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Name:TR/Dldr.Geral.vng
Entdeckt am:16/02/2011
Art:Trojan
Nebenart:Downloader
In freier Wildbahn:Ja
Gemeldete Infektionen:Niedrig bis mittel
Verbreitungspotenzial:Niedrig
Schadenspotenzial:Niedrig bis mittel
Statische Datei:Ja
Dateigre:39.839 Bytes
MD5 Prfsumme:9b0c12025217508a1436683efa4faab5
VDF Version:7.10.08.215
IVDF Version:7.11.03.121 - Mittwoch, 16. Februar 2011

 Allgemein Aliases:
   •  Kaspersky: Trojan-Downloader.Win32.Geral.vng
   •  Sophos: Troj/Mdrop-DGX
   •  Bitdefender: Trojan.Agent.AQSO
   •  Panda: W32/Spamta.gen.worm
     GData: Trojan.Agent.AQSO


Betriebsysteme:
   • Windows 2000
   • Windows XP
   • Windows 2003


Auswirkungen:
   • Erstellt schdliche Dateien
   • nderung an der Registry

 Dateien Eine Kopie seiner selbst wird hier erzeugt:
   • %SYSDIR%\kav.exe



Die anfnglich ausgefhrte Kopie der Malware wird gelscht.



Folgende Dateien werden gelscht:
   • %PROGRAM FILES%\ATI\amdk8.sys
   • %SYSDIR%\ccte1sto.dat
   • %PROGRAM FILES%\ATI\amdk8.dll
   • %TEMPDIR%\DogKiller.sys
   • %TEMPDIR%\360data.tmp
   • %PROGRAM FILES%\ATI\amdk8.inf



Es werden folgende Dateien erstellt:

%WINDIR%\INF\oem14.inf Diese Datei ist eine nicht virulente Textdatei mit folgendem Inhalt:
   • %Programmcode, der Malware startet%

%PROGRAM FILES%\ATI\amdk8.inf Diese Datei ist eine nicht virulente Textdatei mit folgendem Inhalt:
   • %Programmcode, der Malware startet%

%PROGRAM FILES%\ATI\amdk8.sys Weitere Untersuchungen haben ergeben, dass diese Datei auch Malware ist. Erkannt als: Rkit/Agent.bhyh

%SYSDIR%\ccte1sto.dat Weitere Untersuchungen haben ergeben, dass diese Datei auch Malware ist. Erkannt als: TR/Spy.16896.75

%SYSDIR%\DRIVERS\amdk8.sys Weitere Untersuchungen haben ergeben, dass diese Datei auch Malware ist. Erkannt als: Rkit/Agent.bhyh

%WINDIR%\INF\oem14.PNF
%TEMPDIR%\DogKiller.sys Weitere Untersuchungen haben ergeben, dass diese Datei auch Malware ist. Erkannt als: TR/Expl.Agent.ed

%TEMPDIR%\updata.exe Weitere Untersuchungen haben ergeben, dass diese Datei auch Malware ist. Erkannt als: TR/Dldr.Geral.uni

%TEMPDIR%\360data.tmp
%PROGRAM FILES%\ATI\amdk8.dll Weitere Untersuchungen haben ergeben, dass diese Datei auch Malware ist. Erkannt als: TR/Killav.gox

%TEMPDIR%\ope7.tmp



Es versucht folgende Dateien auszufhren:

Dateiname:
   • "%SYSDIR%\sc.exe" config PolicyAgent start= auto


Dateiname:
   • "%SYSDIR%\sc.exe" stop PolicyAgent


Dateiname:
   • "%SYSDIR%\sc.exe" start PolicyAgent


Dateiname:
   • runonce -r


Dateiname:
   • %TEMPDIR%\updata.exe

 Registry Der folgende Registryschlssel wird hinzugefgt um den Prozess nach einem Neustart des Systems erneut zu starten.

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "kav"="%SYSDIR%\kav.exe"



Folgende Registryschlssel werden hinzugefgt:

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\360safe.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\safeboxTray.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\kmailmon.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\ccapp.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\QQDoctor.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\kxesapp.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\mcshield.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\mcupdmgr.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\DrvAnti.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\ccSvcHst.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\bdagent.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\kxedefend.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\alg.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\360delays.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\mcnasvc.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\MPSVC.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\ScanFrm.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\kxetray.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\mcsysmon.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\avp.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\FrameworkService.exe]
   • "Debugger"="rundll32.exe"

[HKLM\System\CurrentControlSet\Control\Class\
   {82521385-84B9-4AB3-9BC1-B9BD2DD3021A}]
   • "@"="Class for amdk8 devices"
   • "Class"="amdk8"
   • "Icon"="-18"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\RsAgent.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\kxeserv.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\XsClient.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\KPfwSvc.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\antiarp.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\QQDoctorRtp.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\rssafety.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\ekrn.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\rtvscan.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\xcommsvr.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\mcagent.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\egui.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\engineserver.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\MPSVC1.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\360rp.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\KISSvc.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\DrUpdate.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\360SoftMgrSvc.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\KABackReport.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\qutmserv.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\360realpro.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\AgentSvr.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\udaterui.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\RavMon.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\mcshell.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\rfwsrv.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\360Safebox.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\KWatch.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\nbmanti.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\MPSVC2.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\MpfSrv.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\MPMon.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\kwstray.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\defwatch.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\RegGuide.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\upsvc.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\KSafeTray.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\rsnetsvr.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\mcmscsvc.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\360tray.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\RsTray.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\kaccore.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\vsserv.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\QQDrNetMon.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\KSafeSvc.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\vstskmgr.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\zhudongfangyu.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\CCenter.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\KSWebShield.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\KPFW32.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\RavStub.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\naPrdMgr.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\McProxy.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\SHSTAT.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\McTray.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\mfeann.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\KavStart.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SYSTEM\CurrentControlSet\Control\Class\
   {82521385-84B9-4AB3-9BC1-B9BD2DD3021A}\0000]
   • "DriverDate"="6-23-2010"
   • "DriverDateData"=hex:00,C0,E4,05,67,12,CB,01
   • "DriverDesc"="amdk8 Device"
   • "DriverVersion"="1.0.0.0"
   • "InfPath"="oem14.inf"
   • "InfSection"="amdk8_DDI"
   • "InfSectionExt"=".NT"
   • "MatchingDeviceId"="*amdk8device"
   • "ProviderName"="Microsoft"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\RavTask.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\360sd.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\KVSrvXP.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\vptray.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\mfevtps.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\ccEvtMgr.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\mcinsupd.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\LiveUpdate360.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\ccSetMgr.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\DSMain.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\kxescore.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\kppserv.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\KPPTray.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\RavMonD.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\livesrv.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\Uplive.exe]
   • "Debugger"="rundll32.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\Rav.exe]
   • "Debugger"="rundll32.exe"



Folgender Registryschlssel wird gendert:

[HKLM\SYSTEM\CurrentControlSet\Control\GroupOrderList]
   Neuer Wert:
   • "Extended Base"=hex:0B,00,00,00,01,00,00,00,02,00,00,00,04,00,00,00,03,00,00,00,05,00,00,00,06,00,00,00,07,00,00,00,08,00,00,00,09,00,00,00,0A,00,00,00,0B,00,00,00

 Injektion Es injiziert sich als einen Remote Thread in einen Prozess.

    Prozessname:
   • sc.exe


 Diverses Greift auf Internetressourcen zu:
   • http://124.232.147.3:84/**********


Mutex:
Es wird folgender Mutex erzeugt:
   • ACDTEST......

 Datei Einzelheiten Programmiersprache:
Das Malware-Programm wurde in MS Visual C++ geschrieben.


Laufzeitpacker:
Um eine Erkennung zu erschweren und die Gre der Datei zu reduzieren wurde sie mit einem Laufzeitpacker gepackt.

Die Beschreibung wurde erstellt von Petre Galan am Freitag, 15. April 2011
Die Beschreibung wurde geändert von Petre Galan am Freitag, 15. April 2011

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