Stars $11 Rebuy, 99 facing UTG big stack villain

PokerStars No-Limit Hold'em Tourney, Big Blind is t600, 50 antes (9 handed) FTR converter on zerodivide.cx

CO (t12030)
Button (t16632)
SB (t11326)
BB (t6301)
UTG (t55793)
UTG+1 (t17616)
MP1 (t13985)
Hero (t21295)
MP3 (t71934)

Preflop: Hero is MP2 with 9[img]/images/graemlins/spade.gif[/img], 9[img]/images/graemlins/heart.gif[/img].
UTG calls t600, 1 fold, MP1 calls t600, Hero calls t600, 3 folds, SB completes, BB checks.

Flop: (t3450) 5[img]/images/graemlins/spade.gif[/img], 7[img]/images/graemlins/club.gif[/img], 2[img]/images/graemlins/heart.gif[/img] (5 players)
SB checks, BB bets t600, UTG calls t600, MP1 folds, Hero raises to t2500, SB folds, BB folds, UTG calls t1900.

Post rebuy & add-on periods. I hadn't seen villain limp before, no significant reads. Thoughts on my preflop play, flop raise? What range do you put villain on? What are your plans on the turn? General thoughts?

Turn and River decision later.