Ransomware Research
FScrypt Ransomware
FScrypt is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2019, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- FScrypt
- First Seen
- December 1, 2019
How FScrypt Ransomware Works
Targeted Files
Requires parameter --backupen to start Written in Go Encrypts files into Jpeg pictures
File Encryption Patterns
FScrypt modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..enc.jpgRansom Note and Payment Demands
After encrypting files, FScrypt displays ransom notes demanding payment for file recovery:
как расшифровать файлы.ru.txtRansom message:
notes/как расшифровать файлы.ru.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with FScrypt ransomware:
glxinfo.exeenc.exe
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About This Analysis
This FScrypt 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 FScrypt.
Last updated: July 30, 2025