Blocage du pc

bonjour , quelqu'un pourrais t-il m'aider car mon pc bloque mon anti-virus ne marche pas, je ne peux pas graver ni télécharger, j'envoie un scan , peux t'on m'aider . merci d'avanceLogfile of HijackThis v1.99.1
Scan saved at 20:21:33, on 04/06/2007
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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
c:\program files\fichiers communs\logitech\lvmvfm\LVPrcSrv.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\Program Files\MessengerPlus! 3\MsgPlus.exe
C:\Program Files\D-Tools\daemon.exe
C:\Program Files\Java\jre1.6.0_01\bin\jusched.exe
C:\WINDOWS\system32\LVCOMSX.EXE
C:\Program Files\Logitech\Video\CameraAssistant.exe
C:\WINDOWS\system32\ElkCtrl.exe
C:\Program Files\Macrogaming\SweetIM\SweetIM.exe
C:\Program Files\Fichiers communs\DriveCleaner Free\udcwap.exe
C:\Program Files\Fichiers communs\DriveCleaner Free\udcsdr.exe
C:\Program Files\DriveCleaner Free\UDC.exe
C:\Program Files\DriveCleaner Free\UDC6cw.exe
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\lclock.exe
C:\Program Files\Dial-Messenger\Dial-Messenger.exe
C:\PROGRA~1\Wanadoo\TaskBarIcon.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\PROGRA~1\Wanadoo\GestionnaireInternet.exe
C:\PROGRA~1\Wanadoo\ComComp.exe
C:\PROGRA~1\Wanadoo\Toaster.exe
C:\PROGRA~1\Wanadoo\Inactivity.exe
C:\PROGRA~1\Wanadoo\PollingModule.exe
C:\WINDOWS\System32\AlertModule\AlertModule.exe
C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
C:\WINDOWS\System32\FTRTSVC.exe
C:\PROGRA~1\Wanadoo\WOOBrowser\WOOBrowser.exe
C:\WINDOWS\system32\wuauclt.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WLLoginProxy.exe
C:\Program Files\Hijackthis Version Française\hijackthis vf.exe

R3 - URLSearchHook: Search Class - {08C06D61-F1F3-4799-86F8-BE1A89362C85} - C:\PROGRA~1\Wanadoo\SearchPageURL.dll
O2 - BHO: (no name) - {221170AF-930A-4258-8CDA-74594DD7B522} - (no file)
O2 - BHO: (no name) - {3ED4DC9E-4047-003E-17F1-0BD2F873DD9A} - (no file)
O2 - BHO: (no name) - {67C55A8D-E808-4caa-9EA7-F77102DE0BB6} - (no file)
O2 - BHO: (no name) - {73364D99-1240-4dff-B12A-67E448373148} - (no file)
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0_01\bin\ssv.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: (no name) - {A416D604-EAA3-4618-958C-2ECA22414616} - (no file)
O2 - BHO: IeCatch2 Class - {A5366673-E8CA-11D3-9CD9-0090271D075B} - C:\PROGRA~1\FlashGet\jccatch.dll
O3 - Toolbar: FlashGet Bar - {E0E899AB-F487-11D5-8D29-0050BA6940E3} - C:\PROGRA~1\FlashGet\fgiebar.dll
O4 - HKLM\..\Run: [Ptipbmf] rundll32.exe ptipbmf.dll,SetWriteCacheMode
O4 - HKLM\..\Run: [VaCtrls] v7
O4 - HKLM\..\Run: [jkpzkmm.dll] C:\WINDOWS\system32\rundll32.exe C:\WINDOWS\system32\jkpzkmm.dll,orkvnh
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: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.exe"
O4 - HKLM\..\Run: [DAEMON Tools-1033] "C:\Program Files\D-Tools\daemon.exe" -lang 1033
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.6.0_01\bin\jusched.exe"
O4 - HKLM\..\Run: [LVCOMSX] C:\WINDOWS\system32\LVCOMSX.EXE
O4 - HKLM\..\Run: [LogitechCameraAssistant] C:\Program Files\Logitech\Video\CameraAssistant.exe
