KK's is my hand good?

[Arm187r]

Party Poker 0.5/1 Hold'em (9 handed) converter

Preflop: Hero is MP1 with K[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/heart.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">Hero raises</font>, <font color="#666666">3 folds</font>, <font color="#CC3333">Button 3-bets</font>, <font color="#666666">2 folds</font>, <font color="#CC3333">Hero caps</font>, Button calls.

Flop: (9.50 SB) 4[img]/images/graemlins/spade.gif[/img], 7[img]/images/graemlins/club.gif[/img], 2[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, <font color="#CC3333">Button raises</font>, <font color="#CC3333">Hero 3-bets</font>, Button calls.

Turn: (7.75 BB) 9[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, Button calls.

River: (9.75 BB) 5[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, Button calls.

Final Pot: 11.75 BB

Not much of a read on my opponent, first hand he played out of appx. 5 total hands I had seen at the table.
Should I have played this hand differently on any street?