Photo: The Age

Police were told a woman was approached by an unknown male on Inkerman Street near Market Street about 2.20am.

The man made demands for cash.

During the confrontation, the woman received a number of stab-wounds before the man fled in foot toward Barkley Street.

The woman was transported to hospital with non-life threatening injuries.

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

He is described as having a distinctive bald patch with a pony tail.

Anyone who witnessed the incident or may know the identity of the men is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential crime report at www.crimestoppersvic.com.au.