Ransomware Research

Locklocklock Ransomware

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

Quick facts

Ransomware Family
Locklocklock
First Seen
December 1, 2024

How Locklocklock ransomware works

File encryption patterns

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

Extensions added after encryption
.locklocklock

Ransom note and payment demands

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

fileReadme-locklocklock.txt
notes/Readme-locklocklock.txt
Location: EveryFolder

Technical indicators

Associated executable files

The following executable files are associated with Locklocklock ransomware:

About this analysis

This Locklocklock 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 Locklocklock.

Last updated: December 30, 2025

Detection coverage

Elastio detects Locklocklock inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Locklocklock 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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