Ransomware Research

Venom Ransomware

Venom is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2020, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: VenomRAT.

Quick facts

Ransomware Family
Venom
First Seen
October 1, 2020
Known Aliases
VenomRAT

How Venom ransomware works

File encryption patterns

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

Extensions added after encryption
.Venom.V3NOM

Ransom note and payment demands

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

fileHOW-TO-RECOVER-YOUR-FILES.txt
notes/HOW-TO-RECOVER-YOUR-FILES.txt
message
notes/note.txt
screenshot
notes/Wallpaper.png
Location: Desktop

Technical indicators

Associated executable files

The following executable files are associated with Venom ransomware:

About this analysis

This Venom 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 Venom.

Last updated: December 30, 2025

Detection coverage

Elastio detects Venom inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Venom 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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