Ransomware Research
Mekwyk Ransomware
Mekwyk is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2023, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Mekwyk
- First Seen
- January 1, 2023
How Mekwyk Ransomware Works
File Encryption Patterns
Mekwyk modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..mekwykRansom Note and Payment Demands
After encrypting files, Mekwyk displays ransom notes demanding payment for file recovery:
RESTORE_FILES_INFO.txtRansom message:
notes/RESTORE_FILES_INFO.txt
Note locations:
RootDiscsDesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with Mekwyk ransomware:
local.exe
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About This Analysis
This Mekwyk 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 Mekwyk.
Last updated: July 30, 2025