Ransomware Research

Enigma Ransomware

Enigma is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2016, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Enigma
First Seen
August 1, 2016

How Enigma ransomware works

File encryption patterns

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

Extensions added after encryption
.enigma

Ransom note and payment demands

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

message
notes/note.txt
Location: Login
fileenigma_encr.html
notes/enigma_encr.html
Location: Desktop, Temp
fileenigma_encr.txt
notes/enigma_encr.txt
Location: Desktop
fileenigma.hta
notes/enigma.hta
Location: Temp

About this analysis

This Enigma 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 Enigma.

Last updated: December 30, 2025

Detection coverage

Elastio detects Enigma inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Enigma 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

Recent ransomware

Explore other threats in our database

Wxlongda2025VeilCrypt2025TitanLabooboo2025SolidBit2022SnapHackLocker2024PySystemUpdate2025PySimCrypt2025Monkey2025Lol2025HWID2025
View all ransomware →