TROJ_MEDFOS.DAP

 Analysis by: Nikko Tamana

 ALIASES:

Mal/Medfos-M (Sophos), a variant of Win32/Medfos.XO trojan (NOD32)

 PLATFORM:

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

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW


This Trojan may arrive bundled with malware packages as a malware component.

It requires its main component to successfully perform its intended routine.

  TECHNICAL DETAILS

File Size:

368,640 bytes

File Type:

DLL

Initial Samples Received Date:

27 Sep 2013

Arrival Details

This Trojan may arrive bundled with malware packages as a malware component.

Autostart Technique

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

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
{Malware File Name} = "rundll32.exe {Malware Path and Filename}.dll"

Other Details

This Trojan requires its main component to successfully perform its intended routine.