Ransomware Research

Rijndael Ransomware

Rijndael is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2017, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Rijndael
First Seen
April 1, 2017

How Rijndael Ransomware Works

File Encryption Patterns

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

File extensions added after encryption:

..fucked

Ransom Note and Payment Demands

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

message

Ransom message:

notes/note.txt

Note locations:

OnceOnCompletion

Technical Indicators

Associated Executable Files

The following executable files are associated with Rijndael ransomware:

  • BitcoinMiner.exe
  • 15A2D7.exe
  • rijndael.exe
  • Rijndael.exe
  • BitcoinMiner.exe.deploy
  • DeathNote Ransomware.exe

Elastio Can Help You

Don't let Rijndael ransomware take over your data

Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.

About This Analysis

This Rijndael 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 Rijndael.

Last updated: July 30, 2025

Rijndael Ransomware - Detectable by Elastio