Suspicious stats
https://www.247fairplay.com/CheatDetector/NASTYATINA_3000
http://battlelog.battlefield.com/bf4/soldier/NASTYATINA_3000/detailedstats/365067817/pc/
He/she also seems to change their name all the time.
Name changing is not a reason to be suspicious of a player.
His stats are suspicious because more than likely he joined a mod server and we don't ban for that.
We'll need more evidence than what you've provided to ban this account.