Ransomware Research
Mr.Locker Ransomware
Mr.Locker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Mr.Locker
- First Seen
- June 1, 2017
How Mr.Locker Ransomware Works
Targeted Files
Fake
Ransom Note and Payment Demands
After encrypting files, Mr.Locker displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
OnceOnCompletionTechnical Indicators
Associated Executable Files
The following executable files are associated with Mr.Locker ransomware:
Ransomware.exeVisualStudioProgramIMade.exeMr lock.exe
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About This Analysis
This Mr.Locker ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like Mr.Locker.
Last updated: July 30, 2025