The long-running manhunt for an alleged double police murderer has turned its attention to an area about 100km away from where he was last seen.

Dezi Freeman has been on the run since August 26 after Neal Thompson and Vadim de Waart-Hottart were shot dead as they and other officers served a search warrant at his home in Porepunkah.

The 56-year-old fled into dense bushland from the mountainous town about 300km northeast of Melbourne.

There have been no confirmed sightings of Freeman, with hundreds of police searching Porepunkah, surrounds and remote bushland to no avail.

Police confirmed on Wednesday they were in the Benalla area, about 100km west of Porepunkah, as part of a "planned operation".

"There is no immediate risk to community safety," it said in a statement.

"This forms part

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