H0rus Ransomware
H0rus is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2024, this ransomware has been actively targeting systems worldwide.
Quick facts
How H0rus ransomware works
File encryption patterns
H0rus modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, H0rus displays ransom notes demanding payment for file recovery:
notes/#Recovery.txt
Technical indicators
Associated executable files
The following executable files are associated with H0rus ransomware:
- Stub.exe
About this analysis
This H0rus ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like H0rus.
Last updated: December 30, 2025
Elastio detects H0rus inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify H0rus across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a scan against your recovery points to confirm.
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