Ransomware Research
CryptoLocker3 Ransomware
CryptoLocker3 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2016, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: FakeCryptoLocker.
Quick Facts
- Ransomware Family
- CryptoLocker3
- First Seen
- December 1, 2016
- Known Aliases
- FakeCryptoLocker
How CryptoLocker3 Ransomware Works
Targeted Files
Requires C&C (can be launched with FakeNetNG) https://www.hybrid-analysis.com/sample/6439884fb90e893df2716831f9f7d03ebb4e4dd7253406119ff4ce19bdc0b975?environmentId=100
File Encryption Patterns
CryptoLocker3 modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..cryptolockerRansom Note and Payment Demands
After encrypting files, CryptoLocker3 displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Technical Indicators
Associated Executable Files
The following executable files are associated with CryptoLocker3 ransomware:
cry2412.exeFake CrytoLocker Ransomware..execry.exe0frtnh
Elastio Can Help You
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About This Analysis
This CryptoLocker3 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 CryptoLocker3.
Last updated: July 30, 2025