[Virus] Win32.TrojanDownloader.Obfuscated

Bruno -  
green day Messages postés 26374 Date d'inscription   Statut Modérateur, Contributeur sécurité Dernière intervention   -
Bonsoir,

Je suis infecté par win32.trojandownloader.obfuscated et je n'arrive pas à m'en débarrasser. Quelqu'un peut-il analyser ce log HighJackThis et me dire la procédure à suivre ?

Logfile of HijackThis v1.99.1
Scan saved at 21:36:15, on 03/04/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16414)

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\ZoneLabs\vsmon.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\WINDOWS\System32\Ati2evxx.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\Program Files\ewido anti-spyware 4.0\guard.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\WINDOWS\AGRSMMSG.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Program Files\QuickTime\qttask.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\Winamp\winampa.exe
C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe
C:\Program Files\iPod\bin\iPodService.exe
C:\Program Files\InterVideo\Common\Bin\WinCinemaMgr.exe
C:\Program Files\Microsoft Office\Office\OSA.EXE
C:\Program Files\Mozilla Firefox\firefox.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Program Files\HighJackThis\HijackThis.exe

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: ST - {9394EDE7-C8B5-483E-8773-474BF36AF6E4} - C:\Program Files\MSN Apps\ST\01.03.0000.1005\en-xu\stmain.dll
O2 - BHO: MSNToolBandBHO - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\MSN Apps\MSN Toolbar\01.02.5000.1021\fr\msntb.dll
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [ATIModeChange] Ati2mdxx.exe
O4 - HKLM\..\Run: [ATIPTA] C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [AGRSMMSG] AGRSMMSG.exe
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [NeroCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [WinampAgent] C:\Program Files\Winamp\winampa.exe
O4 - HKLM\..\Run: [ZoneAlarm Client] "C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [updateMgr] "C:\Program Files\Adobe\Acrobat 7.0\Reader\AdobeUpdateManager.exe" AcRdB7_0_8 -reboot 1
O4 - Startup: Démarrage d'Office.lnk = C:\Program Files\Microsoft Office\Office\OSA.EXE
O4 - Startup: Microsoft Recherche accélérée.lnk = C:\Program Files\Microsoft Office\Office\FINDFAST.EXE
O4 - Global Startup: InterVideo WinCinema Manager.lnk = C:\Program Files\InterVideo\Common\Bin\WinCinemaMgr.exe
O4 - Global Startup: Lancement rapide d'Adobe Reader.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O9 - Extra button: (no name) - {85d1f590-48f4-11d9-9669-0800200c9a66} - %windir%\bdoscandel.exe (file missing)
O9 - Extra 'Tools' menuitem: Uninstall BitDefender Online Scanner v8 - {85d1f590-48f4-11d9-9669-0800200c9a66} - %windir%\bdoscandel.exe (file missing)
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
O9 - Extra button: WeatherBug - {AF6CABAB-61F9-4f12-A198-B7D41EF1CB52} - C:\WINDOWS\System32\shdocvw.dll (HKCU)
O11 - Options group: [INTERNATIONAL] International*
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: {5D86DDB5-BDF9-441B-9E9E-D4730F4EE499} (BDSCANONLINE Control) - http://download.bitdefender.com/resources/scan8/oscan8.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{1855C089-9C96-4F2E-BAF8-78377316961A}: NameServer = 80.10.246.2,80.10.246.129
O17 - HKLM\System\CCS\Services\Tcpip\..\{E5D2C6E5-BFA5-499C-BCC6-5230B48CC869}: NameServer = 80.10.246.1 80.10.246.132
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing)
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\System32\Ati2evxx.exe
O23 - Service: avast! Antivirus - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing)
O23 - Service: avast! Web Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe" /service (file missing)
O23 - Service: ewido anti-spyware 4.0 guard - Anti-Malware Development a.s. - C:\Program Files\ewido anti-spyware 4.0\guard.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: iPod Service - Apple Computer, Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe

D'avance, merci.
Configuration: Windows XP
Firefox 2.0.0.3

3 réponses

  1. green day Messages postés 26374 Date d'inscription   Statut Modérateur, Contributeur sécurité Dernière intervention   2 166
     
    Salut

    où est-ce qu'il te le détecte ???

