What does a loose/passive fish 4-bet with?

[duh]

Villan is bad 38/6/.8

PokerStars No-Limit Hold'em, $6 BB (4 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

saw flop|<font color="#C00000">saw showdown</font>

BB ($160)
UTG ($564.15)
Button ($587.45)
Hero ($740.05)

Preflop: Hero is SB with Q[img]/images/graemlins/club.gif[/img], Q[img]/images/graemlins/heart.gif[/img].
<font color="#CC3333">UTG raises to $18</font>, <font color="#666666">1 fold</font>, <font color="#CC3333">Hero raises to $60</font>, <font color="#666666">1 fold</font>, <font color="#CC3333">UTG raises to $102</font>, Hero calls $42.

Flop: ($210) 4[img]/images/graemlins/heart.gif[/img], 7[img]/images/graemlins/club.gif[/img], 4[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">UTG bets $192</font>, Hero ???