freeprod probleme hijackthis a analyser besoin d'aide

j'ai un probleme lors de l'ouverture de mon ordi freeprod s'ouvre et mon antivirus me donne des alerte de virus et je ne peu les suprimé

voici l'analyse hijackthis de mon ordi est-ce que quelq'un peut m'aider avec sa car je n'y comprend absolument rien s.v.p.

merci a l'avance


Logfile of HijackThis v1.99.1
Scan saved at 08:28:15, on 2006-02-23
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:\WINDOWS\system32\VTTimer.exe
C:\WINDOWS\AGRSMMSG.exe
C:\WINDOWS\system32\RUNDLL32.EXE
C:\Program Files\Java\jre1.5.0_06\bin\jusched.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Program Files\D-Tools\daemon.exe
C:\PROGRA~1\NETASS~1\SMARTB~1\MotiveSB.exe
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\outlook\outlook.exe
C:\windows\winsysban10.exe
C:\WINDOWS\dwhpjurA.exe
C:\PROGRA~1\Ahead\NEROPH~1\data\Xtras\mssysmgr.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\MSN Messenger\MsnMsgr.Exe
C:\Program Files\VIA Technologies, Inc\VIA Audio Driver Setup Program\AudioDeck\AudioDeck.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\dwhpjur.exe
C:\Program Files\NetAssistant\bin\mpbtn.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\DCC Manager\DCC Manager.exe
C:\PROGRA~1\MOZILL~1\FIREFOX.EXE
C:\Outils\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://searchbar.findthewebsiteyouneed.com
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://searchbar.findthewebsiteyouneed.com
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.findthewebsiteyouneed.com
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://searchbar.findthewebsiteyouneed.com
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://searchbar.findthewebsiteyouneed.com
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = 127.0.0.1
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: bitlocker - {01EB5130-FC0C-4d75-B9CE-4801B1B854F5} - C:\WINDOWS\system32\nsy237.dll
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {6001CDF7-6F45-471b-A203-0225615E35A7} - C:\WINDOWS\DH.dll (file missing)
O2 - BHO: RieMon Class - {70F6A776-579A-4C95-BA88-134253907752} - C:\WINDOWS\system32\irsmvrup.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.5.0_06\bin\ssv.dll
O3 - Toolbar: Easy-WebPrint - {327C2873-E90D-4c37-AA9D-10AC9BABA46C} - C:\Program Files\Canon\Easy-WebPrint\Toolband.dll
O4 - HKLM\..\Run: [VTTrayp] VTtrayp.exe
O4 - HKLM\..\Run: [VTTimer] VTTimer.exe
O4 - HKLM\..\Run: [AGRSMMSG] AGRSMMSG.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [Recguard] C:\WINDOWS\SMINST\RECGUARD.EXE
O4 - HKLM\..\Run: [Nouvelle valeur #1] c:\sysprep\test\ftest\ftest.exe
O4 - HKLM\..\Run: [Easy-PrintToolBox] C:\Program Files\Canon\Easy-PrintToolBox\BJPSMAIN.EXE /logon
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_06\bin\jusched.exe
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [DAEMON Tools-1033] "C:\Program Files\D-Tools\daemon.exe" -lang 1033
O4 - HKLM\..\Run: [Motive SmartBridge] C:\PROGRA~1\NETASS~1\SMARTB~1\MotiveSB.exe
O4 - HKLM\..\Run: [outlook] C:\Program Files\outlook\outlook.exe /auto
O4 - HKLM\..\Run: [winlog] winlog.exe
O4 - HKLM\..\Run: [winsysupd] C:\windows\winsysupd10.exe
O4 - HKLM\..\Run: [winsysban] C:\windows\winsysban10.exe
O4 - HKLM\..\Run: [gimmygames] C:\windows\gimmygames10a.exe
O4 - HKLM\..\Run: [NI.UERSV_0001_N68M0602] "C:\Documents and Settings\sebastien\Local Settings\Temporary Internet Files\Content.IE5\GPYNG5UJ\ErrorSafeScannerInstall_fr[1].exe" -nag
O4 - HKLM\..\Run: [dwhpjurA] C:\WINDOWS\dwhpjurA.exe
O4 - HKLM\..\RunServices: [winlog] winlog.exe
O4 - HKCU\..\Run: [PhotoShow Deluxe Media Manager] C:\PROGRA~1\Ahead\NEROPH~1\data\Xtras\mssysmgr.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\MSN Messenger\MsnMsgr.Exe" /background
O4 - HKCU\..\Run: [CU1] C:\Program Files\Common Files\VCClient\VCClient.exe
O4 - HKCU\..\Run: [CU2] C:\Program Files\Common Files\VCClient\VCMain.exe
O4 - HKCU\..\Run: [irssyncd] C:\WINDOWS\system32\irssyncd.exe
O4 - Global Startup: Assistant Internet.lnk = C:\Program Files\NetAssistant\bin\matcli.exe
O4 - Global Startup: AudioDeck.lnk = C:\Program Files\VIA Technologies, Inc\VIA Audio Driver Setup Program\AudioDeck\AudioDeck.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: Easy-WebPrint Ajouter à la liste d'impressions - res://C:\Program Files\Canon\Easy-WebPrint\Resource.dll/RC_AddToList.html
O8 - Extra context menu item: Easy-WebPrint Impression rapide - res://C:\Program Files\Canon\Easy-WebPrint\Resource.dll/RC_HSPrint.html
O8 - Extra context menu item: Easy-WebPrint Imprimer - res://C:\Program Files\Canon\Easy-WebPrint\Resource.dll/RC_Print.html
O8 - Extra context menu item: Easy-WebPrint Prévisualiser - res://C:\Program Files\Canon\Easy-WebPrint\Resource.dll/RC_Preview.html
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_06\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_06\bin\ssv.dll
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.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
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://spaces.msn.com//PhotoUpload/MsnPUpld.cab
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing)
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing)
O23 - Service: avast! Web Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe" /service (file missing)
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: Windows Overlay Components - Unknown owner - C:\WINDOWS\dwhpjur.exe