Ransomware Research
Hero Ransomware
Hero is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2025, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Hero
- First Seen
- April 1, 2025
How Hero Ransomware Works
File Encryption Patterns
Hero modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..hero77Ransom Note and Payment Demands
After encrypting files, Hero displays ransom notes demanding payment for file recovery:
#Read-for-recovery.txtRansom message:
notes/#Read-for-recovery.txt
Note locations:
EveryFolderRansom message:
notes/3199685AE4B0F378C744AE4BABEDBB73.png
Note locations:
DesktopElastio Can Help You
Don't let Hero ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
About This Analysis
This Hero 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 Hero.
Last updated: October 30, 2025
Recent Ransomware
Explore other threats in our database