arrow_back
search
close

TROJ_MADI

July 18, 2013
 ALIASES:

Upof

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Dropped by other malware, Downloaded from the Internet


MADI is a family of Trojan downloaders. It arrives via exploited files such as .DOC, .PPS, and .JPG, among others. A particular MADI malware was used to target industries and companies in Middle East. The family gets its name from the prophet Mahdi.

When executed, MADI drops a file containing details related to its original file name/file type to trick users into thinking that these are legitimate files. MADI is known to steal information.

  TECHNICAL DETAILS

Memory Resident:

Yes

Payload:

Connects to URLs/IPs, Creates files, Steals information

Installation

This Trojan drops the following copies of itself into the affected system:

  • %User Profile%\PrintHood\Officedesktop.exe
  • %User Profile%\PrintHood\UpdateOffice.exe
  • %User Profile%\UpBackup\Officedesktop.exe
  • %User Profile%\UpBackup\UpdateOffice.exe

(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.)

It creates the following folders:

  • %User Profile%\UpBackup

(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.)

Autostart Technique

This Trojan modifies the following registry entry(ies) to enable its automatic execution at every system startup:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Explorer\
User Shell Folders
Startup = "%User Profile%\UpBackup"

(Note: The default value data of the said registry entry is "%User Startup%".)

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Explorer\
Shell Folders
Startup = "%User Profile%\UpBackup"

(Note: The default value data of the said registry entry is "%User Startup%".)

Other Details

This Trojan connects to the following possibly malicious URL:

  • {BLOCKED}l.in/ASLK/khaki/Abi/UUUU.htm
  • {BLOCKED}.{BLOCKED}.57.28/ASLK/khaki/Abi/UUUU.htm