Ransomware Research
French HT Ransomware
French HT is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Putty.
Quick Facts
- Ransomware Family
- French HT
- First Seen
- March 1, 2017
- Known Aliases
- Putty
How French HT Ransomware Works
Targeted Files
Current sample creates ransom note on the Desktop in the 'test' folder Looks liks targeted -> ".ttlol",".espa" files will be encrypted
File Encryption Patterns
French HT modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..oupsRansom Note and Payment Demands
After encrypting files, French HT displays ransom notes demanding payment for file recovery:
README.htmlRansom message:
notes/README.html
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with French HT ransomware:
CamSnap.exe
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About This Analysis
This French HT 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 French HT.
Last updated: July 30, 2025