The incident occurred when the older woman’s son was parking in the lower level car park, off Chesterville Rd, 11am, Friday 16 December.
Moorabbin police have released an image of a woman they believe may be able to assist with their enquiries.
The woman is described as aged in her early 30s, with a solid build and dark shoulder-length hair.
At the time of the incident she was wearing a striped t-shirt and dark pants.
Anyone with any information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential crime report to www.crimestoppersvic.com.au
First published in the Chelsea Mordialloc Mentone News – 21 December 2016