New Jupyter Infostealer Version Emerges with Sophisticated Stealth Tactics
An updated version of an information stealer malware known as Jupyter has resurfaced with « simple yet impactful changes » that aim to stealthily establish a persistent foothold on compromised systems. « The team has discovered new waves of Jupyter Infostealer attacks which leverage PowerShell command modifications and signatures of private keys in attempts to pass off the malware as […]
QNAP Releases Patch for 2 Critical Flaws Threatening Your NAS Devices
QNAP has released security updates to address two critical security flaws impacting its operating system that could result in arbitrary code execution. Tracked as CVE-2023-23368 (CVSS score: 9.8), the vulnerability is described as a command injection bug affecting QTS, QuTS hero, and QuTScloud. « If exploited, the vulnerability could allow remote attackers to execute commands via a network, » […]
De faux messages de clients mécontents visent des hôtels
Des experts viennent de découvrir des tentatives de fraudes, via des courriels piégés, s’attaquant spécifiquement aux hôtels.
CERTFR-2023-ACT-048 : Bulletin d’actualité CERTFR-2023-ACT-048 (06 novembre 2023)
Ce bulletin d’actualité du CERT-FR revient sur les vulnérabilités significatives de la semaine passée pour souligner leurs criticités. Il ne remplace pas …
SecuriDropper: New Android Dropper-as-a-Service Bypasses Google’s Defenses
Cybersecurity researchers have shed light on a new dropper-as-a-service (DaaS) for Android called SecuriDropper that bypasses new security restrictions imposed by Google and delivers the malware. Dropper malware on Android is designed to function as a conduit to install a payload on a compromised device, making it a lucrative business model for threat actors, who can advertise […]
Des entités israéliennes cibles des pirates du groupe Agonizing Serpens
Des experts révélent une campagne de cyberattaques visant les domaines éducatifs et technologiques en Israël.
Cybersécurité des PME : les 3 recommandations du Campus Cyber au gouvernement
La menace cyber guette les PME françaises et elles sont trop mal préparées pour y faire face. Dans un rapport remis au gouvernement, le Campus Cyber propose trois recommandations pour les remettre sur le bon rail.
Iranian Hackers Launches Destructive Cyberattacks on Israeli Tech and Education Sectors
Israeli higher education and tech sectors have been targeted as part of a series of destructive cyber attacks that commenced in January 2023 with an aim to deploy previously undocumented wiper malware. The intrusions, which took place as recently as October, have been attributed to an Iranian nation-state hacking crew it tracks under the name […]
Google Warns How Hackers Could Abuse Calendar Service as a Covert C2 Channel
Google is warning of multiple threat actors sharing a public proof-of-concept (PoC) exploit that leverages its Calendar service to host command-and-control (C2) infrastructure. The tool, called Google Calendar RAT (GCR), employs Google Calendar Events for C2 using a Gmail account. It was first published to GitHub in June 2023. « The script creates a ‘Covert Channel’ […]
U.S. Treasury Sanctions Russian Money Launderer in Cybercrime Crackdown
The U.S. Department of the Treasury imposed sanctions against a Russian woman for taking part in the laundering of virtual currency for the country’s elites and cybercriminal crews, including the Ryuk ransomware group. Ekaterina Zhdanova, per the department, is said to have facilitated large cross border transactions to assist Russian individuals to gain access to […]