Ransomware Research
Nigra Ransomware
Nigra is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2023, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Nigra
- First Seen
- October 1, 2023
How Nigra Ransomware Works
Targeted Files
Full extension -> .[6596cf3110].[c2y@startmail.com].nigra
File Encryption Patterns
Nigra modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..nigraRansom Note and Payment Demands
After encrypting files, Nigra displays ransom notes demanding payment for file recovery:
README_WARNING.txtRansom message:
notes/README_WARNING.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with Nigra ransomware:
sqlal702003_all.exe
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About This Analysis
This Nigra 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 Nigra.
Last updated: July 30, 2025