#acr


Microsoft warns of surge in ACR Stealer attacks on customers

Jul 18, 2026 // 17:58

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. […]

ACR Stealer Uses ClickFix Lures to Steal Browser Tokens and Microsoft 365 Files

Jul 17, 2026 // 11:57

ACR Stealer, an infostealer in circulation since 2024, is walking out of enterprise networks with saved browser passwords, live session tokens, PDFs, Microsoft 365 documents, […]