O4 - HKLM\..\Run: [LogitechVideo[inspector]] C:\Program Files\Logitech\Video\InstallHelper.exe /inspect
O4 - HKLM\..\Run: [LogitechCameraService(E)] C:\WINDOWS\system32\ElkCtrl.exe /automation
O4 - HKLM\..\Run: [SweetIM] C:\Program Files\Macrogaming\SweetIM\SweetIM.exe
O4 - HKLM\..\Run: [tcpipmon] tcpipmon.exe
O4 - HKLM\..\Run: [WA6PV_Check] "C:\Program Files\Fichiers communs\DriveCleaner Free\udcwap.exe"
O4 - HKLM\..\Run: [SDR6V_Check] "C:\Program Files\Fichiers communs\DriveCleaner Free\udcsdr.exe"
O4 - HKLM\..\Run: [NI.UWAS6V_0001_N91M2208] "C:\documents and settings\akim\application data\winantispyware2006freeinstall_fr[1].exe" -nag
O4 - HKLM\..\Run: [DriveCleaner Free] "C:\Program Files\DriveCleaner Free\UDC.exe" /min
O4 - HKLM\..\Run: [UDC6cw] "C:\Program Files\DriveCleaner Free\UDC6cw.exe" -c
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [LClock] lclock.exe
O4 - HKCU\..\Run: [WOOKIT] C:\PROGRA~1\Wanadoo\Shell.exe appLaunchClientZone.shl|PARAM= cnx
O4 - HKCU\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.exe" /WinStart
O4 - HKCU\..\Run: [SweetIM] C:\Program Files\Macrogaming\SweetIM\SweetIM.exe
O4 - HKCU\..\Run: [msnmsgr] ~"C:\Program Files\MSN Messenger\msnmsgr.exe" /background
O4 - Startup: Dial-Messenger.lnk = C:\Program Files\Dial-Messenger\Dial-Messenger.exe
O4 - Global Startup: Logitech Desktop Messenger.lnk = C:\Program Files\Logitech\Desktop Messenger\8876480\Program\LDMConf.exe
O8 - Extra context menu item: Télécharger avec FlashGet - C:\PROGRA~1\FlashGet\jc_link.htm
O8 - Extra context menu item: Télécharger tout avec FlashGet - C:\PROGRA~1\FlashGet\jc_all.htm
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
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_01\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_01\bin\ssv.dll
O9 - Extra button: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\PROGRA~1\FlashGet\flashget.exe
O9 - Extra 'Tools' menuitem: &FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\PROGRA~1\FlashGet\flashget.exe
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSN Messenger\msgrapp.8.1.0178.00.dll
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSN Messenger\msgrapp.8.1.0178.00.dll
O18 - Protocol: offline-8876480 - {DAC11763-6973-4758-A700-5E30BC4682E0} - C:\Program Files\Logitech\Desktop Messenger\8876480\Program\BWPlugProtocol-8876480.dll
O20 - AppInit_DLLs:
O20 - Winlogon Notify: efcyvvu - efcyvvu.dll (file missing)
O20 - Winlogon Notify: jkhfc - C:\WINDOWS\system32\jkhfc.dll (file missing)
O20 - Winlogon Notify: rpcc - C:\WINDOWS\system32\rpcc.dll (file missing)
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\
O20 - Winlogon Notify: wineak32 - wineak32.dll (file missing)
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: AVG Anti-Spyware Guard - Anti-Malware Development a.s. - C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
O23 - Service: France Telecom Routing Table Service (FTRTSVC) - France Telecom - C:\WINDOWS\System32\FTRTSVC.exe
O23 - Service: Logitech Process Monitor (LVPrcSrv) - Logitech Inc. - c:\program files\fichiers communs\logitech\lvmvfm\LVPrcSrv.exe