XWorm Ransomware
XWorm is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2023, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: XWorm V3.0.
Quick facts
How XWorm ransomware works
File encryption patterns
XWorm modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, XWorm displays ransom notes demanding payment for file recovery:
notes/How To Decrypt My Files.html
Technical indicators
Associated executable files
The following executable files are associated with XWorm ransomware:
- Ransomware.dll
About this analysis
This XWorm 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 XWorm.
Last updated: December 30, 2025
Elastio detects XWorm inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify XWorm 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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