[mothered]

do whatever you want, plant malware, steal passwords. do whatever

Precisely.

It's the same as having physical access to the PC In question. It Is not difficult to figure out your Intentions.

It’s like when you get a girl home. You don’t get her undressed then be like “huh well don’t know what to do now. Okay bye”

It's simply using common sense.

It's not hard to come up with Ideas on what to perform on a given PC.