VH-PHP by the looks of it, owned by Australian Native Landscapes. Doesn't show up on ADS-B, though one of their previous flights have.
Originally Posted by The ABC
Nearby resident Lou van der Vliet said the helicopter was "very loud" before it crashed 200 metres from the back boundary of his small acreage.
"I was doing some work here and had my back to it," he said ."All of a sudden there was a big explosion … and then a plume of smoke came up."
Under power until impact...? There be powerlines across the river there...