Ransomware Research

Elpy Ransomware

Elpy is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2023, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Elpy
First Seen
December 1, 2023

How Elpy ransomware works

File encryption patterns

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

Extensions added after encryption
.elpy

Ransom note and payment demands

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

fileinfo.txt
notes/info.txt
Location: RootDiscs, Desktop
fileinfo.hta
notes/info.hta
Location: RootDiscs, Desktop

Technical indicators

Associated executable files

The following executable files are associated with Elpy ransomware:

About this analysis

This Elpy 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 Elpy.

Last updated: December 30, 2025

Detection coverage

Elastio detects Elpy inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Elpy 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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