Tag: backdoor
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SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 85
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Ninja Browser & Lumma Infostealer Ghost Tapped: Tracking the Rise of Chinese Tap-to-pay Android Malware Hudson Rock Identifies Real-World Infostealer Infection Targeting OpenClaw Configurations Divide and conquer: how the new Keenadu backdoor exposed links…
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Week in review: Firmware-level Android backdoor found on tablets, Dell zero-day exploited since 2024
Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Security at AI speed: The new CISO reality The CISO role has changed … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/02/22/week-in-review-firmware-level-android-backdoor-found-on-tablets-dell-zero-day-exploited-since-2024/
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BeyondTrust Remote Support exploitation ramps up with backdoors, remote tools
Researchers warn that thousands of instances may still be vulnerable to exploitation activity. First seen on cybersecuritydive.com Jump to article: www.cybersecuritydive.com/news/beyondtrust-remote-support-exploitation-backdoors-remote-tools/812707/
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BeyondTrust Flaw Used for Web Shells, Backdoors, and Data Exfiltration
Threat actors have been observed exploiting a recently disclosed critical security flaw impacting BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) products to conduct a wide range of malicious actions, including deploying VShell and The vulnerability, tracked as CVE-2026-1731 (CVSS score: 9.9), allows attackers to execute operating system commands in the context of the…
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BeyondTrust Flaw Used for Web Shells, Backdoors, and Data Exfiltration
Threat actors have been observed exploiting a recently disclosed critical security flaw impacting BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) products to conduct a wide range of malicious actions, including deploying VShell and The vulnerability, tracked as CVE-2026-1731 (CVSS score: 9.9), allows attackers to execute operating system commands in the context of the…
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Hackers Exploit Critical BeyondTrust Vulnerability to Deploy VShell and SparkRAT
Hackers are actively exploiting a critical vulnerability in BeyondTrust’s remote support software to deploy the VShell backdoor and SparkRAT remote access trojan, enabling full compromise of exposed systems. The vulnerability, tracked as CVE-2026-1731, is being used in real-world attacks against multiple industries across the U.S., Europe, and Asia-Pacific. BeyondTrust is an identity and access management…
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Crims create fake remote management vendor that actually sells a RAT
$300 a month buys you a backdoor that looks like legit software First seen on theregister.com Jump to article: www.theregister.com/2026/02/19/rmm_rat_trustconnect/
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NDSS 2025 NDSS 2025 BARBIE: Robust Backdoor Detection Based On Latent Separability
Session 12D: ML Backdoors Authors, Creators & Presenters: Hanlei Zhang (Zhejiang University), Yijie Bai (Zhejiang University), Yanjiao Chen (Zhejiang University), Zhongming Ma (Zhejiang University), Wenyuan Xu (Zhejiang University) PAPER BARBIE: Robust Backdoor Detection Based On Latent Separability Backdoor attacks are an essential risk to deep learning model sharing. Fundamentally, backdoored models are different from benign…
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NDSS 2025 NDSS 2025 BARBIE: Robust Backdoor Detection Based On Latent Separability
Session 12D: ML Backdoors Authors, Creators & Presenters: Hanlei Zhang (Zhejiang University), Yijie Bai (Zhejiang University), Yanjiao Chen (Zhejiang University), Zhongming Ma (Zhejiang University), Wenyuan Xu (Zhejiang University) PAPER BARBIE: Robust Backdoor Detection Based On Latent Separability Backdoor attacks are an essential risk to deep learning model sharing. Fundamentally, backdoored models are different from benign…
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NDSS 2025 Defending Against Backdoor Attacks On Graph Neural Networks Via Discrepancy Learning
Tags: attack, backdoor, conference, defense, framework, Internet, ml, network, risk, technology, threat, vulnerabilitySession 12D: ML Backdoors Authors, Creators & Presenters: Hao Yu (National University of Defense Technology), Chuan Ma (Chongqing University), Xinhang Wan (National University of Defense Technology), Jun Wang (National University of Defense Technology), Tao Xiang (Chongqing University), Meng Shen (Beijing Institute of Technology, Beijing, China), Xinwang Liu (National University of Defense Technology) PAPER DShield: Defending…
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Notepad++ author says fixes make update mechanism ‘effectively unexploitable’
Tags: access, attack, backdoor, china, control, credentials, dns, espionage, exploit, group, infrastructure, intelligence, malicious, monitoring, network, risk, risk-management, service, software, supply-chain, threat, ukraine, update, vulnerabilityCSOonline, Ho said that no system can ever be declared absolutely unbreakable, “but the new design dramatically raises the bar.”An attacker must now compromise both the hosting infrastructure and the signing keys, he explained, adding that the updater now validates both the manifest and the installer, each with independent cryptographic signatures. And any mismatch, missing…
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Chinese hackers exploited zero-day Dell RecoverPoint flaw for 1.5 years
Pivot techniques: In addition to the payloads themselves, the investigation also revealed new techniques. For example, the legitimate shell script convert_hosts.sh that exists on these appliances has been modified to include the path of the backdoors to achieve persistence.The SLAYSTYLE web shell, which is designed to receive commands over HTTP and execute them on the…
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NDSS 2025 Try to Poison My Deep Learning Data? Nowhere To Hide Your Trajectory Spectrum!
