Ransomware Research
Cryptorium Ransomware
Cryptorium 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.
Quick Facts
- Ransomware Family
- Cryptorium
- First Seen
- December 1, 2016
How Cryptorium Ransomware Works
Targeted Files
Only renames files
File Encryption Patterns
Cryptorium modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..ENCRansom Note and Payment Demands
After encrypting files, Cryptorium displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
OnceOnCompletionTechnical Indicators
Associated Executable Files
The following executable files are associated with Cryptorium ransomware:
VirtualUIPro.exe
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About This Analysis
This Cryptorium 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 Cryptorium.
Last updated: July 30, 2025