Win32/FakeMS

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

 OVER ALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
Low
Medium
High
Critical

  • Threat Type:
    Trojan

  • Destructiveness:
    No

  • Encrypted:
     

  • In the wild:
    Yes

  OVERVIEW

FAKEMS is the Trend Micro detection for malicious files which imitates signatures and/or file properties of legitimate Microsoft files to avoid detection.

  TECHNICAL DETAILS

Autostart Technique

This Trojan adds the following registry entries to enable its automatic execution at every system startup:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
WSUS Client = "{Malware Path and File Name}.exe"

Other Details

This Trojan connects to the following possibly malicious URL:

  • http://gmail.{BLOCKED}ktw.com:80
  • http://jws.{BLOCKED}ats.ca/images/bk000d.gif