Ransomware Research

FLMN Ransomware

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

Quick Facts

Ransomware Family
FLMN
First Seen
April 1, 2025

How FLMN Ransomware Works

Targeted Files

sample_tei.xml.rar -> sample_tei.xml.crypt-rar

Ransom Note and Payment Demands

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

fileREADME.txt

Ransom message:

notes/README.txt

Note locations:

Desktop
screenshot

Ransom message:

notes/FMLN.png

Note locations:

Desktop
message

Ransom message:

notes/note.txt

Note locations:

OnceOnCompletion

Technical Indicators

Associated Executable Files

The following executable files are associated with FLMN ransomware:

  • FMLN Ransomware.exe

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About This Analysis

This FLMN 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 FLMN.

Last updated: July 30, 2025