Ransomware Research
AttackFiles Ransomware
AttackFiles is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2024, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- AttackFiles
- First Seen
- April 1, 2024
How AttackFiles Ransomware Works
File Encryption Patterns
AttackFiles modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..attackfilesRansom Note and Payment Demands
After encrypting files, AttackFiles displays ransom notes demanding payment for file recovery:
How_to_back_files.htmlRansom message:
notes/How_to_back_files.html
Note locations:
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About This Analysis
This AttackFiles 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 AttackFiles.
Last updated: July 30, 2025