Ransomware Research
M@r1a Ransomware
M@r1a is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- M@r1a
- First Seen
- October 1, 2018
How M@r1a Ransomware Works
File Encryption Patterns
M@r1a modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..mariacbcRansom Note and Payment Demands
After encrypting files, M@r1a displays ransom notes demanding payment for file recovery:
ReadME-M@r1a.txtRansom message:
notes/ReadME-M@r1a.txt
Note locations:
RootDiscsDesktopReadME-Encryptor.txtRansom message:
notes/ReadME-Encryptor.txt
Note locations:
RootDiscsDesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with M@r1a ransomware:
SF.exeransom.exe
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About This Analysis
This M@r1a 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 M@r1a.
Last updated: July 30, 2025