Ransomware Research
Black Feather Ransomware
Black Feather is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on September 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Black Feather
- First Seen
- September 1, 2016
How Black Feather Ransomware Works
Targeted Files
NOSAMPLE https://www.bleepingcomputer.com/forums/t/627020/black-feather-ransomware-blackfeather-help-support-black-feathertxt/
File Encryption Patterns
Black Feather modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..blackfeatherRansom Note and Payment Demands
After encrypting files, Black Feather displays ransom notes demanding payment for file recovery:
BLACK_FEATHER.txtRansom message:
notes/BLACK_FEATHER.txt
Ransom message:
notes/note.txt
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About This Analysis
This Black Feather 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 Black Feather.
Last updated: July 30, 2025