Matrix Push C2 Uses Browser Notifications for Fileless, Cross-Platform Phishing Attacks
Bad actors are leveraging browser notifications as a vector for phishing attacks to distribute malicious links by means of a new command-and-control (C2) platform...
Advancing Cybersecurity for Microsoft Environments – Sophos News
I’m pleased to share three significant updates that advance cybersecurity for organizations that rely on Microsoft technologies. These milestones expand the reach of Sophos’...
The Tsundere botnet uses the Ethereum blockchain to infect its targets
Introduction
Tsundere is a new botnet, discovered by our Kaspersky GReAT around mid-2025. We have correlated this threat with previous reports from October 2024 that...
KongTuke activity – SANS Internet Storm Center
Introduction
Today's diary is an example of KongTuke activity using fake CAPTCHA pages for a ClickFix-style lure.
Also known as LandUpdate808 or TAG-124 and described as...
Microsoft Patch Tuesday, November 2025 Edition – Krebs on Security
Microsoft this week pushed security updates to fix more than 60 vulnerabilities in its Windows operating systems and supported software, including at least one...
Sam the Vendor – Darknet Diaries
Full Transcript
Sam Bent, a.k.a. DoingFedTime, brings us a story of what it was like being a darknet market vendor.
Support for...
