Ransomware Research
Bud Ransomware
Bud is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on September 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Bud
- First Seen
- September 1, 2017
How Bud Ransomware Works
File Encryption Patterns
Bud modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..budRansom Note and Payment Demands
After encrypting files, Bud displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
LoginTechnical Indicators
Associated Executable Files
The following executable files are associated with Bud ransomware:
armscv.exeBud Ransomware.exe010.vir.exeCorelCGS.exe
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About This Analysis
This Bud 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 Bud.
Last updated: July 30, 2025