I'm sure I should call this, right? Or does this kinda behavior and re-raises always indicate pocket rockets?

PokerStars No-Limit Hold'em, $0.10 BB (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver Cards)

Hero ($11.90)
UTG ($6.85)
UTG+1 ($19)
MP1 ($5.95)
MP2 ($3.25)
MP3 ($7.75)
CO ($6)
Button ($10.40)
SB ($9.15)

Preflop: Hero is BB with , . CO posts a blind of $0.10.
UTG raises to $0.4, 7 folds, Hero raises to $1.5, UTG raises to $6.85, Hero ???