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Virus:Worm/Palevo.H
Date discovered:05/07/2009
Type:Worm
In the wild:Yes
Reported Infections:Low to medium
Distribution Potential:Low to medium
Damage Potential:Medium
Static file:Yes
File size:38.400 Bytes
MD5 checksum:169c04e23c8f85bcc40a45cb387d1a9a
IVDF version:7.01.04.181 - Sunday, July 5, 2009

 General Method of propagation:
    Autorun feature


Aliases:
   •  Sophos: W32/Autorun-BBI
   •  Panda: W32/Koobface.JK
   •  Eset: Win32/AutoRun.KS
   •  Bitdefender: Trojan.Generic.3535226


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%\RECYCLER\%CLSID%\igfxsrvo.exe



It deletes the initially executed copy of itself.



It deletes the following file:
   • %recycle bin%\%CLSID%\Desktop.ini



The following files are created:

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

%drive%\RECYCLER\%CLSID%\Desktop.ini

 Registry The following registry key is added:

[HKLM\Software\Microsoft\Active Setup\Installed Components\
   {92GOM5C0-6FCB-13HJ-LKX5-81CTYK99850309}]
   • "StubPath"="%recycle bin%\%CLSID%\igfxsrvo.exe"

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

Server: ro1.sah**********.com
Port: 7000
Nickname: %character string%

Server: ro1.abo**********.com
Nickname: %character string%

 Injection It injects itself as a remote 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.

Die Beschreibung wurde erstellt von Petre Galan am Dienstag, 8. Juni 2010
Die Beschreibung wurde geändert von Petre Galan am Dienstag, 8. Juni 2010

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