Analysis by: Anthony Joe Melgarejo
ALIASES:

Trojan:Win32/Sisproc (Microsoft),

 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:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan 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: 375,296 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 24 May 2013

Arrival Details

This Trojan 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 Trojan drops the following files:

  • %Cookies%\{User name}@www.faculte-sophrologie.org[{number}].txt

Download Routine

This Trojan connects to the following website(s) to download and execute a malicious file:

  • http://{BLOCKED}os.cl/dir/editor/winzip2013.exe
  • http://www.{BLOCKED}e-sophrologie.org/Scripts/winzip2013.exe
  • http://smas.{BLOCKED}g.ntua.gr/miram/files/winzip2013.exe