I wanted to see if there was an update on this case, so I Googled "unidentified body Ringwood Victoria" and came up with an extensive list of unidentified bodies from that area.

This article is behind a paywall, but there appears to be a lot of bodies piling up in Victoria.

https://www.heraldsun.com.au/subscri...haviour=append

Do you know this man?: 142 unidentified Vic bodies a mystery
Victoria has 142 unidentified human remains. One of them is an infant. They are just some of the bodies and bones piling up at police, mortuary and forensic facilities.