Ransomware Research
Basta Ransomware
Basta is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2025, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Basta
- First Seen
- June 1, 2025
How Basta Ransomware Works
File Encryption Patterns
Basta modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..bastaRansom Note and Payment Demands
After encrypting files, Basta displays ransom notes demanding payment for file recovery:
+README-WARNING+.txtRansom message:
notes/+README-WARNING+.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with Basta ransomware:
basta_nowin.exe_
Elastio Can Help You
Don't let Basta ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
About This Analysis
This Basta 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 Basta.
Last updated: July 30, 2025