Virus:TR/Spy.Agent.OR.4
Date discovered:02/11/2006
Type:Trojan
In the wild:No
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Medium
Static file:Yes
File size:81.408 Bytes
MD5 checksum:58d2ae5f9c90674c1fc3fb1195959f5c
VDF version:6.36.00.205
IVDF version:6.36.00.225 - Thursday, November 2, 2006

 General Aliases:
   •  Kaspersky: Trojan-Spy.Win32.Agent.or
   •  Sophos: Troj/Agent-DPH


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


Side effects:
   • Registry modification
   • Steals information

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

 Registry The following registry key is added in order to run the process after reboot:

– HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\
   Run
   • "svchost.exe"="%WINDIR%\svchost.exe"

 Backdoor Contact server:
The following:
   • http://akella.biz/**********

As a result it may send some information. This is done via the HTTP GET request on a PHP script.


Sends information about:
    • Collected information described in stealing section

 Stealing – A logging routine is started after a website is visited:
   • http://search.slimtoolbar.com

– A logging routine is started after the following website is visited, which contains one of the following substrings in the URL:
   • http://search.yahoo.
   • http://www.msn.
   • http://www.yahoo.
   • http://www.google.

– It captures:
    • Keystrokes

 Miscellaneous Mutex:
It creates the following Mutex:
   • msupdgt2

 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 the following runtime packer:
   • UPX

Description inserted by Bogdan Iliuta on Wednesday, November 15, 2006
Description updated by Bogdan Iliuta on Wednesday, November 15, 2006

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