Ransomware Research

Malabu Ransomware

Malabu 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
Malabu
First Seen
April 1, 2017

How Malabu Ransomware Works

File Encryption Patterns

Malabu 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, Malabu displays ransom notes demanding payment for file recovery:

message

Ransom message:

notes/note.txt

Note locations:

Login

Technical Indicators

Associated Executable Files

The following executable files are associated with Malabu ransomware:

  • MALABU-X.exe
  • document.exe
  • MALABU-X (2) - Copy.exe

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About This Analysis

This Malabu 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 Malabu.

Last updated: July 30, 2025