KUZA Ransomware
KUZA is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2024, this ransomware has been actively targeting systems worldwide.
Quick facts
How KUZA ransomware works
File encryption patterns
KUZA modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, KUZA displays ransom notes demanding payment for file recovery:
notes/#Read-for-recovery.txt
notes/419DFAD153B61AC7D29F2491128C4831.bmp
About this analysis
This KUZA 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 KUZA.
Last updated: December 30, 2025
Elastio detects KUZA inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify KUZA 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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