Mill Park Serious Crime detectives are appealing for public assistance after a car was damaged in Lalor this morning.
Police were called to Clifton Grove about 2am after a car parked in a driveway was located with holes in the windows.
Investigators believe unknown offenders travelling in a vehicle, damaged the car and fled the scene.
No-one was injured during the incident.
Ballistics experts attended and after further investigation believe that the damage was not caused by a firearm.
Detectives are keen to speak to any witnesses or anyone that may have seen any suspicious activity in the area.
Anyone with information is urged to contact Crime Stoppers on 1800 333 or submit a confidential crime report at www.crimestoppers.com.au.