The Phishing Site Was Never Online. It Was Built Inside Your Browser.
The attacker did not need to host a conventional phishing page. Microsoft redirects, a blob URL and a service worker assembled the fake login inside the victim’s browser.
Microsoft Teams
The Fake Lock Screen Stole the Password. The Proxy Made the Login Look Internal.
SynkLoader used a fake Teams help desk, an Azure-hosted installer, a counterfeit Windows lock screen and an internal proxy to turn one user action into hands-on-keyboard corporate access.