Ransomware Research
Merlin Ransomware
Merlin is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2023, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Merlin
- First Seen
- March 1, 2023
How Merlin Ransomware Works
File Encryption Patterns
Merlin modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..MerlinRansom Note and Payment Demands
After encrypting files, Merlin displays ransom notes demanding payment for file recovery:
Merlin_Recover.txtRansom message:
notes/Merlin_Recover.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with Merlin ransomware:
windows.exe
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About This Analysis
This Merlin 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 Merlin.
Last updated: July 30, 2025