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Aujourd’hui — 17 juillet 2025Securité
Hier — 16 juillet 2025Securité

Hackers Leverage Microsoft Teams to Spread Matanbuchus 3.0 Malware to Targeted Firms

Cybersecurity researchers have flagged a new variant of a known malware loader called Matanbuchus that packs in significant features to enhance its stealth and evade detection. Matanbuchus is the name given to a malware-as-a-service (MaaS) offering that can act as a conduit for next-stage payloads, including Cobalt Strike beacons and ransomware. First advertised in February 2021 on

« Des milliers de drones n’arriveront pas au front » : des hackers ukrainiens auraient volé les plans d’un fabricant russe

16 juillet 2025 à 18:45

Les services de renseignement ukrainiens et des groupes de hackers alliés déclarent avoir mené une cyberattaque d'envergure contre l’un des principaux fabricants russes de drones militaires. Près de 50 téraoctets de données auraient été dérobés, notamment les plans de modèles de drones militaires en cours de développement.

UNC6148 Backdoors Fully-Patched SonicWall SMA 100 Series Devices with OVERSTEP Rootkit

A threat activity cluster has been observed targeting fully-patched end-of-life SonicWall Secure Mobile Access (SMA) 100 series appliances as part of a campaign designed to drop a backdoor called OVERSTEP. The malicious activity, dating back to at least October 2024, has been attributed by the Google Threat Intelligence Group (GTIG) to a hacking crew it tracks as UNC6148. The number of known

AWS, Google Drive, Dropbox : quand le cloud est détourné pour espionner des gouvernements

16 juillet 2025 à 12:30

Depuis fin 2024, une campagne d’espionnage d’une sophistication inédite vise les gouvernements d’Asie du Sud-Est. L’outil au cœur de cette opération : HazyBeacon, un logiciel malveillant capable de se dissimuler dans le trafic légitime des services cloud d’Amazon, afin de collecter des informations sensibles sur des sujets aussi stratégiques que les différends commerciaux internationaux

Critical Golden dMSA Attack in Windows Server 2025 Enables Cross-Domain Attacks and Persistent Access

Cybersecurity researchers have disclosed what they say is a "critical design flaw" in delegated Managed Service Accounts (dMSAs) introduced in Windows Server 2025. "The flaw can result in high-impact attacks, enabling cross-domain lateral movement and persistent access to all managed service accounts and their resources across Active Directory indefinitely," Semperis said in a report shared with

AI Agents Act Like Employees With Root Access—Here's How to Regain Control

The AI gold rush is on. But without identity-first security, every deployment becomes an open door. Most organizations secure native AI like a web app, but it behaves more like a junior employee with root access and no manager. From Hype to High Stakes Generative AI has moved beyond the hype cycle. Enterprises are: Deploying LLM copilots to accelerate software development Automating customer

Cybersécurité IoT : Keyfactor liste les 10 étapes clés pour anticiper les menaces et se conformer aux nouvelles exigences réglementaires

Par : UnderNews
16 juillet 2025 à 10:35

Alors que les cybermenaces ciblant les objets connectés ne cessent d’augmenter et face à l’arrivée de nouvelles réglementations obligatoires comme le Cyber Resilience Act (CRA), la sécurisation du cycle de vie des appareils (dès leur conception) est au cœur des préoccupations des entreprises. Dans un contexte, où 48 % des OEM[1] estiment que les fabricants […]

The post Cybersécurité IoT : Keyfactor liste les 10 étapes clés pour anticiper les menaces et se conformer aux nouvelles exigences réglementaires first appeared on UnderNews.

Deepfakes. Fake Recruiters. Cloned CFOs — Learn How to Stop AI-Driven Attacks in Real Time

Social engineering attacks have entered a new era—and they’re coming fast, smart, and deeply personalized. It’s no longer just suspicious emails in your spam folder. Today’s attackers use generative AI, stolen branding assets, and deepfake tools to mimic your executives, hijack your social channels, and create convincing fakes of your website, emails, and even voice. They don’t just spoof—they

Urgent: Google Releases Critical Chrome Update for CVE-2025-6558 Exploit Active in the Wild

Google on Tuesday rolled out fixes for six security issues in its Chrome web browser, including one that it said has been exploited in the wild. The high-severity vulnerability in question is CVE-2025-6558 (CVSS score: 8.8), which has been described as an incorrect validation of untrusted input in the browser's ANGLE and GPU components. "Insufficient validation of untrusted input in ANGLE and

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