Prince Ransomware
Prince is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2024, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Black.
Quick facts
How Prince ransomware works
File encryption patterns
Prince modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, Prince displays ransom notes demanding payment for file recovery:
notes/Decryption Instructions.txt
notes/RfsCOES.png
About this analysis
This Prince ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like Prince.
Last updated: December 30, 2025
Elastio detects Prince inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify Prince across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a scan against your recovery points to confirm.
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