Microsoft warns of surge in ACR Stealer attacks on customers

Microsoft has observed a surge in attacks using the ACR Stealer malware to steal browser-stored passwords, authentication tokens, and sensitive documents from its enterprise customers. [...]

Source Summary Published July 18, 2026 Brief Under 1 min brief

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Microsoft has observed a surge in attacks using the ACR Stealer malware to steal browser-stored passwords, authentication tokens, and sensitive documents from its enterprise customers.

Read original at Bleepingcomputer

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Microsoft warns of surge in ACR Stealer attacks on customers

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