bad push?

Party poker 20+2 million dollar satellite, First 9 spots get a freeroll to the million dollar guaranteed. 21 players left, average stack approx 14k. Villain has been moderately agressive, has raised all in once when I bet into his blinds.
Bad push? Should I be more conservative here?

Party Poker No-Limit Hold'em Tourney, Big Blind is t800 (7 handed) converter

CO (t3140)
Button (t7583)
SB (t16785)
Hero (t20942)
UTG (t12852)
Villain (t19351)
MP2 (t18884)

Preflop: Hero is BB with Q[img]/images/graemlins/club.gif[/img], Q[img]/images/graemlins/heart.gif[/img].
1fold
Villain raises [2500].
4 folds
Hero pushes??