Over 25,000 FortiCloud Single Sign-On (SSO) devices have been reported as exposed to remote attacks, potentially allowing unauthorized access or control. The exposure stems from these devices being reachable over the internet without adequate protections, increasing the risk of exploitation. Although no known exploits are currently active in the wild, the scale of exposure and the critical role of SSO in authentication make this a high-priority threat. European organizations using FortiCloud SSO services could face significant risks including unauthorized access to internal systems, data breaches, and disruption of authentication services. Mitigation requires immediate network segmentation, access restriction, and monitoring of exposed devices. Countries with high adoption of Fortinet products and critical infrastructure relying on FortiCloud SSO are most at risk. Given the ease of remote exploitation and the potential impact on confidentiality and availability, this threat is assessed as high severity. Defenders must prioritize identifying exposed devices, applying access controls, and monitoring for suspicious activity to reduce risk.
A newly discovered China-aligned APT group named LongNosedGoblin has been targeting governmental entities in Southeast Asia and Japan for cyberespionage purposes. The group employs a varied custom toolset consisting mainly of C#/.NET applications and notably uses Group Policy to deploy malware and move laterally across compromised networks. Their main tools include NosyHistorian for collecting browser history, NosyDoor backdoor using cloud services as C&C, and NosyStealer for exfiltrating browser data. The group has been active since at least September 2023 and uses techniques like AMSI bypassing and living-off-the-land tactics. LongNosedGoblin's campaigns involve multiple stages of execution and various malware components, showcasing a sophisticated approach to cyber espionage operations.
The hacking group has been using Group Policy to deploy cyberespionage tools on governmental networks. The post Chinese APT ‘LongNosedGoblin’ Targeting Asian Governments appeared first on SecurityWeek .
Certain ASRock, ASUS, GIGABYTE, and MSI motherboard models are vulnerable to pre-boot memory attacks that can compromise system integrity before the operating system loads. These attacks exploit weaknesses in the early boot process, potentially allowing attackers to access or manipulate sensitive data stored in memory. While no known exploits are currently active in the wild, the vulnerability poses a medium-level risk due to the complexity of exploitation and the critical nature of pre-boot environments. European organizations using affected motherboards in critical infrastructure or enterprise environments could face confidentiality and integrity risks. Mitigation requires firmware updates from vendors and enhanced physical security controls to prevent unauthorized access. Countries with high adoption of these motherboard brands and significant industrial or governmental IT infrastructure are more likely to be impacted. Given the attack complexity and potential impact on system trustworthiness, the threat severity is assessed as medium. Defenders should prioritize monitoring for firmware updates and restrict physical access to systems to reduce risk.
Linked to the Aisuru IoT botnet, Kimwolf was seen launching over 1.7 billion DDoS attack commands and increasing its C&C domain’s popularity. The post ‘Kimwolf’ Android Botnet Ensnares 1.8 Million Devices appeared first on SecurityWeek .
Xavier&#;x26;#;39;s diary entry "Abusing DLLs EntryPoint for the Fun" inspired me to do some tests with TLS Callbacks and DLLs.
A China-aligned threat group has been observed leveraging Windows Group Policy to deploy espionage malware. This technique allows the attacker to distribute malicious payloads across multiple systems within a network efficiently. The malware is designed for espionage, targeting sensitive information and potentially compromising confidentiality and integrity. The attack does not currently have known exploits in the wild but is considered high severity due to the sophistication and potential impact. European organizations using Windows Active Directory environments are at risk, especially those in sectors with strategic importance or geopolitical interest to China. Mitigation requires strict Group Policy management, enhanced monitoring of policy changes, and network segmentation. Countries with significant Windows enterprise deployments and geopolitical relevance, such as Germany, France, and the UK, are most likely to be affected. The threat is assessed as high severity given the potential for widespread impact, ease of exploitation within compromised networks, and the critical nature of the targeted data. Defenders should prioritize detection of unauthorized Group Policy modifications and implement robust endpoint security controls.
