Comment détruire le virus Lsas.Blaster.Keylog

Bonjour,

J'ai le rapport suivant d'après HIJACKTHIS

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 21:16:03, on 16/11/2009
Platform: Windows Vista SP2 (WinNT 6.00.1906)
MSIE: Internet Explorer v8.00 (8.00.6001.18828)
Boot mode: Normal

Running processes:
C:\Windows\system32\taskeng.exe
C:\Windows\system32\Dwm.exe
C:\Windows\Explorer.EXE
C:\Program Files\Windows Defender\MSASCui.exe
C:\Windows\RtHDVCpl.exe
C:\Windows\WindowsMobile\wmdc.exe
C:\Program Files\Java\jre1.6.0\bin\jusched.exe
C:\Program Files\Common Files\InstallShield\UpdateService\issch.exe
C:\Program Files\Common Files\Roxio Shared\9.0\SharedCOM\RoxWatchTray9.exe
C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
C:\Program Files\HP\HP Software Update\hpwuSchd2.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Windows\System32\igfxtray.exe
C:\Windows\System32\hkcmd.exe
C:\Windows\System32\mobsync.exe
C:\Windows\System32\igfxpers.exe
C:\Program Files\Creative\Creative Live! Cam\VideoFX\StartFX.exe
C:\Windows\V0350Mon.exe
C:\Program Files\Dell Support Center\bin\sprtcmd.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\Windows\system32\igfxsrvc.exe
C:\Program Files\Alwil Software\Avast4\ashDisp.exe
C:\Windows\ehome\ehtray.exe
C:\Program Files\Windows Live\Messenger\msnmsgr.exe
C:\Program Files\Skype\Phone\Skype.exe
C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
C:\Program Files\Windows Media Player\wmpnscfg.exe
C:\Program Files\DartyBox_v3\Bewan\AssistantDB\AssistantDB_Bewan.exe
C:\Program Files\HP\Digital Imaging\bin\hpqtra08.exe
C:\Windows\ehome\ehmsas.exe
C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
C:\Program Files\Mozilla Firefox\firefox.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\Google\Google Toolbar\GoogleToolbarUser_32.exe
C:\Windows\system32\SearchFilterHost.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.dartybox.com
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = https://www.msn.com/fr-fr/?ocid=iehp
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.msn.com/fr-fr/?ocid=iehp
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Internet Explorer fourni par Dell
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = local
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
O1 - Hosts: ::1 localhost
O2 - BHO: HP Print Clips - {053F9267-DC04-4294-A72C-58F732D338C0} - C:\Program Files\HP\Smart Web Printing\hpswp_framework.dll
O2 - BHO: Aide pour le lien d'Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: Skype add-on (mastermind) - {22BF413B-C6D2-4d91-82A9-A0F997BA588C} - C:\Program Files\Skype\Toolbars\Internet Explorer\SkypeIEPlugin.dll
O2 - BHO: RealPlayer Download and Record Plugin for Internet Explorer - {3049C3E9-B461-4BC5-8870-4C09146192CA} - C:\Program Files\Real\RealPlayer\rpbrowserrecordplugin.dll
O2 - BHO: (no name) - {5C255C8A-E604-49b4-9D64-90988571CECB} - (no file)
O2 - BHO: Search Helper - {6EBF7485-159F-4bff-A14F-B9E3AAC4465B} - C:\Program Files\Microsoft\Search Enhancement Pack\Search Helper\SEPsearchhelperie.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - c:\Program Files\Java\jre1.6.0\bin\ssv.dll
O2 - BHO: Programme d'aide de l'Assistant de connexion Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - C:\Program Files\Google\Google Toolbar\GoogleToolbar_32.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Program Files\Google\GoogleToolbarNotifier\5.3.4501.1418\swg.dll
O2 - BHO: Google Dictionary Compression sdch - {C84D72FE-E17D-4195-BB24-76C02E2E7C4E} - C:\Program Files\Google\Google Toolbar\Component\fastsearch_B7C5AC242193BB3E.dll
