Ransomware Research
NAS Data Compromiser Ransomware
NAS Data Compromiser is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2020, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: NAS_Data_Compromiser.
Quick Facts
- Ransomware Family
- NAS Data Compromiser
- First Seen
- December 1, 2020
- Known Aliases
- NAS_Data_Compromiser
How NAS Data Compromiser Ransomware Works
Targeted Files
NOSAMPLE;For NAS
File Encryption Patterns
NAS Data Compromiser modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..aesRansom Note and Payment Demands
After encrypting files, NAS Data Compromiser displays ransom notes demanding payment for file recovery:
READ ME.txtRansom message:
notes/READ ME.txt
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About This Analysis
This NAS Data Compromiser 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 NAS Data Compromiser.
Last updated: July 30, 2025