Downloading ClamAV virus definitions without internet
Note: To download ClamAV virus definitions for offline machines
Head to https://www.clamav.net/downloads to download the AV definitions.
Download the following files:
A reboot may be required for the engine to load the new virus definitions files.
Note: This feature is only available for enterprise users.
For enterprise users that would like to set up a machine that is connected to the internet so that it can become a private mirror of ClamAV virus definitions, you may follow these instructions instead. The other machines that are in your private network will download the virus definitions from this machine rather than directly from ClamAV (other machines may not have internet access).