This is currently uncharted territory. Currently, you can get banned by exchanges if your account has any interaction with mixers like tornado. There's no precedent in regards to how the government views accounts tainted by attacks like this.
What is "your account"? There's no "first-last name, date of birth, ID number" attached to an ethereum account unless an account is on a centralized exchange.
Generating a new account is a matter of 2 seconds.