(virus) trojan et bancos..

bonjour marie.je suis gauche et maladroit avec un pc .voila le rapport hijackthis et merci de t'interresser a mon probleme....
Logfile of HijackThis v1.99.1
Scan saved at 22:59:09, on 13/01/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.5730.0011)

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\spoolsv.exe
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\system32\cisvc.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Fichiers communs\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\HPZipm12.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\SilvercrestOffice\KMaestro.exe
C:\Program Files\HP\HP Software Update\HPWuSchd2.exe
C:\WINDOWS\system32\LVCOMSX.EXE
C:\Program Files\Logitech\Video\LogiTray.exe
C:\Program Files\Java\j2re1.4.2_04\bin\jusched.exe
C:\Program Files\QuickTime\qttask.exe
C:\Program Files\HP\hpcoretech\hpcmpmgr.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\Windows Media Player\WMPNSCFG.exe
C:\Program Files\Logitech\Video\FxSvr2.exe
C:\WINDOWS\system32\cidaemon.exe
C:\WINDOWS\system32\cidaemon.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\HIJACKTHIS\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.fr/?gws_rd=ssl
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
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O3 - Toolbar: Yahoo! Toolbar avec bloqueur de fenêtres pop-up - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O4 - HKLM\..\Run: [BtcMaestro] C:\Program Files\SilvercrestOffice\KMaestro.exe
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [PinnacleDriverCheck] C:\WINDOWS\system32\PSDrvCheck.exe -CheckReg
O4 - HKLM\..\Run: [HP Software Update] C:\Program Files\HP\HP Software Update\HPWuSchd2.exe
O4 - HKLM\..\Run: [LVCOMSX] C:\WINDOWS\system32\LVCOMSX.EXE
O4 - HKLM\..\Run: [LogitechVideoRepair] C:\Program Files\Logitech\Video\ISStart.exe
O4 - HKLM\..\Run: [LogitechVideoTray] C:\Program Files\Logitech\Video\LogiTray.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\j2re1.4.2_04\bin\jusched.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [HP Component Manager] "C:\Program Files\HP\hpcoretech\hpcmpmgr.exe"
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [LogitechSoftwareUpdate] "C:\Program Files\Logitech\Video\ManifestEngine.exe" boot
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [Wallpaper] "C:\Program Files\Wallpaper\Wallpaper.exe" Starter
O4 - HKCU\..\Run: [ccleaner] "C:\Program Files\CCleaner\ccleaner.exe" /AUTO
O4 - HKCU\..\Run: [WMPNSCFG] C:\Program Files\Windows Media Player\WMPNSCFG.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\j2re1.4.2_04\bin\npjpi142_04.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\j2re1.4.2_04\bin\npjpi142_04.dll
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
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
O11 - Options group: [INTERNATIONAL] International*
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: {2250C29C-C5E9-4F55-BE4E-01E45A40FCF1} (CMediaMix Object) - http://musicmix.messenger.msn.com/Medialogic.CAB
O16 - DPF: {4ED9DDF0-7479-4BBE-9335-5A1EDB1D8A21} - http://download.mcafee.com/molbin/shared/mcinsctl/4,0,0,95/mcinsctl.cab
O16 - DPF: {AB86CE53-AC9F-449F-9399-D8ABCA09EC09} (Get_ActiveX Control) - https://h17000.www1.hp.com/ewfrf-JAVA/Secure/HPGetDownloadManager.ocx
O16 - DPF: {EB387D2F-E27B-4D36-979E-847D1036C65D} (QDiagHUpdateObj Class) - http://h30043.www3.hp.com/aio/fr/check/qdiagh.cab?326
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
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: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: Pml Driver HPZ12 - HP - C:\WINDOWS\system32\HPZipm12.exe
O23 - Service: PsShutdown (PsShutdownSvc) - Systems Internals - C:\WINDOWS\System32\PSSDNSVC.EXE

j'ai avast comme anti virus et j'ai fait un scan panda (vu sur un site)
voila le rapport:
Incident Status Location

Potentially unwanted tool:application/zango Not disinfected HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{56F1D444-11BF-4879-A12B-79CF0177F038}
Spyware:Cookie/RealMedia Not disinfected C:\Documents and Settings\GERARD\Cookies\gerard@247realmedia[1].txt
Spyware:Cookie/Adviva Not disinfected C:\Documents and Settings\GERARD\Cookies\gerard@adviva[2].txt
Spyware:Cookie/Atlas DMT Not disinfected C:\Documents and Settings\GERARD\Cookies\gerard@atdmt[2].txt
Spyware:Cookie/Bluestreak Not disinfected C:\Documents and Settings\GERARD\Cookies\gerard@bluestreak[2].txt
Spyware:Cookie/Mediaplex Not disinfected C:\Documents and Settings\GERARD\Cookies\gerard@mediaplex[2].txt
Spyware:Cookie/Reliablestats Not disinfected C:\Documents and Settings\GERARD\Cookies\gerard@stats1.reliablestats[2].txt
Spyware:Cookie/Weborama Not disinfected C:\Documents and Settings\GERARD\Cookies\gerard@weborama[2].txt
Spyware:Cookie/Xiti Not disinfected C:\Documents and Settings\GERARD\Cookies\gerard@xiti[1].txt
Spyware:Cookie/2o7 Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@2o7[2].txt
Spyware:Cookie/Adtech Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@adtech[2].txt
Spyware:Cookie/Advertising Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@advertising[2].txt
Spyware:Cookie/Falkag Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@as1.falkag[2].txt
Spyware:Cookie/Atlas DMT Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@atdmt[2].txt
Spyware:Cookie/Bluestreak Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@bluestreak[1].txt
Spyware:Cookie/Doubleclick Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@doubleclick[2].txt
Spyware:Cookie/FastClick Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@fastclick[2].txt
Spyware:Cookie/fe.lea.lycos Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@fe.lea.lycos[1].txt
Spyware:Cookie/Maxserving Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@maxserving[1].txt
Spyware:Cookie/Mediaplex Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@mediaplex[2].txt
Spyware:Cookie/Overture Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@overture[1].txt
Spyware:Cookie/Overture Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@perf.overture[1].txt
Spyware:Cookie/RealMedia Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@realmedia[1].txt
Spyware:Cookie/Serving-sys Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@serving-sys[2].txt
Spyware:Cookie/Statcounter Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@statcounter[2].txt
Spyware:Cookie/WebtrendsLive Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@statse.webtrendslive[2].txt
Spyware:Cookie/Tradedoubler Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@tradedoubler[2].txt
Spyware:Cookie/Valueclick Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@valueclick[2].txt
Spyware:Cookie/Weborama Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@weborama[2].txt
Spyware:Cookie/Xiti Not disinfected C:\Documents and Settings\NATHALIE\Cookies\nathalie@xiti[1].txt
Adware:Adware/NaviPromo Not disinfected C:\Program Files\WebMediaPlayer\uninst.exe[²ÜÇ\NSUtils.dll]