The guys who are going to be doing the attacking aren’t going to be renting Amazon Cloud time. They’re going to be using zombied computers in botnets of their own or hiring one.
You can hire a 400,000+ computer botnet from hackers: https://www.bleepingcomputer.com/news/security/you-can-now-rent-a-mirai-botnet-of-400-000-bots/
It doesn’t take any $110K, either.
You said earlier that this issue was as bad as writing your credit card number on the outside of something you sent through the US Post Office.
Obviously, you have a greatly exaggerated sense of truth.
Stop fear mongering and be truthful in your assessments. You hurt your credibility when you go off the charts with exaggerations.