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Date discovered:28/06/2010
In the wild:Yes
Reported Infections:Low to medium
Distribution Potential:Low to medium
Damage Potential:Low to medium
Static file:Yes
File size:237056 Bytes
MD5 checksum:A9671DBBE877AA5256C549C03B10F8F7
VDF version:
IVDF version:

 General Method of propagation:
   • Autorun feature

   •  Mcafee: W32/Autorun.worm.bbj
   •  Kaspersky: Trojan.Win32.Agent.eige
   •  TrendMicro: TROJ_AGENT.WLDC
   •  Sophos: Troj/Agent-OVO
   •  Microsoft: Worm:Win32/Autorun.ZZ
   •  AVG: Agent2.BCZM
   •  Panda: W32/Downloader.XXE
   •  VirusBuster: Trojan.Agent.XJPY
   •  Eset: Win32/AutoRun.Agent.XK
   •  AhnLab: Win32/Autorun.worm.237056.M
   •  Authentium: W32/Agent.JGM
   •  DrWeb: Win32.HLLW.Autoruner.26463
   •  Fortinet: W32/Agent.EIGE!tr

Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003
   • Windows Vista

Side effects:
   • Drops files
   • Drops malicious files
   • Registry modification

 Files It copies itself to the following locations:
   • C:\W1NDOWS\wkeeper.exe
   • C:\sysdrivers\driver.exe
   • %drive%\KlickMich1000.exe

It deletes the initially executed copy of itself.

The following files are created:

%drive%\autorun.inf This is a non malicious text file with the following content:
   • %code that executes malware%

%TEMPDIR%\ExecFile.bat Furthermore it gets executed after it was fully created.

It tries to execute the following files:

– Filenames:
   • C:\W1NDOWS\wkeeper.exe
   • C:\sysdrivers\driver.exe

 Registry The following registry key is added in order to run the process after reboot:

– [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   • "drv"="C:\sysdrivers\driver.exe"

 Backdoor Contact server:
The following:

 File details Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with a runtime packer.

Description inserted by Alexandru Dinu on Wednesday, October 27, 2010
Description updated by Alexandru Dinu on Wednesday, October 27, 2010

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