Without knowing the name of the infection I can't provide even a guess as to whether it is or not, but the exact answer to your question is for you to report it by filling out the form found @https://www.clamav.net/reports/fp including the file itself.
Sent from my iPad
-Al-
On Apr 7, 2021, at 18:03, Eero Volotinen <eero.volotinen@iki.fi> wrote:
Looks like this is (vistumbler) detected as false positive.
How to fix this?
Eero