Mmnn Virus (. mmnn File) – Ransomware Removal and Recovery Mmnn Ransomware Mmnn Ransomware is the newest threat plaguing computers worldwide Mmnn Ransomware is the newest of the STOP ransomware family As Mmnn Ransomware is a virus that will lock your files and prevent access to them, you should keep on reading this article to see how to remove this malware and what to do for a potential recovery of your data