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Microsoft Warns IRS Phishing Hits 29,000 Users, Deploys RMM Malware

The Hacker News | #1 Trusted Source for Cybersecurity News [Uno… March 23, 2026
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Microsoft has warned of fresh campaigns that are capitalizing on the upcoming tax season in the U.S. to harvest credentials and deliver malware. The email campaigns take advantage of the urgency and time-sensitive nature of emails to send phishing messages masquerading as refund notices, payroll forms, filing reminders, and requests from tax professionals to deceive recipients into opening

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