Pakistan defeated Australia by 11 runs at Dubai on Friday.
The hosts also gained an unasailable 2-0 lead in the T20I series.
Pak won the toss and scored 147/6. Babar Azam scored 40 runs while Hafeez hit 40 runs.
Nathan Coulter Nile picked 3 wicket, Billy Stanlake scalped two.
In reply, Aussies managed 136/8. Maxwell top scored with 52 runs. Mitchell Marsh and Coulter Nile contributed 21 and 27 runs respectively.
Shahid Khan and Shaheen Afridi shared two wickets each.
Imad Wasim named Man of the Match for his figures of 4-1-8-1.
The third T20I will be played on Sunday.