And that's why you install questionable software in a virtual machine that you absolutely monitor with every available tool under the moon first. See where it g

And that's why you install questionable software in a virtual machine that you absolutely monitor with every available tool under the moon first. See where it goes, what it exports and brings back, check for file modifications it does with a file monitoring or file difference tool. Also repeat this test 365 times, one for each day of the year - pretty sure automation comes to mind. And only then you can say with a 50% error margin that the thing you downloaded is safe :P