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Date discovered:27/09/2010
In the wild:No
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Medium
Static file:Yes
File size:122.880 Bytes
MD5 checksum:28B4FCD30ED6C315666A78052226017D
VDF version:
IVDF version: - Monday, September 27, 2010

 General Aliases:
   •  Kaspersky: Trojan.Win32.Jorik.IRCbot.ajb
   •  Sophos: Troj/DorkBot-I
     Microsoft: Trojan:Win32/Ircbrute

Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003
    Windows Vista
    Windows 7

Side effects:
   • Third party control
   • Drops files
   • Lowers security settings
   • Registry modification

 Files It copies itself to the following location:
   • %TEMPDIR%\service.exe

 Registry To each registry key one of the values is added in order to run the processes after reboot:

   • "Windows Update"="%TEMPDIR%\service.exe"

   • "Windows Services"="service.exe"

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

Server: **********
Port: 6567
Nickname: %random character string%

 Furthermore it has the ability to perform actions such as:
     connect to IRC server
     disconnect from IRC server
    • Join IRC channel
    • Leave IRC channel

 File details Programming language:
The malware program was written in MS Visual C++.

Description inserted by Andrei Ilie on Thursday, October 6, 2011
Description updated by Andrei Ilie on Friday, October 7, 2011

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