any of devs are here to maybe answer some questions? The sha256 hashes are correct from my testing. It's more than likely virustotal is reporting something as a false positive. Bitcointalk is not a support channel, please join our discord to talk to devs or senior community members who can help you with technical support:
https://discord.gg/y4Vu9jwor search our knowledge base:
https://info.navcoin.org