Photo: Victoria Police

It is believed about 1.30pm on 13 December, an unknown female has entered the Patterson Lane home.

An 84-year-old female occupant of the house was watching TV while the offender stole her mobile phone and a set of keys.

The victim confronted the offender and followed her outside where a male appeared to be acting as lookout.

They denied stealing anything and walked away down a nearby alleyway.

The woman is described as aged between 30-45-years-old, thin build with bleached blonde hair.

The man is described as 180-190cm tall, thin build and was wearing a distinctive jumper with ‘H’ on the back.

The victim was not physically injured during the incident.

Investigators have released CCTV of a man and woman they believe may be able to assist with their enquiries.

Anyone with information is urged to contact Crime Stoppers on 1800 333 000.