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Payment / invoice fraud in a Microsoft 365 environment

How a payment / invoice fraud attack could realistically chain together in a Microsoft 365 environment, from initial access to business impact — and exactly what you should test to break the chain.

Build this into a red-team brief →
FoundationalMicrosoft 365

Business email compromise to invoice fraud

A compromised finance or executive mailbox is used to study payment processes, establish stealthy persistence, and redirect a legitimate payment to an attacker-controlled account.

A financePayment processesA payment
Payment / invoice fraud

Why chaining matters here

A scanner might flag each weakness in this environment in isolation. What determines whether payment / invoice fraud is actually achievable is whether those weaknesses — together with identities, trust relationships and gaps in monitoring — can be linked into a working path. That is what a red-team engagement validates, and what these chains are designed to help you scope.