Lancement intempestif de IE

Bonjour

J'ai un problème avec IE au lancement de la machine il démarre tout seul et m'affiche une page web aléatoire
J'ai scanner avec spybot+microsoft antispyware+spysubtract
je trouve effectivement des spy que je vire mais celà reviens à chaque lancement
voici mon hijackthis

Logfile of HijackThis v1.99.1
Scan saved at 22:34:36, on 28/02/2005
Platform: Windows XP (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2600.0000)

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\nvsvc32.exe
c:\fotowin\RTETPISv.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Trend Micro\PC-cillin 9\Tmntsrv.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Virtual CD v4\System\vcdsecs.exe
C:\Program Files\Trend Micro\PC-cillin 9\PCCPFW.exe
C:\PROGRA~1\VIRTUA~1\System\VCDPlay.exe
C:\Program Files\Trend Micro\PC-cillin 9\Pop3trap.exe
C:\Program Files\Trend Micro\PC-cillin 9\pccguide.exe
C:\Program Files\Trend Micro\PC-cillin 9\PCCClient.exe
C:\Program Files\Roxio\Easy CD Creator 5\DirectCD\DirectCD.exe
C:\WINDOWS\System32\RUNDLL32.EXE
C:\WINDOWS\System32\spool\drivers\w32x86\3\hpztsb10.exe
C:\Program Files\OfferApp\OfferApp.exe
C:\Program Files\Microsoft AntiSpyware\gcasServ.exe
C:\Program Files\Preview AdService\PrevAdServ.exe
C:\WINDOWS\System32\vrsprtc.exe
C:\WINDOWS\System32\ctfmon.exe
C:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
C:\Program Files\Preview AdService\PrevAdKeep.exe
C:\Program Files\Fichiers communs\Microsoft Shared\Works Shared\wkcalrem.exe
C:\Program Files\Adobe\Acrobat 5.0\Distillr\AcroTray.exe
C:\Program Files\interMute\SpySubtract\SpySub.exe
C:\PROGRA~1\INCRED~1\bin\IMAPP.EXE
C:\Program Files\Microsoft AntiSpyware\gcasDtServ.exe
c:\xo.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\WINDOWS\Explorer.EXE
C:\Download\Nouveau dossier\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.fr/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
N3 - Netscape 7: user_pref("browser.startup.homepage", "http://www.google.fr"); (C:\Documents and Settings\jean michel\Application Data\Mozilla\Profiles\default\bb7mbfst.slt\prefs.js)
N3 - Netscape 7: user_pref("browser.search.defaultengine", "engine://C%3A%5CPROGRA%7E1%5CNetscape%5CNetscape%5Csearchplugins%5CNetscape_France.src"); (C:\Documents and Settings\jean michel\Application Data\Mozilla\Profiles\default\bb7mbfst.slt\prefs.js)
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Acrobat\ActiveX\AcroIEHelper.ocx
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: IEWatchObj Class - {9527D42F-D666-11D3-B8DD-00600838CD5F} - C:\WINDOWS\System32\IETie.dll
O2 - BHO: (no name) - {FFFFFEF0-5B30-21D4-945D-000000000000} - C:\PROGRA~1\STARDO~1\SDIEInt.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O4 - HKLM\..\Run: [VCDPlayer] C:\PROGRA~1\VIRTUA~1\System\VCDPlay.exe
O4 - HKLM\..\Run: [Pop3trap.exe] "C:\Program Files\Trend Micro\PC-cillin 9\Pop3trap.exe"
O4 - HKLM\..\Run: [pccguide.exe] "C:\Program Files\Trend Micro\PC-cillin 9\pccguide.exe"
O4 - HKLM\..\Run: [PCCClient.exe] "C:\Program Files\Trend Micro\PC-cillin 9\PCCClient.exe"
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\System32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [AdaptecDirectCD] "C:\Program Files\Roxio\Easy CD Creator 5\DirectCD\DirectCD.exe"
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\System32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [HPDJ Taskbar Utility] C:\WINDOWS\System32\spool\drivers\w32x86\3\hpztsb10.exe
O4 - HKLM\..\Run: [OfferApp] C:\Program Files\OfferApp\OfferApp.exe
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [gcasServ] "C:\Program Files\Microsoft AntiSpyware\gcasServ.exe"
O4 - HKLM\..\Run: [Preview AdService] C:\Program Files\Preview AdService\PrevAdServ.exe
O4 - HKLM\..\Run: [Virus Protect] vrsprtc.exe
O4 - HKLM\..\Run: [MSConfig] C:\WINDOWS\PCHealth\HelpCtr\Binaries\MSConfig.exe /auto
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_01\bin\jusched.exe
O4 - HKLM\..\Run: [Microsoft Works Portfolio] C:\Program Files\Microsoft Works\WksSb.exe /AllUsers
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\RunServices: [Virus Protect] vrsprtc.exe
O4 - HKCU\..\Run: [Microsoft Works Update Detection] C:\Program Files\Microsoft Works\WkDetect.exe
O4 - HKCU\..\Run: [IncrediMail] C:\PROGRA~1\INCRED~1\bin\IncMail.exe /c
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\ctfmon.exe
O4 - HKCU\..\Run: [SpybotSD TeaTimer] C:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
O4 - Global Startup: Rappels du Calendrier Microsoft Works.lnk = ?
O4 - Global Startup: Acrobat Assistant.lnk = C:\Program Files\Adobe\Acrobat 5.0\Distillr\AcroTray.exe
O4 - Global Startup: SpySubtract.lnk = C:\Program Files\interMute\SpySubtract\SpySub.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O8 - Extra context menu item: &Add animation to IncrediMail Style Box - C:\PROGRA~1\INCRED~1\bin\resources\WebMenuImg.htm
O8 - Extra context menu item: &NeoTrace It! - C:\PROGRA~1\NEOTRA~1\NTXcontext.htm
O8 - Extra context menu item: Télécharger avec Star Downloader - C:\PROGRA~1\STARDO~1\sdie.htm
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_01\bin\npjpi150_01.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_01\bin\npjpi150_01.dll
O9 - Extra button: Real.com - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - C:\WINDOWS\System32\Shdocvw.dll
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O9 - Extra 'Tools' menuitem: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O14 - IERESET.INF: START_PAGE_URL=http://home.free.fr/
O16 - DPF: {CAFEEFAC-0014-0001-0007-ABCDEFFEDCBA} (Environnement d'exécution Java 1.4.1_07) -
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: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe
O23 - Service: PC-cillin PersonalFirewall (PCCPFW) - Trend Micro Inc. - C:\Program Files\Trend Micro\PC-cillin 9\PCCPFW.exe
O23 - Service: RTE : Partage TAPI (RTETAPIService) - RTE Software - c:\fotowin\RTETPISv.exe
O23 - Service: Trend NT Realtime Service (Tmntsrv) - Trend Micro Inc. - C:\Program Files\Trend Micro\PC-cillin 9\Tmntsrv.exe
O23 - Service: VCDSecS - H+H Software GmbH - C:\Program Files\Virtual CD v4\System\vcdsecs.exe

Si il y a une bonne ame pour me dire comment virer cette m....

merci par avance

Cordialement