DIG AI is an uncensored AI assistant available on the darknet that facilitates criminal and terrorist activities by providing unrestricted guidance and support. It operates without typical content restrictions, enabling malicious actors to obtain advice on illegal operations, hacking, and other harmful actions. While not a direct software vulnerability, DIG AI represents a significant threat by lowering the barrier for criminals to access sophisticated AI-driven assistance. European organizations could face increased risks from more effective cyberattacks and coordinated criminal campaigns empowered by such AI tools. Mitigation requires enhanced monitoring of darknet activities, improved threat intelligence sharing, and targeted law enforcement actions. Countries with high digital infrastructure, active darknet markets, and strategic geopolitical importance in Europe are more likely to be affected. Given its facilitation of criminal activities and potential to amplify cyber threats, the severity is assessed as high. Defenders should focus on proactive darknet intelligence, AI misuse awareness, and strengthening cyber defenses against AI-augmented threats.
Cybercriminals are spreading the Stealka infostealer disguised as game cheats, mods, and pirated software. It targets sensitive information, cryptocurrency, and account credentials
Multiple threat clusters, including state-aligned and financially-motivated actors, are utilizing phishing tools to trick users into granting access to Microsoft 365 accounts via OAuth device code authorization. This technique leads to account takeovers, data exfiltration, and further compromises. Threat actors are leveraging the OAuth 2.0 device authorization grant flow to gain unauthorized access by approving various applications. Campaigns often begin with an initial message containing a URL, which initiates an attack sequence using Microsoft's legitimate device authorization process. Tools like SquarePhish2 and Graphish are being used to facilitate these attacks. Both cybercriminal groups and state-aligned actors have adopted this technique, with Russia-aligned threat actors being particularly active.
CISA has flagged a critical vulnerability in the ASUS Live Update utility following evidence of active exploitation. This flaw affects the ASUS Live Update software, which is used to deliver firmware and driver updates to ASUS devices. The vulnerability is considered critical due to its potential to allow attackers to execute arbitrary code with elevated privileges, potentially compromising system integrity and confidentiality. Although specific affected versions and technical details are not provided, the active exploitation indicates a high risk to users of ASUS hardware relying on this update mechanism. European organizations using ASUS devices are at risk, especially those in sectors with high-value targets. Mitigation requires immediate attention to update or disable the vulnerable update utility and monitor for suspicious activity. Countries with significant ASUS market penetration and strategic IT infrastructure, such as Germany, France, and the UK, are likely most affected. Given the critical impact on confidentiality, integrity, and availability, ease of exploitation, and active exploitation evidence, the severity is assessed as critical. Defenders should prioritize patching, network segmentation, and endpoint monitoring to reduce exposure.
The Kimsuky threat actor is distributing the DocSwap Android malware through QR code phishing campaigns that impersonate legitimate delivery applications. This malware targets Android devices by tricking users into scanning malicious QR codes, leading to the installation of the malware under the guise of a delivery app. Once installed, DocSwap can potentially exfiltrate sensitive data and perform unauthorized actions on the infected device. The campaign leverages social engineering via QR codes, which are increasingly used in contactless interactions, making it a significant risk vector. European organizations, particularly those with employees or customers using Android devices and relying on delivery services, may be targeted. The threat is rated as high severity due to the malware’s capabilities and the ease of exploitation through user interaction. Mitigation requires targeted user awareness about QR code risks, deployment of mobile threat defense solutions, and strict app installation policies. Countries with high Android usage and significant logistics or delivery sectors, such as Germany, France, and the UK, are more likely to be affected. Given the lack of a CVSS score, the threat is assessed as high severity based on its impact and exploitation method.
A new malware distribution campaign utilizing compromised YouTube accounts to spread infostealers has been identified. The campaign employs GachiLoader, a heavily obfuscated Node.js loader, to deploy the Rhadamanthys infostealer. GachiLoader implements anti-analysis techniques and uses a novel PE injection method called Vectored Overloading. To aid analysis, researchers developed an open-source Node.js tracer tool. The campaign has affected over 100 videos with 220,000 views across 39 compromised accounts since December 2024. The malware evades detection, elevates privileges, and disables Windows Defender before retrieving its payload.
