Why is this search so persistent?
The ESET offline installer (available from your ESET home account) includes definition signatures up to the build date. While not a daily update, a fresh reinstall every few months is safer than third-party patches. Scanwith.com Nod32 Offline Update
Since Scanwith.com uses standard HTTP (not always HTTPS for legacy files), an attacker on your local network could replace the update file with ransomware disguised as nod32_update.zip . Why is this search so persistent
Inside a standard offline update package, you will often find a directory tree resembling: /eset_upd/ /eset_upd/dll/ /eset_upd/engine/ Scanwith.com Nod32 Offline Update
The program will now pull definitions from your local folder instead of the internet. Troubleshooting Tip: Enabling the Update Server Feature