BDS/Bifrost.AQ - Backdoor Server

See also

Summary

Full description

Statistics

Virus:	BDS/Bifrost.AQ
Date discovered:	22/12/2008
Type:	Backdoor Server
In the wild:	Yes
Reported Infections:	Low
Distribution Potential:	Low
Damage Potential:	Medium
Static file:	No
File size:	~ 82.545 Bytes
IVDF version:	7.01.01.21 - Mon, 22 Dec 2008 19:57 (GMT+1)

General Method of propagation:
   • No own spreading routine

Aliases:
   • Kaspersky: Trojan.Win32.Buzus.aemx
   • F-Secure: Trojan.Win32.Buzus.aemx
   • Sophos: Troj/Agent-HTK
   • Eset: Win32/Injector.A trojan
   • Bitdefender: Trojan.Bifrose.NCO

Platforms / OS:
   • Windows 95
   • Windows 98
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003

Side effects:
   • Registry modification
   • Third party control

Files It copies itself to the following location:
• %WINDIR%\Bifrost\server.exe

It deletes the initially executed copy of itself.

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

– [HKLM\SOFTWARE\Microsoft\Active Setup\Installed Components\
{9D71D88C-C598-4935-C5D1-43AA4DB90836}]
• "stubpath"="%WINDIR%\Bifrost\server.exe"

Backdoor Contact server:
The following:
• 1g**********.no-ip.org:81

As a result it may send information and remote control could be provided.

File details Programming language:
The malware program was written in Delphi.

See a brief description here.

Description inserted by Thomas Wegele on Tue, 23 Dec 2008 13:54 (GMT+1)
Description updated by Thomas Wegele on Tue, 23 Dec 2008 13:58 (GMT+1)

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