Family Blattidae.
https://www.ozanimals.com/Insect/Common-Shining-Cockroach/Drymaplaneta/communis.html
Drymaplaneta communis is listed in the following regions:
Canberra & Southern Tablelands | Albury, Wodonga | Barwon South West | Loddon Mallee | Tasmania
Maps
WendyM's farm at Freshwater Ck.Places
Freshwater Creek, VIC