1/2 live 9 handed . 200 max
UTG 200$
MP 300$
Hero 500$
SB 200$

Preflop
Hero is on the Cutoff with As7s
UTG limp 2$,MP call 2$, Hero raise 12$, folds, SB call 12$,BB folds , UTG call 12$, MP folds
Flop
(40$) AdQs2s
SB check , UTG check , Hero bet 15$ ,SB raise to 30$,UTG fold, Hero call
Turn
(100) Qc
SB all-in 100$ , Hero fold

Is this a good fold ? I have no information of SB , he was a new player to the table and played like 2 or 3 hands.