Ransomware Research
CryT0Y Ransomware
CryT0Y is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2021, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- CryT0Y
- First Seen
- June 1, 2021
How CryT0Y Ransomware Works
File Encryption Patterns
CryT0Y modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..cryt0yRansom Note and Payment Demands
After encrypting files, CryT0Y displays ransom notes demanding payment for file recovery:
READ_IT.txtRansom message:
notes/READ_IT.txt
Note locations:
DesktopRansom message:
notes/READ_IT.txt
Note locations:
LoginTechnical Indicators
Associated Executable Files
The following executable files are associated with CryT0Y ransomware:
Bypass.exeBypass_original.exePhotoshopPhotoshop.exeBypasds.bin.exeBypasds.binMoleculeV².exeMoleculeV_.binBlizzard Battle.net AppBattle.net.exeMolecule.exe
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About This Analysis
This CryT0Y 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 CryT0Y.
Last updated: October 30, 2025
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