Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter ClawHavoc: 341 Malicious Clawed Skills Found by the Bot They Were Targeting ù APT28 Leverages CVE-2026-21509 in Operation Neusploit Amaranth-Dragon: Weaponizing CVE-2025-8088 for Targeted Espionage in the Southeast Asia Analyzing Dead#Vax: Analyzing Multi-Stage VHD […]
DKnife is a Linux toolkit used since 2019 to hijack router traffic and deliver malware in cyber-espionage attacks. Cisco Talos found DKnife, a powerful Linux toolkit that threat actors use to spy on and control network traffic through routers and edge devices. It inspects and alters data in transit and installs malware on PCs, phones, […]
Rome’s La Sapienza University was hit by a cyberattack that disrupted IT systems and caused widespread operational issues. Since February 2, Rome’s La Sapienza University, one of the most important Italian universities, has been offline due to a cyberattack. For days, students have been unable to book exams, check tuition payments, or access faculty contacts. […]
China-linked hackers tracked as Amaranth-Dragon targeted government and law enforcement agencies across Southeast Asia in 2025. CheckPoint says China-linked threat actors, tracked as Amaranth-Dragon, carried out cyber-espionage campaigns in 2025 targeting government and law enforcement agencies across Southeast Asia. The activity is linked to the APT41 ecosystem and affected countries including Thailand, Indonesia, Singapore, and […]
Ransomware groups now exploit VMware ESXi vulnerability CVE-2025-22225, patched by Broadcom in March 2025. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) confirms that ransomware gangs are exploiting the VMware ESXi sandbox escape flaw CVE-2025-22225. The vulnerability is an arbitrary write issue in VMware ESXi. An attackers with privileges within the VMX process may trigger an arbitrary […]
Microsoft warns info-stealing attacks are expanding from Windows to macOS, using cross-platform languages like Python and abusing trusted platforms. Microsoft warns info-stealing attacks are rapidly expanding from Windows to macOS, using cross-platform languages like Python and abusing trusted platforms. Since late 2025, Microsoft has seen a surge in macOS infostealer attacks using social engineering, fake […]
Russia-linked APT28 is behind Operation Neusploit, exploiting a newly disclosed Microsoft Office vulnerability in targeted attacks. Russia-linked group APT28 (aka UAC-0001, aka Fancy Bear, Pawn Storm, Sofacy Group, Sednit, BlueDelta, and STRONTIUM) is behind Operation Neusploit, a campaign that exploits a newly disclosed Microsoft Office vulnerability. The APT28 group has been active since at least 2007 and it has targeted governments, militaries, and security organizations […]
Rapid7 researchers say the Notepad++ hosting breach is likely linked to the China-nexus Lotus Blossom APT group. Recently, the Notepad++ maintainer revealed that nation-state hackers compromised the hosting provider’s infrastructure, redirecting update traffic to malicious servers. The attack did not exploit flaws in Notepad++ code but intercepted updates before they reached users. “According to the […]
Over 400 malicious OpenClaw packages were uploaded in days, using MoltBot skills to spread password-stealing malware. Researchers uncovered a large malware campaign abusing AI skills for Claude Code and Moltbot users. Between late January and early February 2026, more than 400 malicious skills were published on ClawHub and GitHub, posing as crypto trading tools. OpenClaw […]
Google disrupted IPIDEA, a major residential proxy network that enrolled users’ devices via SDKs embedded in mobile and desktop apps. Google and partners disrupted the IPIDEA residential proxy network, used by many threat actors, via legal domain takedowns, intelligence sharing on malicious SDKs, and ecosystem-wide enforcement. Google Play Protect now removes and blocks apps with […]