Pub incessantes

Bonjour,
je suis confronte a un sérieux problème je reçois lors de ma navigation différents pages de pub . je sais que le problème a été résolu plusieurs fois sur ce site mais j'ai l'impression que c'est pas toujours la même infection a éliminer ...
voila le compte rendu de hijackthis :




Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 20:14:07, on 31/12/2009
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.20583)
Boot mode: Normal

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\system32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\ANI\ANIWZCS2 Service\ANIWZCSdS.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\SOUNDMAN.EXE
C:\Program Files\Acronis\TrueImageHome\TrueImageMonitor.exe
C:\Program Files\Fichiers communs\Acronis\Schedule2\schedhlp.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Program Files\Unlocker\UnlockerAssistant.exe
C:\Program Files\CyberLink\PowerDVD\PDVDServ.exe
C:\WINDOWS\System32\regsvr32.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Ares\Ares.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\system32\rundll32.exe
C:\Program Files\uTorrent\uTorrent.exe
C:\documents and settings\administrateur\local settings\application data\hcvwklea.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\aMSN\bin\wish.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Winamp\winamp.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Documents and Settings\Administrateur\Bureau\HiJackThis.exe

R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.microsoft.com/fwlink/?LinkId=69157
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://v105albany.com/bc/2goodads.php
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = *.local
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
R3 - URLSearchHook: Softonic France Toolbar - {364d4e0c-543f-4b85-abe3-19551139da4f} - C:\Program Files\Softonic_France\tbSof1.dll
O2 - BHO: Aide pour le lien d'Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: gooochi browser enhancer - {2D75D21B-F180-2329-B883-BFF514A66DB4} - C:\WINDOWS\system32\cdlqlikafeaey.dll
O2 - BHO: Softonic France Toolbar - {364d4e0c-543f-4b85-abe3-19551139da4f} - C:\Program Files\Softonic_France\tbSof1.dll
O2 - BHO: MessengerUpdate - {5948A52A-BA3A-49A8-BCAF-D578502BDA9D} - C:\Documents and Settings\Administrateur\Application Data\Messenger\Drivers\MsgUpdate.dll
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: precisead search enhancer - {8510CAC5-688D-ED45-B70B-44CDD0612DDE} - C:\WINDOWS\system32\xcifjlaocgdhc.dll
O2 - BHO: Ask Toolbar BHO - {D4027C7F-154A-4066-A1AD-4243D8127440} - C:\Program Files\Ask.com\GenericAskToolbar.dll
O2 - BHO: (no name) - {F1664A96-032A-4ACB-8F1F-53DD46D7ABE5} - C:\WINDOWS\system32\browse.dll
O3 - Toolbar: Softonic France Toolbar - {364d4e0c-543f-4b85-abe3-19551139da4f} - C:\Program Files\Softonic_France\tbSof1.dll
O3 - Toolbar: Ask Toolbar - {D4027C7F-154A-4066-A1AD-4243D8127440} - C:\Program Files\Ask.com\GenericAskToolbar.dll
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [TrueImageMonitor.exe] C:\Program Files\Acronis\TrueImageHome\TrueImageMonitor.exe
O4 - HKLM\..\Run: [AcronisTimounterMonitor] C:\Program Files\Acronis\TrueImageHome\TimounterMonitor.exe
O4 - HKLM\..\Run: [Acronis Scheduler2 Service] "C:\Program Files\Fichiers communs\Acronis\Schedule2\schedhlp.exe"
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [UnlockerAssistant] "C:\Program Files\Unlocker\UnlockerAssistant.exe"
O4 - HKLM\..\Run: [DAEMON Tools] "%ProgramFiles%\DAEMON Tools\daemon.exe\" -lang 1033
O4 - HKLM\..\Run: [RemoteControl] "C:\Program Files\CyberLink\PowerDVD\PDVDServ.exe"
O4 - HKLM\..\Run: [LanguageShortcut] "C:\Program Files\CyberLink\PowerDVD\Language\Language.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime Alternative\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [pniyorvjqyn] C:\WINDOWS\System32\regsvr32.exe /s "C:\WINDOWS\system32\cdlqlikafeaey.dll"
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [DAEMON Tools] "C:\Program Files\DAEMON Tools\daemon.exe" -lang 1033
O4 - HKCU\..\Run: [ares] "C:\Program Files\Ares\Ares.exe" -h
O4 - HKCU\..\Run: [IgfxSys] rundll32.exe "C:\Documents and Settings\Administrateur\Application Data\Messenger\Drivers\IgfxSys.dll",StartProtector
O4 - HKCU\..\Run: [uTorrent] "C:\Program Files\uTorrent\uTorrent.exe"
O4 - HKCU\..\Run: [hcvwklea] "c:\documents and settings\administrateur\local settings\application data\hcvwklea.exe" hcvwklea
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-19\..\RunOnce: [nltide_2] regsvr32 /s /n /i:U shell32 (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-20\..\RunOnce: [nltide_2] regsvr32 /s /n /i:U shell32 (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [nltide_2] regsvr32 /s /n /i:U shell32 (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O4 - HKUS\.DEFAULT\..\RunOnce: [nltide_2] regsvr32 /s /n /i:U shell32 (User 'Default user')
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~1\Office12\EXCEL.EXE/3000
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: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~1\Office12\REFIEBAR.DLL
O23 - Service: ANIWZCSd Service (ANIWZCSdService) - Wireless Service - C:\Program Files\ANI\ANIWZCS2 Service\ANIWZCSdS.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe