Analysis by: Cris Nowell Pantanilla

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Canal de infecção: Downloaded from the Internet

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. It arrives as a component bundled with malware/grayware packages.

It is a component of other malware.

It acts as a Browser Helper Object (BHO) that monitors a user's Internet-browsing habits.

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

  TECHNICAL DETAILS

Tipo de compactação: 115664 bytes
Tipo de arquivo: DLL
Residente na memória: Yes
Data de recebimento das amostras iniciais: 25 Jun 2014

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.

It arrives as a component bundled with malware/grayware packages.

Installation

This Trojan is a component of other malware.

Autostart Technique

This Trojan acts as a Browser Helper Object (BHO) that monitors a user's Internet-browsing habits.

Other Details

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

  SOLUTION

Mecanismo de varredura mínima: 9.700
Primeiro arquivo padrão VSAPI: 10.884.04
Data do lançamento do primeiro padrão VSAPI: 25 Jun 2014
VSAPI OPR Pattern Version: 10.885.00
VSAPI OPR Pattern veröffentlicht am: 26 Jun 2014

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Close all opened browser windows

Step 3

Scan your computer with your Trend Micro product to delete files detected as TROJ_SAFNUT.BD. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.


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