Ransomware Research
MXX Ransomware
MXX is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2020, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- MXX
- First Seen
- November 1, 2020
How MXX Ransomware Works
Targeted Files
NOSAMPLE Full extension of encrypted files -> .id-8C76543[Tuko.Salamanca@mailfence.com].MXX
File Encryption Patterns
MXX modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..MXXRansom Note and Payment Demands
After encrypting files, MXX displays ransom notes demanding payment for file recovery:
How To Recover Your Files.txtRansom message:
notes/How To Recover Your Files.txt
How To Recover Your Files!!!!.txtRansom message:
notes/How To Recover Your Files.txt
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About This Analysis
This MXX 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 MXX.
Last updated: July 30, 2025