Prise de tete!!

salut,

apres quelques jours de recherche et de prise de tete, spyboot, ad-aware, antivirus, hijackthis et tout le toutim.
je fixe les lignes que me définis hijackthis mais elles reviennent tout le temps et donc page de démarrage de IE avec about_blank.
Si quelqu'un peut m'aider!
merci

Logfile of HijackThis v1.99.0
Scan saved at 14:40:30, on 24/02/05
Platform: Windows 98 SE (Win9x 4.10.2222A)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

Running processes:
C:\WINDOWS\SYSTEM\KERNEL32.DLL
C:\WINDOWS\SYSTEM\MSGSRV32.EXE
C:\WINDOWS\SYSTEM\SPOOL32.EXE
C:\WINDOWS\SYSTEM\MPREXE.EXE
C:\PROGRAM FILES\NETWORK ASSOCIATES\VIRUSSCAN\AVSYNMGR.EXE
C:\WINDOWS\SYSTEM\mmtask.tsk
C:\PROGRAM FILES\NETWORK ASSOCIATES\VIRUSSCAN\VSSTAT.EXE
C:\WINDOWS\EXPLORER.EXE
C:\PROGRAM FILES\NETWORK ASSOCIATES\VIRUSSCAN\VSHWIN32.EXE
C:\PROGRAM FILES\NETWORK ASSOCIATES\VIRUSSCAN\AVCONSOL.EXE
C:\WINDOWS\SYSTEM\SYSTRAY.EXE
C:\PROGRAM FILES\OLITEC\RNIS\GSYNO.EXE
C:\PROGRAM FILES\OLITEC\RNIS\GISDNLOG.EXE
C:\WINDOWS\SYSTEM\QTTASK.EXE
C:\WINDOWS\RUNDLL32.EXE
C:\PROGRAM FILES\WINZIP\WZQKPICK.EXE
C:\WINDOWS\SYSTEM\WMIEXE.EXE
C:\WINDOWS\SYSTEM\PSTORES.EXE
C:\WINDOWS\SYSTEM\DDHELP.EXE
C:\PROGRAM FILES\OUTLOOK EXPRESS\MSIMN.EXE
C:\WINDOWS\SYSTEM\RNAAPP.EXE
C:\WINDOWS\SYSTEM\TAPISRV.EXE
C:\PROGRAM FILES\INTERNET EXPLORER\IEXPLORE.EXE
C:\PROGRAM FILES\WINZIP\WINZIP32.EXE
C:\WINDOWS\TEMP\HIJACKTHIS.EXE

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = res://C:\WINDOWS\TEMP\se.dll/sp.html
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = res://C:\WINDOWS\TEMP\se.dll/sp.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant = about:blank
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,HomeOldSP = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,HomeOldSP = about:blank
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\PROGRAM FILES\ADOBE\ACROBAT 5.0\READER\ACTIVEX\ACROIEHELPER.OCX
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O2 - BHO: Explorer Class - {962F12AE-2773-4BEB-99EA-B5C3AB9A6606} - C:\WINDOWS\SYSTEM\DSMANA~1.DLL
O2 - BHO: (no name) - {5C1F4887-8650-11D9-A4BE-0010C74834EA} - C:\WINDOWS\SYSTEM\EOO.DLL
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll
O4 - HKLM\..\Run: [ScanRegistry] C:\WINDOWS\scanregw.exe /autorun
O4 - HKLM\..\Run: [SystemTray] SysTray.Exe
O4 - HKLM\..\Run: [GazelDisplay] "C:\Program Files\Olitec\RNIS\gsyno.exe" -h
O4 - HKLM\..\Run: [GisdnLog] "C:\Program Files\Olitec\RNIS\gisdnlog.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\WINDOWS\SYSTEM\QTTASK.EXE" -atboottime
O4 - HKLM\..\Run: [sp] rundll32 C:\WINDOWS\TEMP\SE.DLL,DllInstall
O4 - HKLM\..\RunServices: [McAfeeVirusScanService] C:\Program Files\Network Associates\VirusScan\AVSYNMGR.EXE
O4 - HKCU\..\Run: [key] C:\WINDOWS\SYSTEM\winxp.exe
O4 - HKCU\..\Run: [Spyware Doctor] "C:\Program Files\Spyware Doctor\swdoctor.exe" /Q
O4 - Startup: SpySubtract.lnk = C:\Program Files\interMute\SpySubtract\SpySub.exe
O4 - Startup: WinZip Quick Pick.lnk = C:\Program Files\winzip\WZQKPICK.EXE
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O8 - Extra context menu item: &Google Search - res://C:\PROGRAM FILES\GOOGLE\GOOGLETOOLBAR2.DLL/cmsearch.html
O8 - Extra context menu item: Version de la page actuelle disponible dans le cache Google - res://C:\PROGRAM FILES\GOOGLE\GOOGLETOOLBAR2.DLL/cmcache.html
O8 - Extra context menu item: Pages similaires - res://C:\PROGRAM FILES\GOOGLE\GOOGLETOOLBAR2.DLL/cmsimilar.html
O8 - Extra context menu item: Pages liées - res://C:\PROGRAM FILES\GOOGLE\GOOGLETOOLBAR2.DLL/cmbacklinks.html
O12 - Plugin for .pdf%20: C:\PROGRA~1\INTERN~1\PLUGINS\nppdf32.dll
O12 - Plugin for .pdf: C:\PROGRA~1\INTERN~1\PLUGINS\nppdf32.dll
O16 - DPF: {4ED9DDF0-7479-4BBE-9335-5A1EDB1D8A21} (McAfee.com Operating System Class) - http://bin.mcafee.com/molbin/shared/mcinsctl/fr/4,0,0,5/mcinsctl.cab
O16 - DPF: {C2FCEF52-ACE9-11D3-BEBD-00105AA9B6AE} (Symantec RuFSI Registry Information Class) - http://security.symantec.com/sscv6/SharedContent/common/bin/cabsa.cab
O16 - DPF: {80DD2229-B8E4-4C77-B72F-F22972D723EA} (AvxScanOnline Control) - http://www.bitdefender.com/scan/Msie/bitdefender.cab
O16 - DPF: {644E432F-49D3-41A1-8DD5-E099162EEEC5} (Symantec RuFSI Utility Class) - http://security.symantec.com/sscv6/SharedContent/common/bin/cabsa.cab
O16 - DPF: {2BC66F54-93A8-11D3-BEB6-00105AA9B6AE} (Symantec AntiVirus scanner) - http://security.symantec.com/sscv6/SharedContent/vc/bin/AvSniff.cab
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab31267.cab
O16 - DPF: {F6BF0D00-0B2A-4A75-BF7B-F385591623AF} (Solitaire Showdown Class) - http://messenger.zone.msn.com/binary/SolitaireShowdown.cab31267.cab
O16 - DPF: {8F48147B-78D9-40F9-ACC0-BDDE59B246F4} (AccountHelper Class) - http://register.tiscali.fr/configurateur/AccountHelper.cab
O16 - DPF: {9A9307A0-7DA4-4DAF-B042-5009F29E09E1} (ActiveScan Installer Class) - http://www.pandasoftware.com/activescan/as5/asinst.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/msnmessengersetupdownloader.cab
O18 - Filter: text/html - {657ED1A1-8661-11D9-A4BE-00102AB3B24A} - C:\WINDOWS\SYSTEM\EOO.DLL
O18 - Filter: text/plain - {657ED1A1-8661-11D9-A4BE-00102AB3B24A} - C:\WINDOWS\SYSTEM\EOO.DLL