Hydra-2023 Ransomware
Hydra-2023 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2023, this ransomware has been actively targeting systems worldwide.
Quick facts
How Hydra-2023 ransomware works
File encryption patterns
Hydra-2023 modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, Hydra-2023 displays ransom notes demanding payment for file recovery:
notes/#FILESENCRYPTED.txt
About this analysis
This Hydra-2023 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 Hydra-2023.
Last updated: December 30, 2025
Elastio detects Hydra-2023 inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify Hydra-2023 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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