They suffered minor injuries and were left shaken by the violent incident.
The stolen dark-coloured Nissan Tiida used by the group was found in a nearby area this morning.
Police are appealing for witnesses or anyone with relevant information to come forward.
“I’m asking anyone who was travelling along Mt Albert Rd at the time and saw anything untoward to contact police,” Darvill said.
“The violence on display is unacceptable, and our investigators are working to identify this group and hold them accountable.”
Anyone with information can update police online now or call 105 using the reference number 260705/0339.
Information can also be provided anonymously via Crime Stoppers on 0800 555 111.