Ransomware Research
Donut Ransomware
Donut is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Donut
- First Seen
- June 1, 2018
How Donut Ransomware Works
File Encryption Patterns
Donut modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..donutRansom Note and Payment Demands
After encrypting files, Donut displays ransom notes demanding payment for file recovery:
decrypt.txtRansom message:
notes/decrypt.txt
Note locations:
EveryFolderRansom message:
notes/note.txt
Note locations:
LoginRansom message:
notes/wallpaper.bmp
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with Donut ransomware:
donut.exemyfile.exedonut0806.exe
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About This Analysis
This Donut 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 Donut.
Last updated: July 30, 2025