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Ransomware Research
Ransomnix Ransomware
Ransomnix is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2019, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Ransomnix-Crypt, Ransomnix-Charm.
Quick Facts
- Ransomware Family
- Ransomnix
- First Seen
- January 1, 2019
- Known Aliases
- Ransomnix-CryptRansomnix-Charm
How Ransomnix Ransomware Works
Targeted Files
https://www.bleepingcomputer.com/forums/t/741883/ransomexx-ransomware-support-topic/
File Encryption Patterns
Ransomnix modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..charm
..crypt
..mdk4y
..dmo
..encrypted
..encrypt
..enc
Ransom Note and Payment Demands
After encrypting files, Ransomnix displays ransom notes demanding payment for file recovery:
HOW_TO_RETURN_FILES.txt
Ransom message:
notes/HOW_TO_RETURN_FILES.txt
Note locations:
EveryFolder
README.txt
Ransom message:
notes/README.txt
Technical Indicators
Associated Executable Files
The following executable files are associated with Ransomnix ransomware:
Ransomnix.exe
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About This Analysis
This Ransomnix 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 Ransomnix.
Last updated: July 30, 2025