Ransomware Research
Judge Ransomware
Judge is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2021, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Judge
- First Seen
- January 1, 2021
How Judge Ransomware Works
File Encryption Patterns
Judge modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..judge
Ransom Note and Payment Demands
After encrypting files, Judge displays ransom notes demanding payment for file recovery:
info.txt
Ransom message:
notes/info.txt
Note locations:
Desktop
Technical Indicators
Associated Executable Files
The following executable files are associated with Judge ransomware:
Classico.exe
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About This Analysis
This Judge 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 Judge.
Last updated: July 30, 2025