Ransomware Research
Corona Ransomware
Corona is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on February 1, 2022, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Сoronaviryz.
Quick Facts
- Ransomware Family
- Corona
- First Seen
- February 1, 2022
- Known Aliases
- Сoronaviryz
How Corona Ransomware Works
File Encryption Patterns
Corona modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..coronaRansom Note and Payment Demands
After encrypting files, Corona displays ransom notes demanding payment for file recovery:
readme.txtRansom message:
notes/readme.txt
Elastio Can Help You
Don't let Corona ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
About This Analysis
This Corona 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 Corona.
Last updated: July 30, 2025