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Cybersecurity Report Flags Five Threats Targeting US Businesses, Including Microsoft 365 Device-Code Phishing

November 5, 2026 at 05:07 EST

Security

A cybersecurity report has identified five cyber threats aimed at US businesses, including device-code phishing against Microsoft 365 accounts, fake AI applications used to steal login credentials, and malware designed to disable Microsoft Defender.

Cyber threat report · US businesses

Five threats aim to steal corporate logins and blind endpoint defenses

A cybersecurity report identifies device-code phishing against Microsoft 365, fake AI apps that harvest credentials, and malware built to disable Microsoft Defender. The threats are grouped into four named campaigns.

distinct threats aimed at US businesses

named campaigns grouping the threats

attack methods: social engineering, trusted sign-in, endpoint evasion

Threats vs. named campaigns

Each block = one item. Same unit (count), drawn to scale.

Threats

Campaigns

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How the attack chain fits together

1. Lure

Social engineering: device-code phishing or fake AI apps

→

2. Access

Trusted cloud sign-in or stolen credentials grant a session

→

3. Evade

Malware disables Microsoft Defender, extending time before detection

Common goal

Gain access to corporate accounts and systems, either with stolen credentials or by weakening the tools that would catch an intrusion.

Trust the flow: the sign-in process itself is genuine, so users may not notice.
Use the hype: popular AI tools serve as lures for malicious software.
Blind the defender: disabling endpoint protection lets activity run longer unseen.

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