Session 12D: ML Backdoors Authors, Creators & Presenters: Yansong Gao (The University of Western Australia), Huaibing Peng (Nanjing University of Science and Technology), Hua Ma (CSIRO’s Data61), Zhi Zhang (The University of Western Australia), Shuo Wang (Shanghai Jiao Tong University), Rayne Holland (CSIRO’s Data61), Anmin Fu (Nanjing University of Science and Technology), Minhui Xue (CSIRO’s…
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NDSS 2025 CLIBE: Detecting Dynamic Backdoors In Transformer-based NLP Models
Session 12D: ML Backdoors Authors, Creators & Presenters: Rui Zeng (Zhejiang University), Xi Chen (Zhejiang University), Yuwen Pu (Zhejiang University), Xuhong Zhang (Zhejiang University), Tianyu Du (Zhejiang University), Shouling Ji (Zhejiang University) PAPER CLIBE: Detecting Dynamic Backdoors in Transformer-based NLP Models Backdoors can be injected into NLP models to induce misbehavior when the input text…
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New backdoor found in Android tablets targeting users in Russia, Germany and Japan
In a report released this week, Russian cybersecurity firm Kaspersky said it uncovered a previously undocumented backdoor dubbed Keenadu that is built directly into a device’s core software, allowing it to load into every application launched on the tablet. First seen on therecord.media Jump to article: therecord.media/new-backdoor-found-in-android-russia-japan-brazil
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Keenadu: Android malware that comes preinstalled and can’t be removed by users
Embedded in core system apps: Keenadu can control legitimate system applications on affected devices. Kaspersky observed it inside critical components such as face unlock applications, raising the possibility that attackers could access biometric data. The malware was also found operating within the home screen app that controls the device’s primary interface.The researchers warned that the…
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Gefährliche Backdoor: Android-Malware in Firmware und auf Google Play entdeckt
Die Keenadu-Malware verschafft Angreifern die volle Kontrolle über Android-Geräte. Eine Entfernung gestaltet sich je nach Infektionsweg schwierig. First seen on golem.de Jump to article: www.golem.de/news/gefaehrliche-backdoor-android-malware-in-firmware-und-auf-google-play-entdeckt-2602-205544.html
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Malware Campaign Targets Crypto Users with Fake MetaMask Wallet and Remote Access Backdoor
An aggressive malware campaign targeting IT professionals in cryptocurrency, Web3, and AI to steal sensitive data and live crypto funds from victim wallets. The attackers pose as recruiters and use trojanized coding tasks to deliver two core malware families, BeaverTail and InvisibleFerret, which have been steadily upgraded with new data theft and wallet-targeting features. The…
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Keenadu backdoor found preinstalled on Android devices, powers Ad fraud campaign
Kaspersky uncovered Keenadu, an Android backdoor used for ad fraud that can even take full control of devices. Kaspersky has identified a new Android malware called Keenadu. It can be preinstalled in device firmware, hidden inside system apps, or even distributed via official stores like Google Play. Currently used for ad fraud by turning infected…
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Hackers exploit zero-day flaw in Dell RecoverPoint for Virtual Machines
Threat actors linked to China have deployed a novel backdoor, according to researchers. First seen on cybersecuritydive.com Jump to article: www.cybersecuritydive.com/news/zero-day-dell-recoverpoint-virtual-machines-exploited/812392/
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Hsckers exploit zero-day flaw in Dell RecoverPoint for Virtual Machines
Threat actors linked to China have deployed a novel backdoor, according to researchers. First seen on cybersecuritydive.com Jump to article: www.cybersecuritydive.com/news/zero-day-dell-recoverpoint-virtual-machines-exploited/812392/
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NDSS 2025 LADDER: Multi-Objective Backdoor Attack Via Evolutionary Algorithm
Session 12D: ML Backdoors Authors, Creators & Presenters: Dazhuang Liu (Delft University of Technology), Yanqi Qiao (Delft University of Technology), Rui Wang (Delft University of Technology), Kaitai Liang (Delft University of Technology), Georgios Smaragdakis (Delft University of Technology) PAPER LADDER: Multi-Objective Backdoor Attack via Evolutionary Algorithm Current black-box backdoor attacks in convolutional neural networks formulate…
