Mirage2FA Surge Hits 4,500 US and EU Companies, Abusing Microsoft 365 Login Flows

Thousands of companies have been affected by the Mirage2FA campaign from 2024 to 2026. The commercial phishing-as-a-service toolkit targets Microsoft 365 accounts by abusing legitimate login flows and bypassing two-factor authentication.

According to ANY.RUN research, 48% of targeted email addresses were potentially compromised. Most of the affected companies are US-based.

Mirage2FA Campaign

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https://thehackernews.com/2026/08/mirage2fa-surge-hits-4500-us-and-eu.html

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https://thehackernews.com/2026/08/mirage2fa-surge-hits-4500-us-and-eu.html

id: 2704
uid: f4evq
insdate: 2026-08-25 13:10:12
title: Mirage2FA Surge Hits 4,500 US and EU Companies, Abusing Microsoft 365 Login Flows
additional: Thousands of companies have been affected by the Mirage2FA campaign from 2024 to 2026. The commercial phishing-as-a-service toolkit targets Microsoft 365 accounts by abusing legitimate login flows and bypassing two-factor authentication.

According to ANY.RUN research, 48% of targeted email addresses were potentially compromised. Most of the affected companies are US-based.

Mirage2FA Campaign
category: Cybersecurity
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guid: https://thehackernews.com/2026/08/mirage2fa-surge-hits-4500-us-and-eu.html
source_url: https://thehackernews.com/2026/08/mirage2fa-surge-hits-4500-us-and-eu.html
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