PUP.Optional.SystemKeeperPro is Malwarebytes’ detection name for a potentially unwanted program (PUP) that claims to be a system optimizer for Windows systems.
Affected systems will have these icons in their startmenu, taskbar, and on their desktop.
This is the GUI of the program:
Users may notice tooltips like this one:
Type and source of infection
System optimizers like PUP.Optional.SystemKeeperPro are usually installed by users themselves based on false promises.
and by blocking their domain;