Ransomware Research

Ert Ransomware

Ert is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2024, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Ert
First Seen
March 1, 2024

How Ert ransomware works

File encryption patterns

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

Extensions added after encryption
.ert

Ransom note and payment demands

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

fileКАК РАСШИФРОВАТЬ ФАЙЛЫ.txt
notes/КАК РАСШИФРОВАТЬ ФАЙЛЫ.txt
Location: EveryFolder

About this analysis

This Ert 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 Ert.

Last updated: December 30, 2025

Detection coverage

Elastio detects Ert inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Ert 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 Ert Ransomware? | Elastio