Analysis by: Kiyoshi Obuchi

ALIASES:

Trojan:Win32/Cloxer.D!cl (Microsoft); BehavesLike.Win32.Fareit.hc (McAfee)

 PLATFORM:

Windows

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

  • Threat Type: Trojan Spy

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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

It deletes itself after execution.

  TECHNICAL DETAILS

File Size: 532,480 bytes
File Type: EXE
Initial Samples Received Date: 02 Aug 2018

Arrival Details

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

  • %Application Data%\1BF72C\C4524E.exe

(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming on Windows Vista, 7, and 8.)

Other System Modifications

This Trojan Spy modifies the following registry entries:

HKEY_CURRENT_USER\http://{BLOCKED}com.ga/chika/fre.php
1BF72C = %Application Data%\1BF72C\C4524E.exe

Other Details

This Trojan Spy connects to the following possibly malicious URL:

  • {BLOCKED}com.ga

It deletes itself after execution.