L00KUPRU Ransomware
L00KUPRU is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2024, this ransomware has been actively targeting systems worldwide.
Quick facts
How L00KUPRU ransomware works
File encryption patterns
L00KUPRU modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, L00KUPRU displays ransom notes demanding payment for file recovery:
notes/HOW TO DECRYPT FILES.txt
Technical indicators
Associated executable files
The following executable files are associated with L00KUPRU ransomware:
- L00KUPRU
- m7qPgVC66321WYx.exe
About this analysis
This L00KUPRU 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 L00KUPRU.
Last updated: December 30, 2025
Elastio detects L00KUPRU inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify L00KUPRU 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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