Mode sans échec impossible - trojan sur le di

voici le rapport.

Reg export of SafeBoot key after repair:
========================

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot]
"AlternateShell"="cmd.exe"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal]

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\AppMgmt]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\Base]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\Boot Bus Extender]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\Boot file system]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\CryptSvc]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\DcomLaunch]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\dmadmin]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\dmboot.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\dmio.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\dmload.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\dmserver]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\EventLog]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\File system]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\Filter]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\HelpSvc]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\Netlogon]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\PCI Configuration]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\PlugPlay]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\PNP Filter]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\Primary disk]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\RpcSs]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\SCSI Class]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\sermouse.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\sr.sys]
@="FSFilter System Recovery"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\SRService]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\System Bus Extender]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\vds]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\vds]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\vga.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\vgasave.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\WinMgmt]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{36FC9E60-C465-11CF-8056-444553540000}]
@="Universal Serial Bus controllers"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{4D36E965-E325-11CE-BFC1-08002BE10318}]
@="CD-ROM Drive"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{4D36E967-E325-11CE-BFC1-08002BE10318}]
@="DiskDrive"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{4D36E969-E325-11CE-BFC1-08002BE10318}]
@="Standard floppy disk controller"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{4D36E96A-E325-11CE-BFC1-08002BE10318}]
@="Hdc"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{4D36E96B-E325-11CE-BFC1-08002BE10318}]
@="Keyboard"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{4D36E96F-E325-11CE-BFC1-08002BE10318}]
@="Mouse"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{4D36E977-E325-11CE-BFC1-08002BE10318}]
@="PCMCIA Adapters"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{4D36E97B-E325-11CE-BFC1-08002BE10318}]
@="SCSIAdapter"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{4D36E97D-E325-11CE-BFC1-08002BE10318}]
@="System"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{4D36E980-E325-11CE-BFC1-08002BE10318}]
@="Floppy disk drive"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{533C5B84-EC70-11D2-9505-00C04F79DEAF}]
@="Volume shadow copy"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{71A27CDD-812A-11D0-BEC7-08002BE2092F}]
@="Volume"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Minimal\{745A17A0-74D3-11D0-B6FE-00A0C90F57DA}]
@="Human Interface Devices"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network]

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\AFD]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\AppMgmt]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Base]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Boot Bus Extender]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Boot file system]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Browser]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\CryptSvc]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\DcomLaunch]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Dhcp]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\dmadmin]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\dmboot.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\dmio.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\dmload.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\dmserver]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\DnsCache]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\EventLog]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\File system]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Filter]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\HelpSvc]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\ip6fw.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\ipnat.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\LanmanServer]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\LanmanWorkstation]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\LmHosts]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Messenger]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\NDIS]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\NDIS Wrapper]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Ndisuio]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\NetBIOS]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\NetBIOSGroup]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\NetBT]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\NetDDEGroup]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Netlogon]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\NetMan]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Network]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\NetworkProvider]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\NtLmSsp]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\PCI Configuration]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\PlugPlay]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\PNP Filter]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\PNP_TDI]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Primary disk]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\rdpcdd.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\rdpdd.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\rdpwd.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\rdsessmgr]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\RpcSs]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\SCSI Class]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\sermouse.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\sharedaccess]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\sr.sys]
@="FSFilter System Recovery"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\SRService]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Streams Drivers]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\System Bus Extender]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\Tcpip]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\TDI]
@="Driver Group"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\tdpipe.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\tdtcp.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\tdtcp.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\termservice]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\UploadMgr]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\vga.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\vgasave.sys]
@="Driver"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\WinMgmt]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\WZCSVC]
@="Service"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{1a3e09be-1e45-494b-9174-d7385b45bbf5}]

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{36FC9E60-C465-11CF-8056-444553540000}]
@="Universal Serial Bus controllers"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E965-E325-11CE-BFC1-08002BE10318}]
@="CD-ROM Drive"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E967-E325-11CE-BFC1-08002BE10318}]
@="DiskDrive"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E969-E325-11CE-BFC1-08002BE10318}]
@="Standard floppy disk controller"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E96A-E325-11CE-BFC1-08002BE10318}]
@="Hdc"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E96B-E325-11CE-BFC1-08002BE10318}]
@="Keyboard"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E96F-E325-11CE-BFC1-08002BE10318}]
@="Mouse"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E972-E325-11CE-BFC1-08002BE10318}]
@="Net"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E973-E325-11CE-BFC1-08002BE10318}]
@="NetClient"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E974-E325-11CE-BFC1-08002BE10318}]
@="NetService"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E975-E325-11CE-BFC1-08002BE10318}]
@="NetTrans"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E977-E325-11CE-BFC1-08002BE10318}]
@="PCMCIA Adapters"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E97B-E325-11CE-BFC1-08002BE10318}]
@="SCSIAdapter"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E97D-E325-11CE-BFC1-08002BE10318}]
@="System"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{4D36E980-E325-11CE-BFC1-08002BE10318}]
@="Floppy disk drive"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{71A27CDD-812A-11D0-BEC7-08002BE2092F}]
@="Volume"

[HKEY_LOCAL_MACHINE\system\currentcontrolset\control\safeboot\Network\{745A17A0-74D3-11D0-B6FE-00A0C90F57DA}]
@="Human Interface Devices"

========================




je reboot en mode sans échec pour tester
A+

Malwarebytes

voici le hijack à ce stade :

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 22:33:01, on 18/10/2008
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP3 (6.00.2900.5512)
Boot mode: Normal

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:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\SOUNDMAN.EXE
C:\PROGRA~1\Logitech\MOUSEW~1\SYSTEM\EM_EXEC.EXE
C:\PROGRA~1\ACDSYS~1\DEVDET~1\DEVDET~1.EXE
C:\Program Files\Winamp\winampa.exe
C:\Program Files\Java\jre1.6.0_07\bin\jusched.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\system32\taskmgr.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Program Files\Internet Explorer\Iexplore.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = about:blank
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0_07\bin\ssv.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [zBrowser Launcher] C:\Program Files\Logitech\iTouch\iTouch.exe
O4 - HKLM\..\Run: [EM_EXEC] C:\PROGRA~1\Logitech\MOUSEW~1\SYSTEM\EM_EXEC.EXE
O4 - HKLM\..\Run: [Camera Detector] C:\PROGRA~1\ACDSYS~1\DEVDET~1\DEVDET~1.EXE -autorun
O4 - HKLM\..\Run: [WinampAgent] C:\Program Files\Winamp\winampa.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.6.0_07\bin\jusched.exe"
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\CTFMON.EXE (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\CTFMON.EXE (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\CTFMON.EXE (User 'Default user')
O4 - Global Startup: Lancement rapide d'Adobe Reader.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_07\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_07\bin\ssv.dll
O9 - Extra button: Organise-notes - {9455301C-CF6B-11D3-A266-00C04F689C50} - C:\Program Files\Fichiers communs\Microsoft Shared\Encarta Researcher\EROPROJ.DLL
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
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
O16 - DPF: teleir_cert - https://static.ir.dgi.minefi.gouv.fr/secure/connexion/archives/ie4n4/teleir_cert.cab
O16 - DPF: {00B71CFB-6864-4346-A978-C0A14556272C} (Checkers Class) - http://messenger.zone.msn.com/binary/msgrchkr.cab31267.cab
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: {2917297F-F02B-4B9D-81DF-494B6333150B} (Minesweeper Flags Class) - http://messenger.zone.msn.com/binary/MineSweeper.cab31267.cab
O16 - DPF: {5D6F45B3-9043-443D-A792-115447494D24} (UnoCtrl Class) - http://messenger.zone.msn.com/FR-FR/a-UNO1/GAME_UNO1.cab
O16 - DPF: {6DB731A3-B074-4118-8B1C-32511C65D836} (FotovistaPhotoUploader.ctrFpu) - http://www.mypixmania.com/fr/fr/tools/activex/fpu.cab
O16 - DPF: {88764F69-3831-4EC1-B40B-FF21D8381345} (AdVerifierADPCtrl Class) - https://static.impots.gouv.fr/tdir/static/adpform/AdSignerADP-1.1.cab
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab31267.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/MsnMessengerSetupDownloader.cab
O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsPAClient.cab56907.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{F8BA6332-8716-4191-8003-6A187761B1ED}: NameServer = 212.27.54.252,212.27.54.253
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
O23 - Service: avast! Web Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe

Il arrive c en cours. je pensais que tu verrais qqch dans le prédédent.
a+

voici le rapport Malwarebyte :

Malwarebytes' Anti-Malware 1.28
Version de la base de données: 1217
Windows 5.1.2600 Service Pack 3

18/10/2008 23:01:46
mbam-log-2008-10-18 (23-01-38).txt

Type de recherche: Examen rapide
Eléments examinés: 70559
Temps écoulé: 25 minute(s), 30 second(s)

Processus mémoire infecté(s): 0
Module(s) mémoire infecté(s): 0
Clé(s) du Registre infectée(s): 1
Valeur(s) du Registre infectée(s): 0
Elément(s) de données du Registre infecté(s): 2
Dossier(s) infecté(s): 0
Fichier(s) infecté(s): 2

Processus mémoire infecté(s):
(Aucun élément nuisible détecté)

Module(s) mémoire infecté(s):
(Aucun élément nuisible détecté)

Clé(s) du Registre infectée(s):
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\tdssdata (Trojan.Agent) -> No action taken.

Valeur(s) du Registre infectée(s):
(Aucun élément nuisible détecté)

Elément(s) de données du Registre infecté(s):
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit (Trojan.Agent) -> Data: c:\windows\system32\ -> No action taken.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit (Trojan.Agent) -> Data: system32\ -> No action taken.

Dossier(s) infecté(s):
(Aucun élément nuisible détecté)

Fichier(s) infecté(s):
C:\WINDOWS\system32\ (Trojan.Agent) -> No action taken.
C:\WINDOWS\system32\drivers\ (Trojan.Agent) -> No action taken.