Ransomware Research

Kodex Ransomware

Kodex 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.

Quick Facts

Ransomware Family
Kodex
First Seen
January 1, 2023

How Kodex Ransomware Works

Ransom Note and Payment Demands

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

fileRead_me.html

Ransom message:

notes/Read_me.html

Note locations:

Desktop

Technical Indicators

Associated Executable Files

The following executable files are associated with Kodex ransomware:

  • Catacomb_crawlers.exe
  • Catacomb-Crawlers_Installer.exe
  • installation.exe

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About This Analysis

This Kodex ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like Kodex.

Last updated: September 30, 2025

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