[Virus] Il m'empeche d'ouvrir des pages web

salut a tous, alors voila mon pc est infecté de virus ( suite a une désactivation du pare-feu d'xp) et j'ai fait un log via hijackthis pour éssayer de les trouver mais je ne comprends pas trop ce log.Pouvez-vous m'aider ?
Voici le log :

Logfile of HijackThis v1.99.1
Scan saved at 10:12:11, on 04/04/2006
Platform: Windows XP (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 (6.00.2600.0000)

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\spoolsv.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\PROGRA~1\Avast4\ashDisp.exe
C:\Program Files\MessengerPlus! 3\MsgPlus.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\Program Files\Java\j2re1.4.2_09\bin\jusched.exe
C:\Program Files\Fichiers

communs\Real\Update_OB\realsched.exe
C:\WINDOWS\System32\LVCOMSX.EXE
C:\Program Files\Logitech\Video\LogiTray.exe
C:\Program Files\ATI Technologies\ATI Control

Panel\atiptaxx.exe
C:\Program Files\Logitech\Video\FxSvr2.exe
C:\Program Files\Avast4\aswUpdSv.exe
C:\Program Files\Avast4\ashServ.exe
C:\WINDOWS\System32\oodag.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\update\wuauclt.exe
C:\WINDOWS\system32\winscntrl.exe
C:\WINDOWS\system32\wumd.exe
C:\Program Files\ewido anti-malware\ewidoctrl.exe
C:\Documents and

Settings\franck\Bureau\hijackthis\HijackThis.exe
C:\WINDOWS\explorer.exe
C:\Program Files\Internet Explorer\iexplore.exe

R0 - HKCU\Software\Microsoft\Internet

Explorer\Main,Start Page = https://www.google.fr/?gws_rd=ssl
R0 - HKCU\Software\Microsoft\Internet

Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook:

{1A03F196-9617-4CA0-842B-A83CEECB022B} - - (no

file)
O2 - BHO: (no name) -

{20D57A66-F7DF-467d-907B-9B7F4A118AB7} -

C:\WINDOWS\system32\pmnlm.dll
O3 - Toolbar: &Radio -

{8E718888-423F-11D2-876E-00A0C9082467} -

C:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: &Google -

{2318C2B1-4965-11d4-9B18-009027A5CD4F} -

c:\program files\google\googletoolbar2.dll
O4 - HKLM\..\Run: [avast!]

C:\PROGRA~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [MessengerPlus3] "C:\Program

Files\MessengerPlus! 3\MsgPlus.exe"
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program

Files\Java\j2re1.4.2_09\bin\jusched.exe
O4 - HKLM\..\Run: [TkBellExe] "C:\Program

Files\Fichiers

communs\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [LVCOMSX]

C:\WINDOWS\System32\LVCOMSX.EXE
O4 - HKLM\..\Run: [LogitechVideoTray] C:\Program

Files\Logitech\Video\LogiTray.exe
O4 - HKLM\..\Run: [lich] lich.exe
O4 - HKLM\..\Run: [DAEMON Tools] "C:\Program

Files\DAEMON Tools\daemon.exe" -lang 1033
O4 - HKLM\..\Run: [ATIPTA] "C:\Program Files\ATI

Technologies\ATI Control Panel\atiptaxx.exe"
O4 - HKLM\..\Run: [KernelFaultCheck]

%systemroot%\system32\dumprep 0 -k
O4 - HKLM\..\Run: [Microsoft (R) Windows Update

Service] C:\WINDOWS\update\wuauclt.exe
O4 - HKLM\..\Run: [chat] winhost32.exe
O4 - HKLM\..\RunServices: [lfqmoj_[Pbnzkt]

C:\WINDOWS\System32\kruychkma.exe
O4 - HKCU\..\Run: [chat] winhost32.exe
O4 - HKCU\..\Run: [Cars] "C:\Program

Files\ptas\lras.exe" -vt yazb
O4 - Global Startup: Microsoft Office.lnk =

C:\Program Files\Microsoft Office\Office10\OSA.EXE
O8 - Extra context menu item: &Traduire à partir

de l'anglais - res://c:\program

files\google\GoogleToolbar2.dll/cmwordtrans.html
O8 - Extra context menu item: Pages liées -

res://c:\program

files\google\GoogleToolbar2.dll/cmbacklinks.html
O8 - Extra context menu item: Pages similaires -

res://c:\program

files\google\GoogleToolbar2.dll/cmsimilar.html
O8 - Extra context menu item: Recherche &Google -

res://c:\program

files\google\GoogleToolbar2.dll/cmsearch.html
O8 - Extra context menu item: Version de la page

actuelle disponible dans le cache Google -

res://c:\program

files\google\GoogleToolbar2.dll/cmcache.html
O9 - Extra button: (no name) -

{08B0E5C0-4FCB-11CF-AAA5-00401C608501} -

C:\Program

Files\Java\j2re1.4.2_09\bin\npjpi142_09.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) -

