Thank you for your feedback. You may want to read the information: Important notice about using this software in the .ru, .su, .by and .рф domain zones.
https://www.npmjs.com/package/sweetalert2
https://github.com/sweetalert2/sweetalert2?tab=readme-ov-file#important-notice-about-the-usage-of-this-software-for-ru-su-by-and-%D1%80%D1%84-domain-zones
I solved this problem by removing the malicious code from the js file.