Ransomware Research
Nog4yH4n Ransomware
Nog4yH4n is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Nog4yH4n
- First Seen
- August 1, 2018
How Nog4yH4n Ransomware Works
File Encryption Patterns
Nog4yH4n modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..lockedRansom Note and Payment Demands
After encrypting files, Nog4yH4n displays ransom notes demanding payment for file recovery:
HACKED_NOG4YH4N.txtRansom message:
notes/HACKED_NOG4YH4N.txt
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with Nog4yH4n ransomware:
hidden-tear.exelocal.exe
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About This Analysis
This Nog4yH4n 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 Nog4yH4n.
Last updated: July 30, 2025