Ransomware Research
Lucky777 Ransomware
Lucky777 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on February 1, 2025, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Lucky777
- First Seen
- February 1, 2025
How Lucky777 Ransomware Works
File Encryption Patterns
Lucky777 modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..lucky777Ransom Note and Payment Demands
After encrypting files, Lucky777 displays ransom notes demanding payment for file recovery:
READ_NOTE.htmlRansom message:
notes/READ_NOTE.html
Note locations:
EveryFolderRansom message:
notes/output.png
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with Lucky777 ransomware:
lucky777.exe
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About This Analysis
This Lucky777 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 Lucky777.
Last updated: July 30, 2025