Wodonga Crime Investigation Unit detectives are appealing for public assistance following an armed robbery at a service station in Wodonga on Saturday, 2 September.
Police have been told a man wearing a medical mask entered the store on McKoy Street and approached the counter just before 3.30am.
It is believed the man produced a firearm and made demands for cash from the till.
The attendant handed over an amount of cash and the offender calmly walked out of the store.
The offender is described as having a solid build and was wearing a medical mask, grey head wear, black gloves, a fluro orange top and black pants.
Investigators have released images of a man that may be able to assist with their enquiries.
Any witnesses or anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au.
