Analysis by: Mc Justine De Guzman
ALIASES:

HEUR:Exploit.MSOffice.Agent.gen (KASPERSKY)

 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 infección 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 takes advantage of certain vulnerabilities.

  TECHNICAL DETAILS

Tamaño del archivo 13,304 bytes
Tipo de archivo DOC
Residente en memoria No
Fecha de recepción de las muestras iniciales 08 Sep 2021
Carga útil Connects to URLs/IPs, Downloads files

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.

Download Routine

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

  • http://{BLOCKED}i.com/e273caf2ca371919/mountain.html
  • http://{BLOCKED}i.com/94cc140dcee6068a/help.html
  • http://{BLOCKED}i.com/e8c76295a5f9acb7/side.html
  • http://{BLOCKED}i.com/e32c8df2cf6b7a16/specify.html

Other Details

This Trojan takes advantage of the following vulnerabilities:

  SOLUTION

Motor de exploración mínimo 9.800
Primer archivo de patrones de VSAPI 16.954.07
Primera fecha de publicación de patrones de VSAPI 08 Sep 2021
Versión de patrones OPR de VSAPI 16.955.00
Fecha de publicación de patrones OPR de VSAPI 09 Sep 2021

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

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Scan your computer with your Trend Micro product to delete files detected as Trojan.W97M.CVE202140444.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 the following Trend Micro Support pages for more information:


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