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Virus:TR/Spy.Agent.bvwz
Date discovered:30/11/2011
Type:Trojan
In the wild:No
Reported Infections:Low to medium
Distribution Potential:Low
Damage Potential:Low to medium
Static file:No
VDF version:7.11.18.132 - Wednesday, November 30, 2011
IVDF version:7.11.18.132 - Wednesday, November 30, 2011

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  Kaspersky: Trojan-Spy.Win32.Agent.bvxh
   •  Bitdefender: Trojan.Generic.6988489

The file works interdependently with these components:
     TR/Spy.Agent.bvww
     TR/Spy.Agent.bvwx
     TR/Spy.Agent.bvwy
     TR/Spy.Agent.bvwz.1


Platforms / OS:
   • Windows 95
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003
    Windows Vista
    Windows Server 2008
    Windows 7


Side effects:
    Can be used to execute malicious code
   • Drops malicious files

 Files It modifies the following file:
   • %HOME%\Application Data\Mozilla\Firefox\Profiles\%random%.default\extensions.cache



The following files are created:

%drive%\install.rdf
%drive%\chrome.manifest
%malware execution directory%\%executed file's name without extension%0.dll
%malware execution directory%\%executed file's name without extension%5.dll Further investigation pointed out that this file is malware, too. Detected as: TR/Spy.Agent.bvww

%malware execution directory%\%executed file's name without extension%6.dll Further investigation pointed out that this file is malware, too. Detected as: TR/Spy.Agent.bvwx

%malware execution directory%\%executed file's name without extension%7.dll Further investigation pointed out that this file is malware, too. Detected as: TR/Spy.Agent.bvwy

%malware execution directory%\%executed file's name without extension%8.dll Further investigation pointed out that this file is malware, too. Detected as: TR/Spy.Agent.bvwz.1

 Registry The following registry key is added:

HKCU\Software\Mozilla\Firefox\extensions\
   {184AA5E6-741D-464a-820E-94B3ABC2F3B4}
   • "%drive%"

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

Beschrijving ingevoegd door Chiaho Heng op donderdag 1 december 2011
Beschrijving bijgewerkt door Chiaho Heng op donderdag 1 december 2011

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