Never fold & always bet KK+ for value preflop unless you know for a fact your opponent only plays aces (1 in a million scenario). Minraising is horrible and you should stop doing that. 3bet him to 3-4x his original raise. Without reads your postflop play is fine here.

Your stats indicate that you're somewhat of a calling station. You want the gap between your VPIP and PFR to be much closer than 25/9. Here's an article that goes more in depth on the subject:
The 2+2 Forum Archives: 6 Max fundamentals for SSNL players