ThreatCluster

Phishing Scam Targets Microsoft 365 Users with Fake Billing Alerts

First seen 19 Nov 2025, 09:14 UTC Mailguard.Au 22

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A phishing campaign is targeting Microsoft 365 users, tricking them into providing sensitive information through fake billing alerts that imitate Microsoft Support. Attackers can gain access to compromised accounts, allowing them to steal credentials, credit card details, and impersonate executives. This scam highlights the vulnerability of businesses to social engineering tactics.