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Virus:BDS/Bot.67456
Date discovered:08/12/2008
Type:Backdoor Server
In the wild:Yes
Reported Infections:Low
Distribution Potential:Low to medium
Damage Potential:Medium
Static file:Yes
File size:118.784 Bytes
MD5 checksum:1d5fad8636788d69e03324493fc1d985
IVDF version:7.01.00.204 - Monday, December 8, 2008

 General Method of propagation:
    Autorun feature


Aliases:
   •  Mcafee: W32/Sdbot.worm.gen.ay
   •  Sophos: W32/SdBot-DOE
   •  Panda: W32/Autorun.IWS.worm
   •  Eset: Win32/AutoRun.IRCBot.AF
   •  Bitdefender: Backdoor.Bot.67456


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


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

 Files It copies itself to the following location:
   • %drive%\SYSTEM\%CLSID%\system32.exe



The following files are created:

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

 Registry The following registry keys are added:

[HKLM\SOFTWARE\Classes\.key]
   • "@"="regfile"

[HKLM\Software\Microsoft\Active Setup\Installed Components\
   {28ABC5C0-4FCB-11CF-AAX5-21CX1C643131}]
   • "StubPath"="c:\SYSTEM\%CLSID%\system32.exe"

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

Server: by1msg37791302.geteway.edge.mq**********.com
Port: 1863
Nickname: [l4M3r]%random character string%

 Injection – It injects itself as a thread into a process.

    Process name:
   • explorer.exe


 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 Tuesday, March 2, 2010
Description updated by Petre Galan on Wednesday, March 3, 2010

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