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Virus:DR/Dldr.Agent.asyh.1
Date discovered:13/01/2009
Type:Dropper
In the wild:No
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Low to medium
Static file:Yes
File size:243.811 Bytes
MD5 checksum:75ef772716d920456bab8af3b5dc7a4b
VDF version:7.01.01.022
IVDF version:7.01.01.022

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  Mcafee: Trojan-Downloader.Win32.Small.ahtu
   •  Kaspersky: Trojan-Downloader.Win32.Small.ahtu
   •  Sophos: Troj/Agent-ICD


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


Side effects:
   • Drops a file
   • Drops malicious files

 Files The following files are created:

%malware execution directory%\readme.bat
%malware execution directory%\setup.exe Furthermore it gets executed after it was fully created. Further investigation pointed out that this file is malware, too. Detected as: TR/Downloader.Gen

%malware execution directory%\readme.exe Furthermore it gets executed after it was fully created. Further investigation pointed out that this file is malware, too. Detected as: TR/Vundo.Gen

%malware execution directory%\serial.exe Furthermore it gets executed after it was fully created. Further investigation pointed out that this file is malware, too. Detected as: TR/Dldr.Small.ahtu

 File details Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with the following runtime packer:
   • RAR SFX

Description inserted by Monica Ghitun on Tuesday, January 13, 2009
Description updated by Monica Ghitun on Tuesday, January 13, 2009

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