Ransomware Research
Lock93 Ransomware
Lock93 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Lock93
- First Seen
- October 1, 2016
How Lock93 Ransomware Works
File Encryption Patterns
Lock93 modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..lock93Ransom Note and Payment Demands
After encrypting files, Lock93 displays ransom notes demanding payment for file recovery:
ИНСТРУКЦИЯ INSTRUCTION.txtRansom message:
notes/ИНСТРУКЦИЯ INSTRUCTION.txt
Note locations:
DesktopRansom message:
notes/note.txt
Note locations:
OnceOnCompletionElastio Can Help You
Don't let Lock93 ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
About This Analysis
This Lock93 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 Lock93.
Last updated: July 30, 2025