Detectives from Melton Crime Investigation Unit are appealing for information following an aggravated burglary at a property in Kurunjang on 6 December.
Police understand four men gained entry to the Coburns Road property about 2.10am.
It is believed the four men, who were armed with firearms, entered through the rear door, and rummaged through belongings.
Some paperwork was stolen from the property, and no one was injured.
It is believed the four men fled in a white Toyota Hiace van, which has since been recovered by investigators.
The four offenders were wearing jumpers, pants, and face coverings.
Investigators have released images of the men they believe will be able to assist them with their enquiries.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential crime report at www.crimestoppersvic.com.au