    ++
    0
    1. nob10 Messages postés 114 Date d'inscription   Statut Membre 2
       
      AdAware et BitDefender me l'ont détecté et supprimé. Cependant explorer.exe plante sans arrêt. Je pense que la vérolle est encore là.

      Merci pour la réponse.
      0
  2. green day Messages postés 26374 Date d'inscription   Statut Modérateur, Contributeur sécurité Dernière intervention   2 166
     
    Salut

    fais ce qui est indiqué ici stp :

    virus methode preliminaire de desinfection version fr

    ++
    La sagesse, c'est d'avoir des rêves suffisamment grands pour ne pas les
    perdre de vue lorsqu'on les poursuit. (Oscar Wilde)
    0
    1. nob10 Messages postés 114 Date d'inscription   Statut Membre 2
       
      Merci pour la réponse, voilà les logs

      AVG :

      ---------------------------------------------------------
      AVG Anti-Spyware - Rapport d'analyse
      ---------------------------------------------------------

      + Créé à: 21:46:00 04/04/2007

      + Résultat de l'analyse:



      :mozilla.10:C:\Documents and Settings\Bruno\Application Data\Mozilla\Firefox\Profiles\xiasgw8s.Bruno\cookies.txt -> TrackingCookie.247realmedia : Nettoyé.


      Fin du rapport


      BIT Def :

      BitDefender Online Scanner

      Scan report generated at: Wed, Apr 04, 2007 - 23:12:48

      Scan path: C:\;D:\;E:\;F:\;G:\;


      Statistics

      Time


      01:12:13

      Files


      169884

      Folders


      4101

      Boot Sectors


      4

      Archives


      1550

      Packed Files


      17347







      Results

      Identified Viruses


      0

      Infected Files


      0

      Suspect Files


      0

      Warnings


      0

      Disinfected


      0

      Deleted Files


      0







      Engines Info

      Virus Definitions


      417525

      Engine build


      AVCORE v1.0 (build 2397) (i386) (Feb 8 2007 14:24:08)

      Scan plugins


      14

      Archive plugins


      38

      Unpack plugins


      6

      E-mail plugins


      6

      System plugins


      1







      Scan Settings

      First Action


      Disinfect

      Second Action


      Delete

      Heuristics


      Yes

      Enable Warnings


      Yes

      Scanned Extensions


      *;

      Exclude Extensions




      Scan Emails


      Yes

      Scan Archives


      Yes

      Scan Packed


      Yes

      Scan Files


      Yes

      Scan Boot


      Yes








      Scanned File


      Status

      No virus found.


      Et High jack :

      Logfile of HijackThis v1.99.1
      Scan saved at 23:17:02, on 04/04/2007
      Platform: Windows XP SP2 (WinNT 5.01.2600)
      MSIE: Internet Explorer v7.00 (7.00.6000.16414)

      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\ZoneLabs\vsmon.exe
      C:\WINDOWS\system32\spoolsv.exe
      C:\WINDOWS\Explorer.EXE
      C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
      C:\WINDOWS\System32\Ati2evxx.exe
      C:\Program Files\Alwil Software\Avast4\ashServ.exe
      C:\WINDOWS\SOUNDMAN.EXE
      C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
      C:\WINDOWS\AGRSMMSG.exe
      C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
      C:\Program Files\QuickTime\qttask.exe
      C:\Program Files\iTunes\iTunesHelper.exe
      C:\Program Files\Winamp\winampa.exe
      C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe
      C:\WINDOWS\system32\ctfmon.exe
      C:\Program Files\InterVideo\Common\Bin\WinCinemaMgr.exe
      C:\Program Files\Microsoft Office\Office\OSA.EXE
      C:\Program Files\iPod\bin\iPodService.exe
      C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
      C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
      C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
      C:\Program Files\HighJackThis\HijackThis.exe

      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: ST - {9394EDE7-C8B5-483E-8773-474BF36AF6E4} - C:\Program Files\MSN Apps\ST\01.03.0000.1005\en-xu\stmain.dll
      O2 - BHO: MSNToolBandBHO - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\MSN Apps\MSN Toolbar\01.02.5000.1021\fr\msntb.dll
      O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
      O4 - HKLM\..\Run: [ATIModeChange] Ati2mdxx.exe
      O4 - HKLM\..\Run: [ATIPTA] C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
      O4 - HKLM\..\Run: [AGRSMMSG] AGRSMMSG.exe
      O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
      O4 - HKLM\..\Run: [NeroCheck] C:\WINDOWS\system32\NeroCheck.exe
      O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
      O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
      O4 - HKLM\..\Run: [WinampAgent] C:\Program Files\Winamp\winampa.exe
      O4 - HKLM\..\Run: [ZoneAlarm Client] "C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe"
      O4 - HKLM\..\Run: [!AVG Anti-Spyware] "C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\avgas.exe" /minimized
      O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
      O4 - HKCU\..\Run: [updateMgr] "C:\Program Files\Adobe\Acrobat 7.0\Reader\AdobeUpdateManager.exe" AcRdB7_0_8 -reboot 1
      O4 - Startup: Démarrage d'Office.lnk = C:\Program Files\Microsoft Office\Office\OSA.EXE
      O4 - Startup: Microsoft Recherche accélérée.lnk = C:\Program Files\Microsoft Office\Office\FINDFAST.EXE
      O4 - Global Startup: InterVideo WinCinema Manager.lnk = C:\Program Files\InterVideo\Common\Bin\WinCinemaMgr.exe
      O4 - Global Startup: Lancement rapide d'Adobe Reader.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
      O9 - Extra button: (no name) - {85d1f590-48f4-11d9-9669-0800200c9a66} - %windir%\bdoscandel.exe (file missing)
      O9 - Extra 'Tools' menuitem: Uninstall BitDefender Online Scanner v8 - {85d1f590-48f4-11d9-9669-0800200c9a66} - %windir%\bdoscandel.exe (file missing)
      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
      O9 - Extra button: WeatherBug - {AF6CABAB-61F9-4f12-A198-B7D41EF1CB52} - C:\WINDOWS\System32\shdocvw.dll (HKCU)
      O11 - Options group: [INTERNATIONAL] International*
      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: {5D86DDB5-BDF9-441B-9E9E-D4730F4EE499} (BDSCANONLINE Control) - http://download.bitdefender.com/resources/scan8/oscan8.cab
      O17 - HKLM\System\CCS\Services\Tcpip\..\{1855C089-9C96-4F2E-BAF8-78377316961A}: NameServer = 80.10.246.2,80.10.246.129
      O17 - HKLM\System\CCS\Services\Tcpip\..\{E5D2C6E5-BFA5-499C-BCC6-5230B48CC869}: NameServer = 80.10.246.1 80.10.246.132
      O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing)
      O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
      O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
      O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\System32\Ati2evxx.exe
      O23 - Service: avast! Antivirus - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashServ.exe
      O23 - Service: avast! Mail Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing)
      O23 - Service: avast! Web Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe" /service (file missing)
      O23 - Service: AVG Anti-Spyware Guard - Anti-Malware Development a.s. - C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
      O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel 32\IDriverT.exe
      O23 - Service: iPod Service - Apple Computer, Inc. - C:\Program Files\iPod\bin\iPodService.exe
      O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe
      0
  3. green day Messages postés 26374 Date d'inscription   Statut Modérateur, Contributeur sécurité Dernière intervention   2 166
     
    Salut

    où en sont tes soucis ???

    ++
    0