{08B0E5C0-4FCB-11CF-AAA5-00401C608501} -

C:\Program

Files\Java\j2re1.4.2_09\bin\npjpi142_09.dll
O9 - Extra button: Spyware Doctor -

{2D663D1A-8670-49D9-A1A5-4C56B4E14E84} -

C:\PROGRA~1\SPYWAR~2\tools\iesdpb.dll
O9 - Extra button: SoftSearch -

{5D602A21-B929-11d7-A5D3-005022E14DE2} -

http://softsearch.ru (file missing)
O9 - Extra button: (no name) -

{9819CC0E-9669-4D01-9CD7-2C66DA43AC6C} - (no file)
O16 - DPF: {0E5F0222-96B9-11D3-8997-00104BD12D94}

(PCPitstop Utility) -

http://www.pcpitstop.com/pcpitstop/PCPitStop.CAB
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700}

(Windows Genuine Advantage Validation Tool) -

http://download.microsoft.com/download/E/5/6/E5611B10-0D6D-4117-8430-A67417AA88CD/LegitCheckControl.cab
O16 - DPF: {2917297F-F02B-4B9D-81DF-494B6333150B}

(Minesweeper Flags Class) -

http://messenger.zone.msn.com/binary/MineSweeper.c

ab31267.cab
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61}

(HouseCall Control) -

http://a840.g.akamai.net/7/840/537/2005111401/hous

ecall.trendmicro.com/housecall/xscan53.cab
O17 -

HKLM\System\CCS\Services\Tcpip\..\{37F51055-C1FE-4

8AC-A4BB-3AA71C6ACD34}: NameServer = 86.64.145.142

84.103.237.142
O18 - Protocol: msnim -

{828030A1-22C1-4009-854F-8E305202313F} -

"C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing)
O20 - AppInit_DLLs:

C:\WINDOWS\System32\wmfhotfix.dll
O20 - Winlogon Notify: pmnlm -

C:\WINDOWS\SYSTEM32\pmnlm.dll
O20 - Winlogon Notify: SharedDLLs -

C:\WINDOWS\system32\dnnu0159e.dll
O20 - Winlogon Notify: WRNotifier -

C:\WINDOWS\SYSTEM32\WRLogonNTF.dll
O23 - Service: avast! iAVS4 Control Service

(aswUpdSv) - Unknown owner - C:\Program

Files\Avast4\aswUpdSv.exe
O23 - Service: Ati HotKey Poller - ATI

Technologies Inc. -

C:\WINDOWS\System32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner -

C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: avast! Antivirus - Unknown owner -

C:\Program Files\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - Unknown owner

- C:\Program Files\Avast4\ashMaiSv.exe" /service

(file missing)
O23 - Service: avast! Web Scanner - Unknown owner

- C:\Program Files\Avast4\ashWebSv.exe" /service

(file missing)
O23 - Service: ewido security suite control -

ewido networks - C:\Program Files\ewido

anti-malware\ewidoctrl.exe
O23 - Service: ewido security suite guard - ewido

networks - C:\Program Files\ewido

anti-malware\ewidoguard.exe
O23 - Service: InstallDriver Table Manager

(IDriverT) - Macrovision Corporation - C:\Program

Files\Fichiers

communs\InstallShield\Driver\11\Intel

32\IDriverT.exe
O23 - Service: O&O Defrag - O&O Software GmbH -

C:\WINDOWS\System32\oodag.exe
O23 - Service: Remote Packet Capture Protocol v.0

(experimental) (rpcapd) - Unknown owner -

%ProgramFiles%\WinPcap\rpcapd.exe" -d -f

"%ProgramFiles%\WinPcap\rpcapd.ini (file missing)
O23 - Service: PC Tools Spyware Doctor (SDhelper)

- PC Tools Research Pty Ltd - C:\Program

Files\Spyware Doctor\sdhelp.exe
O23 - Service: Webroot Spy Sweeper Engine

(svcWRSSSDK) - Webroot Software, Inc. - C:\Program

Files\Webroot\Spy Sweeper\WRSSSDK.exe
O23 - Service: Windows Update Manager

(UpdateManager) - Unknown owner -

C:\WINDOWS\update\updmgr.exe (file missing)
O23 - Service: Windows Update Service (UpdateSvc)

- Unknown owner - C:\WINDOWS\update\wuauclt.exe
O23 - Service: wins(WINS) (wins) - Unknown owner -

C:\WINDOWS\system32\winscntrl.exe (file missing)
O23 - Service: Windows User Mode Drivers (WUMD) -

Unknown owner - C:\WINDOWS\system32\wumd.exe (file

missing)