWS\SYSTEM\MSG32.EXE
C:\APPS\ACTIVBOARD\MMKEYBD.EXE
C:\WINDOWS\SYSTEM\WMIEXE.EXE
C:\PROGRAM FILES\WANADOO\TASKBARICON.EXE
C:\APPS\ACTIVBOARD\TRAYMON.EXE
C:\PROGRAM FILES\THOMSON\SPEEDTOUCH USB\DRAGDIAG.EXE
C:\PROGRAM FILES\FICHIERS COMMUNS\SYMANTEC SHARED\CCAPP.EXE
C:\APPS\ACTIVBOARD\OSD.EXE
C:\WINDOWS\LOADQM.EXE
C:\WINDOWS\ALL USERS\MENU DéMARRER\PROGRAMMES\DéMARRAGE\DLLHOST.EXE
C:\PROGRAM FILES\INTERNET EXPLORER\IEXPLORE.EXE
C:\PROGRAM FILES\NORTON SYSTEMWORKS\NORTON CLEANSWEEP\CSINSM32.EXE
C:\PROGRAM FILES\MICROSOFT OFFICE\OFFICE\OSA.EXE
C:\Program Files\Norton SystemWorks\Norton CleanSweep\Monwow.exe
C:\PROGRAM FILES\ALWIL SOFTWARE\AVAST4\ASHMAISV.EXE
C:\PROGRAM FILES\WANADOO\GESTIONNAIREINTERNET.EXE
C:\PROGRAM FILES\WANADOO\COMCOMP.EXE
C:\PROGRAM FILES\WANADOO\TOASTER.EXE
C:\PROGRAM FILES\WANADOO\INACTIVITY.EXE
C:\PROGRAM FILES\WANADOO\POLLINGMODULE.EXE
C:\WINDOWS\SYSTEM32\ALERTMODULE\ALERTMODULE.EXE
C:\WINDOWS\SYSTEM\TAPISRV.EXE
C:\WINDOWS\SYSTEM\RNAAPP.EXE
C:\PROGRAM FILES\WANADOO\WATCH.EXE
C:\WINDOWS\TEMP\TD_0001.DIR\HIJACKTHIS.EXE

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.orange.fr/portail
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Orange
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook: Search Class - {08C06D61-F1F3-4799-86F8-BE1A89362C85} - C:\PROGRA~1\WANADOO\SEARCH~1.DLL
R3 - URLSearchHook: (no name) - {9CB65206-89C4-402c-BA80-02D8C59F9B1D} - C:\PROGRAM FILES\ASKTBAR\SRCHASTT\1.BIN\A5SRCHAS.DLL
O2 - BHO: BrowserHelper Class - {EBCDDA60-2A68-11D3-8A43-0060083CFB9C} - C:\WINDOWS\SYSTEM\NZDD.DLL
O2 - BHO: NAV Helper - {BDF3E430-B101-42AD-A544-FADC6B084872} - C:\Program Files\Norton SystemWorks\Norton AntiVirus\NavShExt.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.5.0_09\bin\ssv.dll
O2 - BHO: Ask Toolbar BHO - {FE063DB1-4EC0-403e-8DD8-394C54984B2C} - C:\PROGRAM FILES\ASKTBAR\BAR\1.BIN\ASKTBAR.DLL
O2 - BHO: Ask Search Assistant BHO - {9CB65201-89C4-402c-BA80-02D8C59F9B1D} - C:\PROGRAM FILES\ASKTBAR\SRCHASTT\1.BIN\A5SRCHAS.DLL
O3 - Toolbar: @msdxmLC.dll,-1@1036,&Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\SYSTEM\MSDXM.OCX
O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - C:\Program Files\Norton SystemWorks\Norton AntiVirus\NavShExt.dll
O3 - Toolbar: Ask Toolbar - {FE063DB9-4EC0-403e-8DD8-394C54984B2C} - C:\PROGRAM FILES\ASKTBAR\BAR\1.BIN\ASKTBAR.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: [AtiPTA] Atiptaxx.exe
O4 - HKLM\..\Run: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\Run: [EW Message Server] msg32.exe
O4 - HKLM\..\Run: [ACTIVBOARD] C:\Apps\ActivBoard\MMKeybd.exe
O4 - HKLM\..\Run: [WOOWATCH] C:\PROGRA~1\WANADOO\Watch.exe
