Ransomware Research

Tianrui Ransomware

Tianrui is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2025, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Tianrui
First Seen
March 1, 2025

How Tianrui Ransomware Works

Targeted Files

Full extension -> .{814374A1-A48C-A6E7-914B-5F2CBAAA094E}.tianrui

File Encryption Patterns

Tianrui modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

..tianrui

Ransom Note and Payment Demands

After encrypting files, Tianrui displays ransom notes demanding payment for file recovery:

fileREADME.TXT

Ransom message:

notes/README.TXT

Note locations:

EveryFolder

Technical Indicators

Associated Executable Files

The following executable files are associated with Tianrui ransomware:

  • fxirqlof.exe

Elastio Can Help You

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About This Analysis

This Tianrui ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like Tianrui.

Last updated: July 30, 2025

Tianrui Ransomware - Detectable by Elastio