Malware

Pierluigi Paganini February 11, 2026
Reynolds ransomware uses BYOVD to disable security before encryption

Researchers discovered Reynolds ransomware, which uses BYOVD technique to disable security tools and evade detection before encryption. Researchers found a new ransomware, named Reynolds, that implements the Bring Your Own Vulnerable Driver (BYOVD) technique to disable security tools and evade detection before encrypting systems. Broadcom’s cybersecurity researchers initially attributed the attack to Black Basta due […]

Pierluigi Paganini February 11, 2026
SSHStalker botnet targets Linux servers with legacy exploits and SSH scanning

A new Linux botnet, SSHStalker, has infected about 7,000 systems using old 2009-era exploits, IRC bots, and mass-scanning malware. Flare researchers uncovered a previously undocumented Linux botnet dubbed SSHStalker, observed via SSH honeypots over two months. Researchers ran an SSH honeypot with weak credentials starting in early 2026 and spotted a set of intrusions unlike […]

Pierluigi Paganini February 10, 2026
ZeroDayRAT spyware grants attackers total access to mobile devices

ZeroDayRAT is a commercial mobile spyware that grants full remote access to Android and iOS devices for spying and data theft. ZeroDayRAT is a newly discovered commercial mobile spyware toolkit that gives attackers full control over Android and iOS devices. It supports live camera access, keylogging, and theft of banking and crypto data. First spotted […]

Pierluigi Paganini February 09, 2026
Romania’s national oil pipeline firm Conpet reports cyberattack

Romania’s national oil pipeline operator Conpet said a cyberattack disrupted its business systems and temporarily knocked its website offline. Conpet is a state-controlled company that owns and operates the country’s crude oil, condensate, and liquid petroleum product pipeline network. Its main role is to transport oil from domestic production fields and import points to refineries […]

Pierluigi Paganini February 08, 2026
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 83

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 […]

Pierluigi Paganini February 08, 2026
DKnife toolkit abuses routers to spy and deliver malware since 2019

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, […]

Pierluigi Paganini February 07, 2026
Italian university La Sapienza still offline to mitigate recent cyber attack

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. […]

Pierluigi Paganini February 05, 2026
China-linked Amaranth-Dragon hackers target Southeast Asian governments in 2025

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 […]

Pierluigi Paganini February 04, 2026
CVE-2025-22225 in VMware ESXi now used in active ransomware attacks

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 […]

Pierluigi Paganini February 04, 2026
Microsoft: Info-Stealing malware expands from Windows to macOS

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 […]