Why don't we just require major providers to provide a realtime list of IPs that are attacking so that we can drop them in a block list with an expiration date of a month or so.
If your computer is infected, I don't want to talk to you for a month. If it continues to be infected, I might up that to a year, or permanently ban you.
If your computer is infected, I don't want to talk to you for a month. If it continues to be infected, I might up that to a year, or permanently ban you.
It's your problem. Go fix it.