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• Introduction to COM usage by Windows threats

  Introduction to COM usage by Windows threats Component Object Model (COM) is a fundamental Windows technology used by legitimate applications for object activation, inter-process communication, automation and language-independent component reuse. Those same qualities make it use

• ACR Stealer: Two observed intrusion chains amid increased threat activity

  ACR Stealer: Two observed intrusion chains amid increased threat activity From late April 2026 to mid-June 2026, Microsoft Defender Experts observed increased ACR Stealer activity across customer environments. These campaigns are successfully using ClickFix lures to steal browse

• Sednit reloaded: Back in the trenches

  Sednit reloaded: Back in the trenches The resurgence of one of Russia’s most notorious APT groups Sednit reloaded: Back in the trenches Award-winning news, views, and insight from the ESET security community English Español Deutsch Português Français TIPS & ADVICE BUSINESS

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

  ACR Stealer Uses ClickFix Lures to Steal Browser Tokens and Microsoft 365 Files 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, and files from synced On

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