Three men brandishing machetes forced their way into a Hallam home, police allege.
Casey CIU detectives are investigating the aggravated burglary, which occurred in Glenburn Drive, about 2.40pm on Thursday 31 August.
They said three men jumped the side fence of a property, confronted a 17-year-old woman and forced their way into the home through a side door.
The trio moved through the house until a man confronted them.
They ran from the house and were last seen in Hinrichsen Drive. No-one was injured during the incident.
Investigators have been told that two of the raiders were carrying machetes.
They have released CCTV and photos of three people who might be able to assist with their investigation.
Call Crime Stoppers on 1800 333 000 or submit a confidential report at www.crimestoppersvic.com.au with any information.
Police are searching for these men: