$16 - A5 help to eliminate?

[mattiesmat]

BB is a super donk, LAGG and does not understand late game/bubble at all.
BB folded before when getting 3824234932929:1 in this situation.
What to do?

PokerStars No-Limit Hold'em Tourney, Big Blind is t600 (4 handed) by Hand Converter CG

UTG (t1545)
Button (t2500)
Hero (t3240)
BB (t6215)

Preflop: Hero is SB with 5[img]/images/graemlins/diamond.gif[/img], A[img]/images/graemlins/club.gif[/img].
<font color="#CC3333">UTG raises to t1545</font>, 1 fold, hero ??