O2 - BHO: Browser Address Error Redirector - {CA6319C0-31B7-401E-A518-A07C3DB8F777} - C:\Program Files\Dell\BAE\BAE.dll
O2 - BHO: Windows Live Toolbar Helper - {E15A8DC0-8516-42A1-81EA-DC94EC1ACF10} - C:\Program Files\Windows Live\Toolbar\wltcore.dll
O3 - Toolbar: &Windows Live Toolbar - {21FA44EF-376D-4D53-9B0F-8A89D3229068} - C:\Program Files\Windows Live\Toolbar\wltcore.dll
O3 - Toolbar: Google Toolbar - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - C:\Program Files\Google\Google Toolbar\GoogleToolbar_32.dll
O4 - HKLM\..\Run: [Windows Defender] %ProgramFiles%\Windows Defender\MSASCui.exe -hide
O4 - HKLM\..\Run: [ECenter] C:\Dell\E-Center\EULALauncher.exe
O4 - HKLM\..\Run: [RtHDVCpl] RtHDVCpl.exe
O4 - HKLM\..\Run: [Windows Mobile Device Center] %windir%\WindowsMobile\wmdc.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] "c:\Program Files\Java\jre1.6.0\bin\jusched.exe"
O4 - HKLM\..\Run: [ISUSScheduler] "C:\Program Files\Common Files\InstallShield\UpdateService\issch.exe" -start
O4 - HKLM\..\Run: [RoxWatchTray] "C:\Program Files\Common Files\Roxio Shared\9.0\SharedCOM\RoxWatchTray9.exe"
O4 - HKLM\..\Run: [Google Desktop Search] "C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe" /startup
O4 - HKLM\..\Run: [dscactivate] "C:\Program Files\Dell Support Center\gs_agent\custom\dsca.exe"
O4 - HKLM\..\Run: [ISUSPM Startup] C:\PROGRA~1\COMMON~1\INSTAL~1\UPDATE~1\ISUSPM.exe -startup
O4 - HKLM\..\Run: [HP Software Update] C:\Program Files\HP\HP Software Update\HPWuSchd2.exe
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [IgfxTray] C:\Windows\system32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\Windows\system32\hkcmd.exe
O4 - HKLM\..\Run: [Persistence] C:\Windows\system32\igfxpers.exe
O4 - HKLM\..\Run: [AVFX Engine] "C:\Program Files\Creative\Creative Live! Cam\VideoFX\StartFX.exe"
O4 - HKLM\..\Run: [V0350Mon.exe] C:\Windows\V0350Mon.exe
O4 - HKLM\..\Run: [DellSupportCenter] "C:\Program Files\Dell Support Center\bin\sprtcmd.exe" /P DellSupportCenter
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKCU\..\Run: [WindowsWelcomeCenter] rundll32.exe oobefldr.dll,ShowWelcomeCenter
O4 - HKCU\..\Run: [DellSupportCenter] "C:\Program Files\Dell Support Center\bin\sprtcmd.exe" /P DellSupportCenter
O4 - HKCU\..\Run: [ehTray.exe] C:\Windows\ehome\ehTray.exe
O4 - HKCU\..\Run: [Creative Live! Cam Manager] "C:\Program Files\Creative\Creative Live! Cam\Live! Cam Manager\CTLCMgr.exe"
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\Windows Live\Messenger\msnmsgr.exe" /background
O4 - HKCU\..\Run: [Skype] "C:\Program Files\Skype\Phone\Skype.exe" /nosplash /minimized
O4 - HKCU\..\Run: [swg] "C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe"
O4 - HKCU\..\Run: [WMPNSCFG] C:\Program Files\Windows Media Player\WMPNSCFG.exe
O4 - HKCU\..\Run: [Assistant DartyBox] C:\Program Files\DartyBox_v3\Bewan\AssistantDB\AssistantDB_Bewan.exe -m
O4 - HKUS\S-1-5-19\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /detectMem (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-19\..\Run: [WindowsWelcomeCenter] rundll32.exe oobefldr.dll,ShowWelcomeCenter (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /detectMem (User 'SERVICE RÉSEAU')
O4 - Global Startup: HP Digital Imaging Monitor.lnk = C:\Program Files\HP\Digital Imaging\bin\hpqtra08.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~3\Office12\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - c:\Program Files\Java\jre1.6.0\bin\npjpi160.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - c:\Program Files\Java\jre1.6.0\bin\npjpi160.dll
