Oui je l'ai fais de maintes fois mais toujours le même résultat... 
Ce matin en rallumant mon PC en voulant aller sur mes mails Yahoo, la page met énormément de temps à vouloir s'afficher sans rien au bout du compte.
J'ai fais une analyse Ccleaner et réparer le registre mais rien n'y fais..
Voici mon rapport Hijackthis:
Logfile of HijackThis v1.99.1
Scan saved at 07:51:55, on 17/03/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16608)
Running processes:
D:\WINDOWS\System32\smss.exe
D:\WINDOWS\system32\winlogon.exe
D:\WINDOWS\system32\services.exe
D:\WINDOWS\system32\lsass.exe
D:\WINDOWS\system32\Ati2evxx.exe
D:\WINDOWS\system32\svchost.exe
D:\WINDOWS\System32\svchost.exe
D:\WINDOWS\system32\spoolsv.exe
D:\WINDOWS\system32\Ati2evxx.exe
D:\WINDOWS\Explorer.EXE
D:\WINDOWS\ATK0100\HControl.exe
D:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
D:\Program Files\Soft4Ever\looknstop\_looknstop.exe
D:\Program Files\ASUS\Wireless Console\wcourier.exe
C:\Mes Programmes\N0D32 V3\INSTALL\egui.exe
D:\WINDOWS\RTHDCPL.EXE
C:\Mes Programmes\N0D32 V3\INSTALL\ekrn.exe
D:\WINDOWS\system32\HPZipm12.exe
D:\WINDOWS\ATK0100\ATKOSD.exe
D:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe
C:\Mes Programmes\Pilotes HP Multifonctions\INSTALL\HP Software Update\HPWuSchd2.exe
D:\WINDOWS\system32\svchost.exe
D:\WINDOWS\system32\ctfmon.exe
C:\MESPRO~1\YAHOOM~1\MESSEN~1\YAHOOM~1.EXE
D:\Program Files\Windows Live\Messenger\msnmsgr.exe
C:\Mes Programmes\Spybot\Spybot - Search & Destroy\Spybot - Search & Destroy\TeaTimer.exe
C:\Mes Programmes\Pilotes HP Multifonctions\INSTALL\Digital Imaging\bin\hpqtra08.exe
C:\Mes Programmes\Pilotes HP Multifonctions\INSTALL\Digital Imaging\bin\hpqimzone.exe
D:\WINDOWS\system32\wuauclt.exe
D:\Program Files\Internet Explorer\IEXPLORE.EXE
D:\Program Files\Windows Live\Messenger\usnsvc.exe
C:\Mes Programmes\Hijackthis\HijackThis.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.google.fr/ie
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.fr/
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 =
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,First Home Page = http://go.microsoft.com/fwlink/?LinkId=54843
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4EFB-9B51-7695ECA05670} - D:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: Aide pour le lien d'Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - D:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: RealPlayer Download and Record Plugin for Internet Explorer - {3049C3E9-B461-4BC5-8870-4C09146192CA} - D:\Program Files\Real\RealPlayer\rpbrowserrecordplugin.dll
O2 - BHO: Spybot-S&D IE Protection - {53707962-6F74-2D53-2644-206D7942484F} - C:\MESPRO~1\Spybot\SPYBOT~1\SPYBOT~1\SDHelper.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} - D:\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} - D:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll
O4 - HKLM\..\Run: [Look 'n' Stop] "D:\Program Files\Soft4Ever\looknstop\looknstop.exe" -auto
O4 - HKLM\..\Run: [HControl] D:\WINDOWS\ATK0100\HControl.exe
O4 - HKLM\..\Run: [ATIPTA] "D:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe"
