Analysis by: Carlos Villegas Madrid

 ALIASES:

Phishing.HTML.Doc (IKARUS)

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • 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.

  TECHNICAL DETAILS

Tipo de compactação: 8,463 bytes
Tipo de arquivo: HTML, HTM
Residente na memória: No
Data de recebimento das amostras iniciais: 20 Oct 2022
Carga útil: Connects to URLs/IPs, Displays message/message boxes, Steals information

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.

Information Theft

This Trojan gathers the following data:

  • Specific Email
  • Input Password

Stolen Information

This Trojan sends the gathered information via HTTP POST to the following URL:

  • https://{BLOCKED}-form.com/9TC5TMBo

Other Details

This Trojan does the following:

  • It disguises itself as a login page to access a document
  • It connects to the following URLs for images displayed inside the webpage:
    • https://{BLOCKED}7.{BLOCKED}g.com/pngimages/571/47/png-clipart-adobe-acrobat-pdf-computer-icons-adobe-reader-edu-invest-adobe-pdf-text-logo-thumbnail.png
  • After sending the user credentials, the webpage will be redirected to the following URL (tracked as non-malicious):
    • https://www.outlook.com/mail/0?email={BLOCKED}

  SOLUTION

Mecanismo de varredura mínima: 9.800
Primeiro arquivo padrão VSAPI: 17.896.01
Data do lançamento do primeiro padrão VSAPI: 25 Oct 2022
VSAPI OPR Pattern Version: 17.897.00
VSAPI OPR Pattern veröffentlicht am: 26 Oct 2022

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 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 Trojan.HTML.PHISH.VSNTJK22. 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 the following Trend Micro Support pages for more information:


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