Ransomware Research

Zxc Ransomware

Zxc is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2023, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Zxc
First Seen
March 1, 2023

How Zxc ransomware works

File encryption patterns

Zxc modifies encrypted files using specific patterns to mark them as encrypted:

Extensions added after encryption
.zxc

Ransom note and payment demands

After encrypting files, Zxc displays ransom notes demanding payment for file recovery:

fileDecryption-Guide.txt
notes/Decryption-Guide.txt
Location: EveryFolder
fileDecryption-Guide.HTA
notes/Decryption-Guide.HTA
Location: EveryFolder

Technical indicators

Associated executable files

The following executable files are associated with Zxc ransomware:

About this analysis

This Zxc 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 Zxc.

Last updated: December 30, 2025

Detection coverage

Elastio detects Zxc inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Zxc 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.

See How the Hunt Engine WorksRequest a Demo

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