O4 - HKLM\..\Run: [Wireless Console] D:\Program Files\ASUS\Wireless Console\wcourier.exe
O4 - HKLM\..\Run: [egui] "C:\Mes Programmes\N0D32 V3\INSTALL\egui.exe" /hide /waitservice
O4 - HKLM\..\Run: [RTHDCPL] RTHDCPL.EXE
O4 - HKLM\..\Run: [SkyTel] SkyTel.EXE
O4 - HKLM\..\Run: [Alcmtr] ALCMTR.EXE
O4 - HKLM\..\Run: [TrojanScanner] C:\Mes Programmes\Trojan Remover 6.6.7 + Crack\INSTALL\Trojan Remover\Trjscan.exe
O4 - HKLM\..\Run: [TkBellExe] "D:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [HP Software Update] C:\Mes Programmes\Pilotes HP Multifonctions\INSTALL\HP Software Update\HPWuSchd2.exe
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "D:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\RunOnce: [WIAWizardMenu] RUNDLL32.EXE D:\WINDOWS\system32\sti_ci.dll,WiaCreateWizardMenu
O4 - HKCU\..\Run: [ctfmon.exe] D:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [Yahoo! Pager] "C:\MESPRO~1\YAHOOM~1\MESSEN~1\YAHOOM~1.EXE" -quiet
O4 - HKCU\..\Run: [msnmsgr] "D:\Program Files\Windows Live\Messenger\msnmsgr.exe" /background
O4 - HKCU\..\Run: [DAEMON Tools Pro Agent] "D:\Program Files\DAEMON Tools Pro\DTProAgent.exe"
O4 - HKCU\..\Run: [SpybotSD TeaTimer] C:\Mes Programmes\Spybot\Spybot - Search & Destroy\Spybot - Search & Destroy\TeaTimer.exe
O4 - Global Startup: Démarrage rapide du logiciel HP Image Zone.lnk = C:\Mes Programmes\Pilotes HP Multifonctions\INSTALL\Digital Imaging\bin\hpqthb08.exe
O4 - Global Startup: HP Digital Imaging Monitor.lnk = C:\Mes Programmes\Pilotes HP Multifonctions\INSTALL\Digital Imaging\bin\hpqtra08.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\MESPRO~1\MICROS~1\Office12\REFIEBAR.DLL
O9 - Extra button: (no name) - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\MESPRO~1\Spybot\SPYBOT~1\SPYBOT~1\SDHelper.dll
O9 - Extra 'Tools' menuitem: Spybot - Search & Destroy Configuration - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\MESPRO~1\Spybot\SPYBOT~1\SPYBOT~1\SDHelper.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)
O11 - Options group: [INTERNATIONAL] International*
O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} (YInstStarter Class) - D:\Program Files\Yahoo!\Common\yinsthelper.dll
O16 - DPF: {CF40ACC5-E1BB-4AFF-AC72-04C2F616BCA7} -
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - D:\PROGRA~1\WINDOW~4\MESSEN~1\MSGRAP~1.DLL
O18 - Protocol: ms-help - {314111C7-A502-11D2-BBCA-00C04F8EC294} - D:\Program Files\Fichiers communs\Microsoft Shared\Help\hxds.dll
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - D:\PROGRA~1\WINDOW~4\MESSEN~1\MSGRAP~1.DLL
O18 - Filter hijack: text/xml - {807563E5-5146-11D5-A672-00B0D022E945} - D:\PROGRA~1\FICHIE~1\MICROS~1\OFFICE12\MSOXMLMF.DLL
O20 - Winlogon Notify: WgaLogon - D:\WINDOWS\SYSTEM32\WgaLogon.dll
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - D:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - D:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: Eset HTTP Server (EhttpSrv) - ESET - C:\Mes Programmes\N0D32 V3\INSTALL\EHttpSrv.exe
O23 - Service: Eset Service (ekrn) - ESET - C:\Mes Programmes\N0D32 V3\INSTALL\ekrn.exe
O23 - Service: Pml Driver HPZ12 - HP - D:\WINDOWS\system32\HPZipm12.exe
Merci de votre aide
