Help; Hack/Malware in Matomo file

Hi! I am new here and hope some one can point what to do.
I have site scanner service by hosting company and it detected following hack/malware:


I uptaded Matomo WP plugin yesterday and suspect it relates to that.

Should I just revert site? Would it solve anything?

Thank you for your help!

Ps. I did sent Matomo support request

You can compare your file with
Maybe the site scanner detected a listet bot in the yml file.