Tag: backdoor
-
North Korea-Linked Hackers Target Developers via Malicious VS Code Projects
The North Korean threat actors associated with the long-running Contagious Interview campaign have been observed using malicious Microsoft Visual Studio Code (VS Code) projects as lures to deliver a backdoor on compromised endpoints.The latest finding demonstrates continued evolution of the new tactic that was first discovered in December 2025, Jamf Threat Labs said.”This activity involved…
-
Google Ads Exploited to Deliver TamperedChef Through Malicious PDF Editor
A sophisticated malvertising campaign tracked as TamperedChef has compromised over 100 organizations across 19 countries by distributing weaponized PDF editing software through Google Ads. Sophos Managed Detection and Response (MDR) teams discovered the operation in September 2025, revealing a multi-layered attack infrastructure designed to steal browser credentials and establish persistent backdoor access on Windows systems.…
-
Fake browser crash alerts turn Chrome extension into enterprise backdoor
Browser extensions are a high-risk attack vector for enterprises, allowing threat actors to bypass traditional security controls and gain a foothold on corporate endpoints. … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/01/19/fake-browser-crash-alert-chrome-edge-extension/
-
Hackers Exploiting PDF24 App to Deploy Stealthy PDFSIDER Backdoor
Resecurity has identified PDFSIDER malware that exploits the legitimate PDF24 App to covertly steal data and allow remote access. Learn how this APT-level campaign targets corporate networks through spear-phishing and encrypted communications. First seen on hackread.com Jump to article: hackread.com/hackers-exploit-pdf24-app-pdfsider-backdoor/
-
PDFSIDER Malware Actively Exploited to Evade Antivirus and EDR Defenses
Security researchers have identified a sophisticated backdoor malware variant, PDFSIDER, that leverages DLL side-loading to evade endpoint detection and response (EDR) systems. The threat demonstrates advanced persistent threat (APT) tradecraft, combining evasion mechanisms with encrypted command-and-control capabilities to maintain covert access on compromised systems. PDFSIDER’s infection chain originates through spear-phishing campaigns delivering ZIP archives containing…
-
ServiceNow BodySnatcher flaw highlights risks of rushed AI integrations
Tags: ai, api, attack, authentication, backdoor, control, credentials, email, flaw, mfa, password, risk, update, vulnerabilityEnter agent-to-agent interactions and execution: The platform was later extended further to support external AI agents talking to internal ServiceNow AI agents that could execute tasks. To enable this, the company created a special protocol and a separate REST API that requires authentication.However, this new API is apparently just another layer on top of the…
-
New “BodySnatcher” Flaw Allows Full ServiceNow User Impersonation
Security researcher has disclosed a critical vulnerability in ServiceNow’s Virtual Agent API and Now Assist AI Agents application, tracked as CVE-2025-12420. Dubbed >>BodySnatcher,<< this flaw enables unauthenticated attackers to impersonate any ServiceNow user using only their email address, bypassing multi-factor authentication and single sign-on controls to execute privileged AI workflows and create backdoor administrator accounts.…
-
New >>LOTUSLITE<< Backdoor Targets U.S. Government in Suspected Mustang Panda Campaign
The post New >>LOTUSLITE<< Backdoor Targets U.S. Government in Suspected Mustang Panda Campaign appeared first on Daily CyberSecurity. First seen on securityonline.info Jump to article: securityonline.info/new-lotuslite-backdoor-targets-u-s-government-in-suspected-mustang-panda-campaign/
-
Insider risk in an age of workforce volatility
Tags: access, ai, api, authentication, automation, backdoor, backup, china, ciso, control, credentials, cyber, cybersecurity, data, data-breach, exploit, framework, governance, government, identity, jobs, least-privilege, malicious, mitigation, monitoring, network, risk, strategy, supply-chain, threat, zero-trustEarly warnings: The machine as insider risk/threat: These dynamics are not emerging in a vacuum. They represent the culmination of warnings that have been building for years.As early as 2021, in my CSO opinion piece “Device identity: The overlooked insider threat,” Rajan Koo (then chief customer officer at DTEX Systems, now CTO) observed: “There needs…
-
2025 Threat Landscape in Review: Lessons for Businesses Moving Into 2026
