Ransomware Research

FCT Ransomware

FCT is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2020, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
FCT
First Seen
January 1, 2020

How FCT ransomware works

File encryption patterns

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

Extensions added after encryption
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Technical indicators

Associated executable files

The following executable files are associated with FCT ransomware:

About this analysis

This FCT 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 FCT.

Last updated: December 30, 2025

Detection coverage

Elastio detects FCT inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify FCT 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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What is FCT Ransomware? | Elastio