Ransomware Research

TaRRaK Ransomware

TaRRaK is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2021, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
TaRRaK
First Seen
June 1, 2021

How TaRRaK Ransomware Works

File Encryption Patterns

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

File extensions added after encryption:

..TaRRaK

Ransom Note and Payment Demands

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

fileEncrypted Files by TaRRaK.txt

Ransom message:

notes/Encrypted Files by TaRRaK.txt

Note locations:

EveryFolder
fileNote fom TaRRaK.txt

Ransom message:

notes/Note fom TaRRaK.txt

Note locations:

EveryFolder

Technical Indicators

Associated Executable Files

The following executable files are associated with TaRRaK ransomware:

  • file.exe
  • TaRRaK.exe
  • program.exe
  • software.exe
  • executable.exe

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About This Analysis

This TaRRaK 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 TaRRaK.

Last updated: October 30, 2025

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