Ransomware Research
CrypTron Ransomware
CrypTron is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2020, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- CrypTron
- First Seen
- April 1, 2020
How CrypTron Ransomware Works
Targeted Files
Written in Python
File Encryption Patterns
CrypTron modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..cryptRansom Note and Payment Demands
After encrypting files, CrypTron displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
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About This Analysis
This CrypTron 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 CrypTron.
Last updated: July 30, 2025