Paymen45 Ransomware
Paymen45 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2020, this ransomware has been actively targeting systems worldwide.
Quick facts
How Paymen45 ransomware works
File encryption patterns
Paymen45 modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, Paymen45 displays ransom notes demanding payment for file recovery:
notes/readme.txt
notes/readme-warning.txt
Technical indicators
Associated executable files
The following executable files are associated with Paymen45 ransomware:
- lok.exe
- Z9O603AH.exe
- opboohpueclon.exe
- WJOM54W6.exe
About this analysis
This Paymen45 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 Paymen45.
Last updated: December 30, 2025
Elastio detects Paymen45 inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify Paymen45 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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