Removing these annoying attempts at stealing your info is pretty easy. Lucky for us because if it wasn't we'd surely be crushed by the endless amount of them.
Step 1: Find the domain host
Step 2: Type the domain host in https://whois.icann.org/en
Step 3: Find the registrar in the info
Step 4: Find the abuse email info and send them the link to the phishing site.
Step 5: Your done, and the site should end up being shut down.
Now you can call yourself a hero.. seriously.