voila : (le problème c'est que après ce rapport j'ai supprimé les 3 lignes conseillées pour la première personne :
R0 - HKCUSoftwareMicrosoftInternet ExplorerMain,Start Page = Travaillez plus.com
O4 - HKCU..Run: [MsnMsgr] "C:Program FilesWindows LiveMessengerMsnMsgr.Exe" /background
O7 - HKCUSoftwareMicrosoftWindowsCurrentVersionPoliciesSystem, DisableRegedit=1)
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 11:01:53, on 23/01/2009
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16762)
Boot mode: Normal
Running processes:
C:WINDOWSSystem32smss.exe
C:WINDOWSsystem32winlogon.exe
C:WINDOWSsystem32services.exe
C:WINDOWSsystem32lsass.exe
C:WINDOWSsystem32svchost.exe
C:WINDOWSSystem32svchost.exe
C:WINDOWSsystem32svchost.exe
C:WINDOWSsystem32wscript.exe
C:WINDOWSExplorer.EXE
C:WINDOWSsystem32spoolsv.exe
C:Program FilesGrisoftAVG Anti-Spyware 7.5guard.exe
C:AcerEmpowering TechnologyadmServ.exe
C:Program FilesAcerAcer ArcadeKernelTVCLCapSvc.exe
C:Program FilesAcerAcer ArcadeKernelCLML_NTServiceCLMLServer.exe
C:Program FilesGoogleCommonGoogle UpdaterGoogleUpdaterService.exe
C:Program FilesAcerAcer ArcadeKernelCLML_NTServiceCLMLService.exe
C:Program FilesFichiers communsLightScribeLSSrvc.exe
C:Program FilesCyberLinkShared FilesRichVideo.exe
C:WINDOWSsystem32svchost.exe
C:Program FilesAcerAcer ArcadeKernelTVCLSched.exe
C:AcerEmpowering TechnologyePowerePower_DMC.exe
C:Program FilesGrisoftAVG Anti-Spyware 7.5avgas.exe
C:Program FilesWindows LiveMessengerMsnMsgr.Exe
C:WINDOWSsystem32ctfmon.exe
C:Program FilesLaunch ManagerLManager.exe
C:Program FilesOpenOffice.org 2.4programsoffice.exe
C:Program FilesOpenOffice.org 2.4programsoffice.BIN
C:WINDOWSsystem32wbemunsecapp.exe
C:WINDOWSsystem32igfxext.exe
C:WINDOWSsystem32igfxsrvc.exe
C:Program FilesMozilla Firefoxfirefox.exe
C:Documents and SettingsmélodieBureaustop.exe
R0 - HKCUSoftwareMicrosoftInternet ExplorerMain,Start Page = Travaillez plus.com
R1 - HKLMSoftwareMicrosoftInternet ExplorerMain,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLMSoftwareMicrosoftInternet ExplorerMain,Default_Search_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLMSoftwareMicrosoftInternet ExplorerMain,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLMSoftwareMicrosoftInternet ExplorerMain,Start Page = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKCUSoftwareMicrosoftInternet ExplorerMain,Window Title = Au travail !Arrêtez de surfer!
R1 - HKCUSoftwareMicrosoftWindowsCurrentVersionInternet Settings,ProxyOverride = *.local
R0 - HKCUSoftwareMicrosoftInternet ExplorerToolbar,LinksFolderName = Liens
R3 - URLSearchHook: Yahoo! Toolbar avec bloqueur de fenêtres pop-up - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:Program FilesYahoo!CompanionInstallscpnyt.dll
F2 - REG:system.ini: UserInit=C:WINDOWSsystem32userinit.exe,C:WINDOWSsystem32wscript.exe C:WINDOWSsystem32antinul.vbe
O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4EFB-9B51-7695ECA05670} - C:Program FilesYahoo!CompanionInstallscpnyt.dll
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - c:Program FilesAdobeAcrobat 7.0ActiveXAcroIEHelper.dll
O2 - BHO: EoRezoBHO - {64F56FC1-1272-44CD-BA6E-39723696E350} - C:Program FilesEoRezoEoAdvEoRezoBHO.dll (file missing)
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:Program FilesJavajre1.6.0_03inssv.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Programme d'aide de l'Assistant de connexion Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:Program FilesFichiers communsMicrosoft SharedWindows LiveWindowsLiveLogin.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:Program FilesGoogleGoogleToolbarNotifier4.1.805.4472swg.dll
O2 - BHO: Windows Live Toolbar Helper - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:Program FilesWindows Live Toolbarmsntb.dll
