Analysis by: Joselyn Canuela
 ALIASES:

Ransom.LaserLocker (Malwarebytes), MSIL.Trojan-Ransom.Winlock.Y (GData), Worm.MSIL.Autorun (Ikarus)

 PLATFORM:

Windows

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

  • Threat Type: Ransomware

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Canal de infecção: Downloaded from the Internet, Dropped by other malware

This Ransomware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites. It may be manually installed by a user.

  TECHNICAL DETAILS

Tipo de compactação: 443,906 bytes
Tipo de arquivo: EXE
Residente na memória: No
Data de recebimento das amostras iniciais: 23 Jul 2016
Carga útil: Locks screen

Arrival Details

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

It may be manually installed by a user.

Other Details

This Ransomware does the following:

  • It is a ransomware builder that locks the computer screen.
  • The builder is capable of creating a password and a survey URL.
  • Additional instructions can be added.
  • It is capable of doing the following:
    • Enable Startup
    • Disable Task Manager
    • Disable CMD
    • Disable System Restore
  • Clicking the "Build" button will create the actual ransomware file.

  SOLUTION

Mecanismo de varredura mínima: 9.850
Primeiro arquivo padrão VSAPI: 13.688.04
Data do lançamento do primeiro padrão VSAPI: 29 Sep 2017
VSAPI OPR Pattern Version: 13.689.00
VSAPI OPR Pattern veröffentlicht am: 30 Sep 2017

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

Scan your computer with your Trend Micro product to delete files detected as RANSOM_LASERLOCK.A. 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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