Maybe, but is your site protected by SSL? It might be hard for most of us to help you without a link. "abtrcking.com" appears to be some HN user's side project.
Affected files are:
https://[redacted].s3.amazonaws.com/js/scripts_2017-05-28-17...
https://[redacted].s3.amazonaws.com/js/scripts_2017-05-28-18...
According to "last modified" timestamps, the first was modified 7 minutes after upload, the second 2.4 days later.