Ransomware Research
blueKey Ransomware
blueKey is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2022, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- blueKey
- First Seen
- June 1, 2022
How blueKey Ransomware Works
File Encryption Patterns
blueKey modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..blueKeyRansom Note and Payment Demands
After encrypting files, blueKey displays ransom notes demanding payment for file recovery:
DECRYPTION_INSTRUCTIONS.txtRansom message:
notes/DECRYPTION_INSTRUCTIONS.txt
Note locations:
EveryFolderRansom message:
notes/3f7z6fxno.jpg
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with blueKey ransomware:
blueKey.exesvchost.exe
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About This Analysis
This blueKey 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 blueKey.
Last updated: July 30, 2025