Ransomware Research
BlackMist Ransomware
BlackMist is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on September 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- BlackMist
- First Seen
- September 1, 2017
How BlackMist Ransomware Works
Targeted Files
Current sample looks like "in development" stage
File Encryption Patterns
BlackMist modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
.blackmistRansom Note and Payment Demands
After encrypting files, BlackMist displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
OnceOnCompletionTechnical Indicators
Associated Executable Files
The following executable files are associated with BlackMist ransomware:
BlackMist.exeblackmist.exe
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About This Analysis
This BlackMist 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 BlackMist.
Last updated: July 30, 2025