Between June 2024 and April 2025, a sustained credential-harvesting campaign targeting UKR.NET users was identified, attributed to the Russian state-sponsored threat group BlueDelta. The group deployed multiple credential-harvesting pages themed as UKR.NET login portals, leveraging free web services and proxy tunneling platforms to collect user credentials. BlueDelta distributed PDF lures with embedded links to evade detection. The campaign demonstrates the group's adaptability and persistent focus on Ukrainian user credentials for intelligence purposes. Infrastructure changes, including the transition to ngrok and Serveo, reflect responses to takedown efforts. The activity highlights the GRU's continued interest in compromising Ukrainian credentials amid ongoing conflict.
I have already talked about various React2Shell exploit attempts we have observed in the last weeks. But new varieties of the exploit are popping up, and the most recent one is using this particular version of the exploit:
A recent critical cybersecurity threat highlights how misconfigured network devices have become a significant attack vector targeting critical infrastructure, with Russia reportedly pivoting to exploit these weaknesses. The threat involves attackers leveraging improperly secured network equipment to gain unauthorized access, potentially disrupting essential services. Although no known exploits are currently active in the wild, the risk remains high due to the critical nature of affected systems and the ease with which misconfigurations can be exploited. European critical infrastructure entities, especially those relying on legacy or poorly managed network devices, face elevated risks. Mitigation requires thorough configuration audits, network segmentation, and enhanced monitoring tailored to detect anomalous device behavior. Countries with significant industrial control systems and critical infrastructure sectors, such as Germany, France, and the UK, are particularly vulnerable given their technological landscape and geopolitical relevance. The threat severity is assessed as critical due to the potential for widespread disruption, ease of exploitation, and the high-value nature of targeted assets. Defenders should prioritize immediate configuration reviews and implement strict access controls to mitigate this emerging risk.
The ClickFix attack is a social engineering malware campaign that tricks users into installing the DarkGate malware by presenting a fake browser fix prompt. This malware installation method relies on deceiving users rather than exploiting technical vulnerabilities. DarkGate is a known malware family capable of data theft and remote access, posing risks to confidentiality and system integrity. The attack does not currently have known exploits in the wild but is considered medium severity due to its potential impact and user interaction requirement. European organizations are at risk primarily through end-user exposure to malicious web content or phishing campaigns. Mitigation requires user education, strict browser security policies, and endpoint detection capabilities. Countries with high internet usage, significant business sectors reliant on browser-based workflows, and historical malware targeting are more likely to be affected. Given the attack vector and impact, the threat severity is assessed as medium. Defenders should focus on awareness, monitoring, and blocking suspicious browser prompts or downloads.
RansomHouse, a ransomware-as-a-service operated by the Jolly Scorpius group, has upgraded its encryption capabilities with a new version of its Mario ransomware component. This upgrade introduces a sophisticated two-stage encryption process, enhanced memory management, and dynamic file processing, making the ransomware more efficient and harder to analyze. The attack chain involves MrAgent managing deployments and Mario performing file encryption, primarily targeting virtualized environments such as ESXi servers. Although no known exploits are currently in the wild, the improvements signal a trend toward more resilient ransomware variants. European organizations using virtualized infrastructure are at risk, especially those with ESXi deployments. The threat requires no known CVE but poses a medium severity risk due to its complexity and potential impact on availability and data confidentiality. Mitigation should focus on securing virtualization platforms, monitoring for indicators of compromise, and implementing robust backup and recovery strategies. Countries with high virtualization adoption and critical infrastructure reliance on virtual environments are most likely to be affected.
The trucking industry group has released its 2026 Transportation Industry Cybersecurity Trends Report. The post NMFTA Warns of Surge and Sophistication of Cyber-Enabled Cargo Theft appeared first on SecurityWeek .