O9 - Extra button: @C:\Windows\WindowsMobile\INetRepl.dll,-222 - {2EAF5BB1-070F-11D3-9307-00C04FAE2D4F} - C:\Windows\WindowsMobile\INetRepl.dll
O9 - Extra button: (no name) - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\Windows\WindowsMobile\INetRepl.dll
O9 - Extra 'Tools' menuitem: @C:\Windows\WindowsMobile\INetRepl.dll,-223 - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\Windows\WindowsMobile\INetRepl.dll
O9 - Extra button: Livre de reliures HP - {58ECB495-38F0-49cb-A538-10282ABF65E7} - C:\Program Files\HP\Smart Web Printing\hpswp_extensions.dll
O9 - Extra button: Sélection intelligente HP - {700259D7-1666-479a-93B1-3250410481E8} - C:\Program Files\HP\Smart Web Printing\hpswp_extensions.dll
O9 - Extra button: Skype - {77BF5300-1474-4EC7-9980-D32B190E9B07} - C:\Program Files\Skype\Toolbars\Internet Explorer\SkypeIEPlugin.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~3\Office12\REFIEBAR.DLL
O13 - Gopher Prefix:
O16 - DPF: {04CB5B64-5915-4629-B869-8945CEBADD21} (Module de délivrance de certificat MINEFI) - https://static.impots.gouv.fr/abos/static/securite/certdgi1.cab
O16 - DPF: {215B8138-A3CF-44C5-803F-8226143CFC0A} (Trend Micro ActiveX Scan Agent 6.6) - http://ushousecall02.trendmicro.com/housecall/applet/html/native/x86/win32/activex/hcImpl.cab
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://gfx2.hotmail.com/mail/w2/resources/VistaMSNPUpldfr-fr.cab
O16 - DPF: {78ABDC59-D8E7-44D3-9A76-9A0918C52B4A} (DLoader Class) - http://dl.uc.sina.com/cab/downloader.cab
O16 - DPF: {E87F6C8E-16C0-11D3-BEF7-009027438003} (Persits Software XUpload) - http://www.girafoto.fr/XUpload.ocx
O16 - DPF: {EDFCB7CB-942C-4822-AF14-F0B687409848} (Image Uploader Control) - http://www.girafoto.fr/uploaders/aurigma_4_7_16/ImageUploader4.cab
O16 - DPF: {F6ACF75C-C32C-447B-9BEF-46B766368D29} (Creative Software AutoUpdate Support Package) - http://www.creative.com/softwareupdate/su2/ocx/15035/CTPID.cab
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\COMMON~1\Skype\SKYPE4~1.DLL
O20 - AppInit_DLLs: C:\PROGRA~1\Google\GOOGLE~2\GOEC62~1.DLL
O20 - Winlogon Notify: GoToAssist - C:\Program Files\Citrix\GoToAssist\508\G2AWinLogon.dll
O23 - Service: Apple Mobile Device - Apple Inc. - C:\Program Files\Common Files\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
O23 - Service: avast! Web Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
O23 - Service: Service Bonjour (Bonjour Service) - Apple Inc. - C:\Program Files\Bonjour\mDNSResponder.exe
O23 - Service: Google Desktop Manager 5.7.806.10245 (GoogleDesktopManager-061008-081103) - Google - C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
O23 - Service: GoToAssist - Citrix Online, a division of Citrix Systems, Inc. - C:\Program Files\Citrix\GoToAssist\508\g2aservice.exe
O23 - Service: Google Software Updater (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\1050\Intel 32\IDriverT.exe
O23 - Service: Service de l’iPod (iPod Service) - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: RoxMediaDB9 - Sonic Solutions - C:\Program Files\Common Files\Roxio Shared\9.0\SharedCOM\RoxMediaDB9.exe
O23 - Service: Roxio Hard Drive Watcher 9 (RoxWatch9) - Sonic Solutions - C:\Program Files\Common Files\Roxio Shared\9.0\SharedCOM\RoxWatch9.exe
O23 - Service: SupportSoft Sprocket Service (dellsupportcenter) (sprtsvc_dellsupportcenter) - SupportSoft, Inc. - C:\Program Files\Dell Support Center\bin\sprtsvc.exe
O23 - Service: stllssvr - MicroVision Development, Inc. - C:\Program Files\Common Files\SureThing Shared\stllssvr.exe