RAT for Mac and Windows Help

Please tell me RAT for MAC and Windows


I was planning for blackshades, but I thought I should ask you all as you can guide me better as its 2 year now, I left hacking so I am but outdated earlier I was using darkcoment but not FUD


this time I need RAT for both Windows and MAC and 100% FUD


Thanks
Hope you will help me

this is not a hackers forum

okay, Thanks, I will take care from future