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Exposing and shutting down an inbox heist in action

redcanary.com · 2,060 words · saved by 1 readers

Threat Detection Report: Midyear Update Read our latest analysis of security tends and the rise of identity-based threats. Contact Us How can we help you? Here’s what we discovered while responding to and investigating a compromised email account. One day in January 2023, Red Canary detected the creation of a suspicious email rule in one of our customer’s Microsoft 365 environments. After a thorough investigation, we worked with the customer to better understand what had happened (post-credential compromise) and how to resolve it. We hope the following article helps you better understand how to detect, investigate, and respond to suspicious email activity. A time-saving hack to organize and filter mailboxes automatically, email rules exist to make our lives easier. Ask most executives, engineers, or anyone else that receives hundreds of emails a day for that matter, and they’ll likely jump at the opportunity to provide their pro tips on how best to utilize this feature. But every lig

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