O3 - Toolbar: Acer eDataSecurity Management - {5CBE3B7C-1E47-477e-A7DD-396DB0476E29} - C:WINDOWSsystem32eDStoolbar.dll
O3 - Toolbar: Yahoo! Toolbar avec bloqueur de fenêtres pop-up - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:Program FilesYahoo!CompanionInstallscpnyt.dll
O3 - Toolbar: Windows Live Toolbar - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:Program FilesWindows Live Toolbarmsntb.dll
O4 - HKLM..Run: [ePower_DMC] C:AcerEmpowering TechnologyePowerePower_DMC.exe
O4 - HKLM..Run: [!AVG Anti-Spyware] "C:Program FilesGrisoftAVG Anti-Spyware 7.5avgas.exe" /minimized
O4 - HKCU..Run: [MsnMsgr] "C:Program FilesWindows LiveMessengerMsnMsgr.Exe" /background
O4 - HKCU..Run: [ctfmon.exe] C:WINDOWSsystem32ctfmon.exe
O4 - HKUSS-1-5-19..Run: [CTFMON.EXE] C:WINDOWSsystem32CTFMON.EXE (User 'SERVICE LOCAL')
O4 - HKUSS-1-5-20..Run: [CTFMON.EXE] C:WINDOWSsystem32CTFMON.EXE (User 'SERVICE RESEAU')
O4 - HKUSS-1-5-18..Run: [CTFMON.EXE] C:WINDOWSsystem32CTFMON.EXE (User 'SYSTEM')
O4 - HKUS.DEFAULT..Run: [CTFMON.EXE] C:WINDOWSsystem32CTFMON.EXE (User 'Default user')
O4 - Startup: OpenOffice.org 2.4.lnk = C:Program FilesOpenOffice.org 2.4programquickstart.exe
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:Program FilesAdobeAcrobat 7.0Reader
eader_sl.exe
O4 - Global Startup: Microsoft Office.lnk = C:Program FilesMicrosoft OfficeOffice10OSA.EXE
O4 - Global Startup: Adobe Gamma Loader.lnk = C:Program FilesFichiers communsAdobeCalibrationAdobe Gamma Loader.exe
O4 - Global Startup: Launch Manager.LNK = C:Program FilesLaunch ManagerLManager.exe
O7 - HKCUSoftwareMicrosoftWindowsCurrentVersionPoliciesSystem, DisableRegedit=1
O8 - Extra context menu item: &Windows Live Search - res://C:Program FilesWindows Live Toolbarmsntb.dll/search.htm
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:PROGRA~1MICROS~2Office10EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:Program FilesJavajre1.6.0_03inssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:Program FilesJavajre1.6.0_03inssv.dll
O9 - Extra button: Ajout Direct - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:Program FilesWindows LiveWriterWriterBrowserExtension.dll
O9 - Extra 'Tools' menuitem: &Ajout Direct dans Windows Live Writer - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:Program FilesWindows LiveWriterWriterBrowserExtension.dll
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:WINDOWSNetwork Diagnosticxpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:WINDOWSNetwork Diagnosticxpnetdiag.exe
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:Program FilesMessengermsmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:Program FilesMessengermsmsgs.exe
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/get/s ... wflash.cab
O23 - Service: AVG Anti-Spyware Guard - GRISOFT s.r.o. - C:Program FilesGrisoftAVG Anti-Spyware 7.5guard.exe
O23 - Service: AdminWorks Agent X6 (AWService) - Avocent Inc. - C:AcerEmpowering TechnologyadmServ.exe
O23 - Service: CyberLink Background Capture Service (CBCS) (CLCapSvc) - Unknown owner - C:Program FilesAcerAcer ArcadeKernelTVCLCapSvc.exe
O23 - Service: CyberLink Task Scheduler (CTS) (CLSched) - Unknown owner - C:Program FilesAcerAcer ArcadeKernelTVCLSched.exe
O23 - Service: CyberLink Media Library Service - Cyberlink - C:Program FilesAcerAcer ArcadeKernelCLML_NTServiceCLMLServer.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:Program FilesGoogleCommonGoogle UpdaterGoogleUpdaterService.exe
O23 - Service: LightScribeService Direct Disc Labeling Service (LightScribeService) - Hewlett-Packard Company - C:Program FilesFichiers communsLightScribeLSSrvc.exe
O23 - Service: Cyberlink RichVideo Service(CRVS) (RichVideo) - Unknown owner - C:Program FilesCyberLinkShared FilesRichVideo.exe
--
End of file - 8119 bytes
merci