The defense sector in Ukraine and Eastern Europe has been targeted by a novel .NET-based backdoor called DeliveryCheck (aka CAPIBAR or GAMEDAY) that’s capable of delivering next-stage payloads. The Microsoft threat intelligence team, in collaboration with the Computer Emergency Response Team of Ukraine (CERT-UA), attributed the attacks to a Russian nation-state actor known as Turla, which is also tracked under
Read MoreMozilla has announced that some add-ons may be blocked from running on certain sites as part of a new feature called Quarantined Domains. “We have introduced a new back-end feature to only allow some extensions monitored by Mozilla to run on specific websites for various reasons, including security concerns,” the company said in its Release Notes for Firefox
Read MoreApple has released Rapid Security Response updates for iOS, iPadOS, macOS, and Safari web browser to address a zero-day flaw that it said has been actively exploited in the wild. The WebKit bug, cataloged as CVE-2023-37450, could allow threat actors to achieve arbitrary code execution when processing specially crafted web content. The iPhone maker said it addressed the issue with
Read MoreDiscover all the ways MITRE ATT&CK can help you defend your organization. Build your security strategy and policies by making the most of this important framework. What is the MITRE ATT&CK Framework?# MITRE ATT&CK (Adversarial Tactics, Techniques, and Common Knowledge) is a widely adopted framework and knowledge base that outlines and categorizes the tactics, techniques, and
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