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Virus:TR/Tapaoux.B.2
Date discovered:15/11/2011
Type:Trojan
In the wild:No
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Low to medium
Static file:Yes
File size:34.816 Bytes
MD5 checksum:e2b5c47156508a31b74a1f48e814fbe7
VDF version:7.11.17.165 - Tuesday, November 15, 2011
IVDF version:7.11.17.165 - Tuesday, November 15, 2011

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  Kaspersky: Trojan-Downloader.Win32.Agent.gxzm
   •  Microsoft: TrojanDownloader:Win32/Tapaoux.A


Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003
   • Windows Vista
   • Windows Server 2008
   • Windows 7


Side effects:
   • Downloads a malicious file

 Files It tries to download a file:

– The location is the following:
   • http://www.ins**********pupdate.exe
It is saved on the local hard drive under: %temporary internet files%\Content.IE5\I1EFMT07\helpupdate[1].exe Furthermore this file gets executed after it was fully downloaded. Further investigation pointed out that this file is malware, too. Detected as: TR/Tapaoux.B.1

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

Description inserted by Eric Burk on Tuesday, November 15, 2011
Description updated by Eric Burk on Tuesday, November 15, 2011

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