Yes, they're not the bad guys for making people respect their copyright (there have also been cases where Getty re-licensed public domain images and threatened

Yes, they're not the bad guys for making people respect their copyright (there have also been cases where Getty re-licensed public domain images and threatened people in similar ways, but that's a different matter). Assuming they're the legitimate copyright holders, the shady part is increasing the price of the image on their website to make you pay more than what you should as soon as they notice the infringement - and threatening legal actions if you don't pay the image price