Ransomware Research

ToxCrypt Ransomware

ToxCrypt is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2015, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
ToxCrypt
First Seen
May 1, 2015

How ToxCrypt Ransomware Works

Targeted Files

NOSAMPLE

File Encryption Patterns

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

File extensions added after encryption:

..toxcrypt

Ransom Note and Payment Demands

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

filetox.html

Ransom message:

notes/tox.html.txt

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About This Analysis

This ToxCrypt 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 ToxCrypt.

Last updated: July 30, 2025

ToxCrypt Ransomware - Detectable by Elastio