TSPY_SPYEKS.C

 Analysis by: Rhena Inocencio

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW


This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size:

114,688 bytes

File Type:

EXE

Initial Samples Received Date:

12 Apr 2012

Arrival Details

This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

This spyware drops the following copies of itself into the affected system and executes them:

  • %Program Files%\archivos.exe

(Note: %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000, Server 2003, and XP (32-bit), Vista (32-bit), and 7 (32-bit), or C:\Program Files (x86) in Windows XP (64-bit), Vista (64-bit), and 7 (64-bit).)

Autostart Technique

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

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
SpyEx = "{malware path and filename}.exe"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
SpyEx = "%Program Files%\archivos.exe"

Other System Modifications

This spyware adds the following registry keys:

HKEY_CURRENT_USER\Software\VB and VBA Program Settings\
Morpheus\Registered
startup = "1"

HKEY_CURRENT_USER\Software\VB and VBA Program Settings\
Morpheus\Registered
started = "True"

HKEY_CURRENT_USER\Software\VB and VBA Program Settings\
Morpheus

HKEY_CURRENT_USER\Software\VB and VBA Program Settings\
Morpheus\Registered