UNC6692 Edgecution - Mailbox Repair Utility Phishing Landing Page Request
Detects HTTP GET requests to UNC6692 Edgecution phishing landing pages hosted on S3 buckets using the 'service-page-*-outlook.s3.us-west-2.amazonaws.com' naming pattern with an 'email=' parameter and '/update.html' URI, used to lure victims into downloading the Edgecution malware suite via fake Outlook/Mailbox Repair Utility pages.
Suricata

