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Bank Info Security 2 years, 5 months ago

Microsoft Says Test Account Gave Hackers Keys to the Kingdom

Postmortem: Multiple Customers Also Targeted by Russian Nation-State AttackersA nation-state hacking group run by Russian intelligence gained access to a Microsoft "legacy, non-production test tenant account" and used it to authorize malicious Office 365 OAuth applications, access Outlook, and steal Microsoft and customers' emails and attachments, Microsoft said.

The FBI says Russian state-backed hackers gained access to a non-governmental organization (NGO) cloud after enrolling their own device in the organization's Duo MFA following the exploitation of misconfigured default multifactor authentication (MFA) protocols. [...]