Call it social media threat intelligence gathering 😎
If you can only search for single IP's then start with 52.27.191[.]181, 52.27.190[.]67, 52.27.190[.]9, 52.27.190[.]10, 52.27.191[.]179, 52.27.191[.]164, 52.27.190[.]82, 52.27.190[.]78, 52.27.190[.]90.
Yes AWS are aware.