Virus:TR/Injector.BD
Date discovered:18/04/2008
Type:Trojan
In the wild:Yes
Reported Infections:Low to medium
Distribution Potential:Low to medium
Damage Potential:Medium
Static file:Yes
File size:44.544 Bytes
MD5 checksum:ee395102517ad174330cc558be51e81d
IVDF version:7.00.03.185 - Friday, April 18, 2008

 General Method of propagation:
   • Autorun feature


Aliases:
   •  Mcafee: Generic.dx trojan
   •  Sophos: Mal/Generic-A
   •  Bitdefender: Trojan.Injector.BD
   •  Panda: W32/Socks.AH
   •  Eset: Win32/Delf.NFB


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


Side effects:
   • Third party control
   • Drops malicious files
   • Registry modification

 Files It copies itself to the following locations:
   • %drive%\autorunme.exe
   • %WINDIR%\wkssvr.exe



The following file is created:

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




It tries to executes the following file:

– Filename:
   • "%WINDIR%\wkssvr.exe"

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

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "MSN"="%WINDIR%\wkssvr.exe"

 IRC To deliver system information and to provide remote control it connects to the following IRC Server:

Server: 213.189.**********.157
Port: 2035
Channel: #unkz
Nickname: ohelozem

 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 Petre Galan on Friday, August 6, 2010
Description updated by Petre Galan on Friday, August 6, 2010

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