Ransomware Research

Recon Ransomware

Recon is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on July 1, 2021, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Recon
First Seen
July 1, 2021

How Recon ransomware works

File encryption patterns

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

Extensions added after encryption
.Recon

Ransom note and payment demands

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

fileRecon.txt
notes/Recon.txt
Location: Desktop
message
notes/note.txt
Location: OnceOnCompletion

Technical indicators

Associated executable files

The following executable files are associated with Recon ransomware:

About this analysis

This Recon 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 Recon.

Last updated: December 30, 2025

Detection coverage

Elastio detects Recon inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Recon 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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