Securelist

Kaspersky researchers have discovered new Mirage Kitten attacks using previously undocumented malware families: NodeRabbit in Node.js and PollCat in JavaScript.

Threat actors are distributing the ValleyRAT backdoor disguised as adware. We analyze the infection chain, from the malicious installer to the final payload.

The report contains statistics on industrial threats for Q2 2026, including ransomware, miners, spyware and other threats that were detected and blocked on industrial control systems.

This report covers statistics on vulnerabilities, exploits, and C2 frameworks in Q2 2026. For the first time ever, we aggregate data on vulnerabilities in open-source AI agents and AI frameworks.

Kaspersky expert has discovered new Android malware designed to serve ads and build a proxy botnet. It’s delivered through legitimate software for DoFun head units.

Our experts discovered a new CoolClient backdoor variant with a kernel-mode rootkit driver that hides malicious processes, files, and network connections from security tools and threat analysts.

Kaspersky experts break down a new Armored Likho campaign that poses as a fundraising efforts and delivers a new Still Toolkit aimed at stealing Telegram data and eavesdropping on victims.

Kaspersky experts have discovered malicious TrueConf software installers. The Head Mare APT group uses them to deliver the PhantomCore and PhantomGraph backdoors to target systems by exploiting vulnerabilities in an unpatched TrueConf server.

Project CAV3RN targets Israel with Google Apps Script C2 relays and DNS-based routing. Modular .NET NativeAOT framework blends C2 traffic with legitimate Google services to evade detection.

The report presents key trends and statistics on malware that targeted personal computers running Windows and macOS, as well as internet of things (IoT) devices, during Q2 2026.