O4 - HKLM\..\Run: [WOOTASKBARICON] C:\PROGRA~1\WANADOO\GestMaj.exe TaskBarIcon.exe
O4 - HKLM\..\Run: [SpeedTouch USB Diagnostics] "C:\Program Files\Thomson\SpeedTouch USB\Dragdiag.exe" /icon
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\..\Run: [NPROTECT] C:\Program Files\Norton SystemWorks\Norton Utilities\NPROTECT.EXE
O4 - HKLM\..\Run: [Symantec NetDriver Monitor] C:\PROGRA~1\SYMNET~1\SNDMON.EXE /Consumer
O4 - HKLM\..\Run: [LoadQM] loadqm.exe
O4 - HKLM\..\Run: [avast! Web Scanner] C:\PROGRA~1\ALWILS~1\AVAST4\ASHWEBSV.EXE
O4 - HKLM\..\Run: [ashMaiSv] C:\PROGRA~1\ALWILS~1\AVAST4\ashmaisv.exe
O4 - HKLM\..\RunServices: [*StateMgr] C:\WINDOWS\System\Restore\StateMgr.exe
O4 - HKLM\..\RunServices: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\RunServices: [SchedulingAgent] mstask.exe
O4 - HKLM\..\RunServices: [SSDPSRV] C:\WINDOWS\SYSTEM\ssdpsrv.exe
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 - HKLM\..\RunServices: [CSINJECT.EXE] C:\Program Files\Norton SystemWorks\Norton CleanSweep\CSINJECT.EXE
O4 - HKLM\..\RunServices: [NPROTECT] C:\Program Files\Norton SystemWorks\Norton Utilities\NPROTECT.EXE
O4 - HKLM\..\RunServices: [SymTray - Norton SystemWorks] C:\Program Files\Fichiers communs\Symantec Shared\SymTray.exe "Norton SystemWorks"
O4 - HKLM\..\RunServices: [StillImageMonitor] C:\WINDOWS\SYSTEM\STIMON.EXE
O4 - HKLM\..\RunServices: [avast!] C:\Program Files\Alwil Software\Avast4\ashServ.exe
O4 - HKCU\..\Run: [Update Service] "C:\Program Files\Fichiers communs\Teknum Systems\update.exe" /startup
O4 - HKCU\..\Run: [MoneyAgent] "C:\Program Files\Microsoft Money\System\Money Express.exe"
O4 - HKCU\..\Run: [WOOKIT] C:\PROGRAM FILES\WANADOO\GestMaj.exe GestionnaireInternet.exe
O4 - HKCU\..\Run: [user itch] C:\WINDOWS\APPLIC~1\GPLPRO~1\daleidleonline.exe
O4 - Startup: CleanSweep Smart Sweep-Internet Sweep.lnk = C:\Program Files\Norton SystemWorks\Norton CleanSweep\csinsm32.exe
O4 - Startup: Démarrage d'Office.lnk = C:\Program Files\Microsoft Office\Office\OSA.EXE
O4 - Global Startup: dllhost.exe
O9 - Extra button: Real.com - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - C:\WINDOWS\SYSTEM\Shdocvw.dll
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\PROGRAM FILES\JAVA\JRE1.5.0_09\BIN\SSV.DLL
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\PROGRAM FILES\JAVA\JRE1.5.0_09\BIN\SSV.DLL
O9 - Extra button: Orange - {1462651F-F4BA-4C76-A001-C4284D0FE16E} - https://www.orange.fr/portail (file missing) (HKCU)
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) - https://www.trendmicro.com/en_us/forHome/products/housecall.html
O16 - DPF: {9A9307A0-7DA4-4DAF-B042-5009F29E09E1} (ActiveScan Installer Class) - http://acs.pandasoftware.com/activescan/as5free/asinst.cab