Ransomware Research

Lycor Ransomware

Lycor is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2017, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Lycor
First Seen
November 1, 2017

How Lycor ransomware works

File encryption patterns

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

Prefixes added to encrypted files
Lock.

Ransom note and payment demands

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

screenshot
notes/wl.jpg
Location: Desktop

About this analysis

This Lycor 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 Lycor.

Last updated: December 30, 2025

Detection coverage

Elastio detects Lycor inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Lycor 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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