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Microsoft warns of surge in ACR Stealer attacks on customers

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Microsoft warns of surge in ACR Stealer attacks on customers

Microsoft has detected an increase in attacks leveraging ACR Stealer malware targeting its enterprise customers. The malware focuses on stealing browser-stored passwords, authentication tokens, and sensitive documents from victims.

Why it matters: Enterprise customers using Microsoft products face credential theft and data exfiltration; security teams should review endpoint detection and response (EDR) logs for ACR Stealer indicators and enforce stronger credential protections.

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Correction

Correction recorded as of .

threat intel

Microsoft warns of surge in ACR Stealer attacks on customers

Microsoft has detected an increase in attacks leveraging ACR Stealer malware targeting its enterprise customers. The malware focuses on stealing browser-stored passwords, authentication tokens, and sensitive documents from victims.

Why it matters: Enterprise customers using Microsoft products face credential theft and data exfiltration; security teams should review endpoint detection and response (EDR) logs for ACR Stealer indicators and enforce stronger credential protections.

VendorsMicrosoft
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First seen by Cybersecurity Tracker

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Glossary