Ransomware Research

Zteqqd Ransomware

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

Quick facts

Ransomware Family
Zteqqd
First Seen
February 1, 2023

How Zteqqd ransomware works

File encryption patterns

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

Extensions added after encryption
.zteqqd

Ransom note and payment demands

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

fileRESTORE_FILES_INFO.txt
notes/RESTORE_FILES_INFO.txt
Location: RootDiscs, Temp, Desktop

Technical indicators

Associated executable files

The following executable files are associated with Zteqqd ransomware:

About this analysis

This Zteqqd 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 Zteqqd.

Last updated: December 30, 2025

Detection coverage

Elastio detects Zteqqd inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Zteqqd 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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