Ransomware Research
CryFile Ransomware
CryFile is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- CryFile
- First Seen
- June 1, 2016
How CryFile Ransomware Works
File Encryption Patterns
CryFile modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..criptiko..criptoko..criptokod..agaRansom Note and Payment Demands
After encrypting files, CryFile displays ransom notes demanding payment for file recovery:
SHTODELATVAM.txtRansom message:
notes/SHTODELATVAM.txt
Instructionaga.txtRansom message:
notes/Instructionaga.txt
Note locations:
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About This Analysis
This CryFile 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 CryFile.
Last updated: July 30, 2025