Ransomware Research
Meduza Ransomware
Meduza is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on July 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Meduza
- First Seen
- July 1, 2018
How Meduza Ransomware Works
Targeted Files
NOSAMPLE Full extension -> .[cryhelp@tutanota.com].meduza
File Encryption Patterns
Meduza modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
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About This Analysis
This Meduza 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 Meduza.
Last updated: July 30, 2025