The only secure way to obtain Logic Pro is through the . If you have previously purchased Logic, you can often download compatible older versions by going to your "Purchased" tab in the App Store while logged into your Apple ID.
: Complete redesigns of the legacy EXS24 sampler with modern drag-and-drop workflows. Step Sequencer
Assuming you mean an version of Logic Pro X 10.6.2, here’s a sample blog post: