Sophos

Troj/PWS-ADN

Aliases
  • Trojan-PSW.Win32.Small.bs
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Drops more malware
  • Installs itself in the registry
Included in our products from May 2007 (4.17)
Protection available since 7 December 2006 04:19:36 (GMT)
Last updated 15 March 2007 07:56:03 (GMT)
Detected by All Sophos products

Action

More Information

Troj/PWS-ADN is a password stealing Trojan for the Windows platform.

Troj/PWS-ADN includes functionality to access the internet and communicate with a remote server via HTTP.

When first run Troj/PWS-ADN copies itself to <Windows>\9129837.exe and creates the following files:

<Windows>\hide_evr2.sys

The file hide_evr2.sys is detected as

HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_HIDE_EVR2\
HKLM\SYSTEM\CurrentControlSet\Services\hide_evr2\

Registry entries are created under:

HKCU\Software\Microsoft\InetData\k1

HKCU\Software\Microsoft\InetData\k2

Sophos's anti-virus products include Behavioral Genotype™ Protection, which can proactively guard against new threats without requiring an update. Sophos customers have been protected against Troj/PWS-ADN (detected as Mal/Behav-044) since version 4.10.

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