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Virus:Worm/IrcBot.39673.1
Date discovered:28/06/2008
Type:Worm
Subtype:IRCBot
In the wild:No
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Low
Static file:
File size:~ 40.000 Bytes
IVDF version:7.00.05.18 - Saturday, June 28, 2008

 General Methods of propagation:
   • Messenger


Alias:
   •  Kaspersky: Backdoor.Win32.IRCBot.duc
   •  Eset: a variant of Win32/Injector.BB trojan


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


Side effects:
   • Registry modification
   • Third party control


Right after execution the following information is displayed:


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

 Registry One of the following values is added in order to run the process after reboot:

–  [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "Windows UDP Control Services"="wksvcsc.exe"

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

Server: **********.bihsecurity.com
Port: 1868
Server password: asd
Channel: #!amt!
Nickname: [00|GBR|027146]
Password: openclub


– Furthermore it has the ability to perform actions such as:
    • connect to IRC server
    • Download file
    • Edit registry
    • Join IRC channel
    • Leave IRC channel
    • Updates itself

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


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

Beschrijving ingevoegd door Alexander Neth op dinsdag 1 juli 2008
Beschrijving bijgewerkt door Alexander Neth op dinsdag 1 juli 2008

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