Ransomware Research
Crynox Ransomware
Crynox is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2024, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Crynox
- First Seen
- December 1, 2024
How Crynox Ransomware Works
File Encryption Patterns
Crynox modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..crynoxRansom Note and Payment Demands
After encrypting files, Crynox displays ransom notes demanding payment for file recovery:
read_it.txtRansom message:
notes/read_it.txt
Note locations:
EveryFolderRansom message:
notes/vpj75y2mi.jpg
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with Crynox ransomware:
crynox.exesvchost.exe
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About This Analysis
This Crynox 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 Crynox.
Last updated: July 30, 2025