A Mooroopna house was allegedly damaged and the occupants threatened on Friday, July 15.
Shepparton Crime Investigation Unit Senior Constable Geordie Thomas said a number of people allegedly damaged the McKean St house and possibly entered it about 6pm.
Police allege threats were also made to the occupant.
Sen Const Thomas said police believed at least two people were involved in the incident, but there might have been more.
Two people — a 20-year-old Mooroopna woman and 48-year-old Kyabram man — were arrested and are assisting police with their enquiries.
The pair has been released pending further enquiries.
No charges have been laid.
Police are appealing for any witnesses to contact them.
Anyone with information is asked to call Sen Const Thomas on 5820 5777.