Analysis by: Raighen Sanchez
 ALIASES:

Backdoor:Linux/Tsunami.C!MTB (MICROSOFT)

 PLATFORM:

Linux

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

  • Threat Type: Backdoor

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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

This Backdoor 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: 18,804 bytes
Tipo de arquivo: ELF
Data de recebimento das amostras iniciais: 18 Feb 2025
Carga útil: Connects to URLs/IPs

Arrival Details

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

Other Details

This Backdoor connects to the following possibly malicious URL:

  • {BLOCKED}.{BLOCKED}.{BLOCKED}.23:443

  SOLUTION

Mecanismo de varredura mínima: 9.800
Primeiro arquivo padrão VSAPI: 19.978.02
Data do lançamento do primeiro padrão VSAPI: 24 Feb 2025
VSAPI OPR Pattern Version: 19.979.02
VSAPI OPR Pattern veröffentlicht am: 25 Feb 2025

Step 1

Trend Micro Predictive Machine Learning detects and blocks malware at the first sign of its existence, before it executes on your system. When enabled, your Trend Micro product detects this malware under the following machine learning name:

    •  Troj.ELF.TRX.XXELFC1DFF049

Step 2

Scan your computer with your Trend Micro product to delete files detected as Backdoor.Linux.TSUNAMI.B. 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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