Ransomware Research
Zero-Fucks Ransomware
Zero-Fucks is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on July 1, 2019, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: ZeroFucks.
Quick Facts
- Ransomware Family
- Zero-Fucks
- First Seen
- July 1, 2019
- Known Aliases
- ZeroFucks
How Zero-Fucks Ransomware Works
Targeted Files
Removes original extension Base64 encrypted content
File Encryption Patterns
Zero-Fucks modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..zerofucksRansom Note and Payment Demands
After encrypting files, Zero-Fucks displays ransom notes demanding payment for file recovery:
Bitcoin_Address.txtRansom message:
notes/Bitcoin_Address.txt
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with Zero-Fucks ransomware:
Zero-Fucks RSW.exeZERO-FUCKS.EXE
Recovery and Decryption Tools
Good news! Decryption tools are available for Zero-Fucks ransomware:
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About This Analysis
This Zero-Fucks 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 Zero-Fucks.
Last updated: July 30, 2025