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Keenadu Firmware Backdoor Infects Android Tablets via Signed OTA Updates
A new Android backdoor that’s embedded deep into the device firmware can silently harvest data and remotely control its behavior, according to new findings from Kaspersky.The Russian cybersecurity vendor said it discovered the backdoor, dubbed Keenadu, in the firmware of devices associated with various brands, including Alldocube, with the compromise occurring during the firmware build…
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New Keenadu backdoor found in Android firmware, Google Play apps
A newly discovered and sophisticated Android malware called Keenadu has been found embedded in firmware from multiple device brands, enabling it to compromise all installed applications and gain unrestricted control over infected devices. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/new-keenadu-backdoor-found-in-android-firmware-google-play-apps/
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New Keenadu backdoor found in Android firmware, Google Play apps
A newly discovered and sophisticated Android malware called Keenadu has been found embedded in firmware from multiple device brands, enabling it to compromise all installed applications and gain unrestricted control over infected devices. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/new-keenadu-backdoor-found-in-android-firmware-google-play-apps/
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Firmware-level Android backdoor found on tablets from multiple manufacturers
A new Android backdoor embedded directly in device firmware can quietly take control of apps and harvest data, Kaspersky researchers found. The malware, named Keenadu, was … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/02/17/firmware-level-android-backdoor-keenadu-tablets/
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10 years later, Bangladesh Bank cyberheist still offers cyber-resiliency lessons
Tags: access, ai, application-security, attack, automation, backdoor, banking, ceo, cisco, ciso, compliance, control, credentials, crypto, cyber, cybercrime, cybersecurity, data-breach, defense, detection, endpoint, exploit, finance, fintech, firewall, framework, infrastructure, intelligence, international, malware, monitoring, network, north-korea, oracle, password, risk, service, software, theft, threat, tool, vulnerabilitySecurity shortcomings: Adrian Cheek, senior cybercrime researcher at threat exposure management firm Flare, said the Bangladesh Bank heist was possible because of a number of security shortcomings, including a failure to air gap critical infrastructure.”The Bank of Bangladesh had four servers and the same number of desktops connected to SWIFT,” Cheek says. “This infrastructure, however,…
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NDSS 2025 PBP: Post-Training Backdoor Purification For Malware Classifiers
Session 12B: Malware Authors, Creators & Presenters: Dung Thuy Nguyen (Vanderbilt University), Ngoc N. Tran (Vanderbilt University), Taylor T. Johnson (Vanderbilt University), Kevin Leach (Vanderbilt University) PAPER PBP: Post-Training Backdoor Purification for Malware Classifiers In recent years, the rise of machine learning (ML) in cybersecurity has brought new challenges, including the increasing threat of backdoor…
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NDSS 2025 PBP: Post-Training Backdoor Purification For Malware Classifiers
Session 12B: Malware Authors, Creators & Presenters: Dung Thuy Nguyen (Vanderbilt University), Ngoc N. Tran (Vanderbilt University), Taylor T. Johnson (Vanderbilt University), Kevin Leach (Vanderbilt University) PAPER PBP: Post-Training Backdoor Purification for Malware Classifiers In recent years, the rise of machine learning (ML) in cybersecurity has brought new challenges, including the increasing threat of backdoor…
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Feiniu NAS Devices Hit in Massive Netdragon Botnet Attack Exploiting Unpatched Vulnerabilities
Tags: attack, backdoor, botnet, cyber, ddos, exploit, infrastructure, malware, network, vulnerabilityFeiniu fnOS network-attached storage (NAS) devices have been pulled into a large Netdragon botnet after attackers exploited still-unpatched vulnerabilities, turning home and small”‘business storage into infrastructure for DDoS attacks.”‹ The malware opens an HTTP backdoor on port 57132, letting attackers run arbitrary system commands remotely via crafted GET requests to the /api path. Using traffic fingerprints from…