Tags: access, ai, application-security, attack, authentication, awareness, backdoor, breach, business, captcha, cloud, compliance, container, control, credentials, credit-card, cybersecurity, data, data-breach, ddos, defense, encryption, exploit, finance, firewall, flaw, google, identity, infrastructure, intelligence, leak, malicious, mitigation, monitoring, network, pypi, risk, service, software, strategy, supply-chain, threat, tool, vulnerability, windows2025 Threat Landscape in Review: Lessons for Businesses Moving Into 2026 andrew.gertz@t“¦ Thu, 01/15/2026 – 16:48 Nadav Avital – Senior Director of Threat Research at Thales More About This Author > 2025 was a year that tested how businesses think about security. Some attacks happened in new, unexpected ways, while others employed old tricks, taken…
-
From typos to takeovers: Inside the industrialization of npm supply chain attacks
Tags: access, application-security, attack, automation, backdoor, blockchain, breach, control, credentials, cybersecurity, github, gitlab, malicious, malware, phishing, radius, risk, supply-chain, threat, update, wormFrom typo traps to legitimate backdoors: For years, typosquatting defined the npm threat model. Attackers published packages with names just close enough to popular libraries, such as “lodsash,” “expres,” “reacts,” and waited for automation or human error to do the rest. The impact was usually limited, and remediation straightforward.That model began to break in 2025.Instead…
-
Ukraine’s army targeted in new charity-themed malware campaign
Officials of Ukraine’s Defense Forces were targeted in a charity-themed campaign between October and December 2025 that delivered backdoor malware called PluggyApe. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/ukraines-army-targeted-in-new-charity-themed-malware-campaign/
-
Q4 2025 Malware Trends: Telegram Backdoor, Banking Trojans Surge, Joker Returns to Google Play
Telegram mods spread a powerful Android backdoor as banking trojans surge and Joker malware resurfaces on Google Play in Q4 2025, says Doctor Web. First seen on hackread.com Jump to article: hackread.com/q4-2025-malware-telegram-backdoor-joker-google-play/
-
NIST Calls for Public to Help Better Secure AI Agents
NIST Seeks Input to Protect AI Systems Used in Government, Critical Infrastructure. The National Institute of Standards and Technology is seeking public input from security experts and stakeholders to weigh in on security threats from agentic AI warning they may be vulnerable to exploits like hijacking, backdoors and misaligned behavior across federal networks. First seen…
-
Corrupting LLMs Through Weird Generalizations
Fascinating research: Weird Generalization and Inductive Backdoors: New Ways to Corrupt LLMs. AbstractLLMs are useful because they generalize so well. But can you have too much of a good thing? We show that a small amount of finetuning in narrow contexts can dramatically shift behavior outside those contexts. In one experiment, we finetune a model…
-
Shai-Hulud & Co.: Die Supply Chain als Achillesferse
Tags: access, ai, application-security, backdoor, ciso, cloud, cyber, cyberattack, data, github, Hardware, infrastructure, kritis, kubernetes, LLM, monitoring, network, nis-2, programming, resilience, risk, rust, sbom, software, spyware, strategy, supply-chain, tool, vulnerabilityEgal, ob React2Shell, Shai-Hulud oder XZ Utils: Die Sicherheit der Software-Supply-Chain wird durch zahlreiche Risiken gefährdet.Heutige Anwendungen basieren auf zahlreichen Komponenten, von denen jede zusammen mit den Entwicklungsumgebungen selbst eine Angriffsfläche darstellt. Unabhängig davon, ob Unternehmen Code intern entwickeln oder sich auf Drittanbieter verlassen, sollten CISOs, Sicherheitsexperten und Entwickler der Software-Supply-Chain besondere Aufmerksamkeit schenken.Zu den…
-
ZombieAgent ChatGPT attack shows persistent data leak risks of AI agents
Worm-like propagation: The email attack even has worming capabilities, as the malicious prompts could instruct ChatGPT to scan the inbox, extract addresses from other email messages, exfiltrate those addresses to the attackers using the URL trick, and send similar poisoned messages to those addresses as well.If the victim is the employee of an organization that…
-
TOTOLINK EX200 Extender Flaw Allows Attackers Full System Access
A critical security flaw has been discovered in the TOTOLINK EX200 Wi-Fi extender that allows attackers to gain complete control over the device. The vulnerability involves a logic error in how the device handles failedfirmwareupdates, inadvertently opening a backdoor with the highest possible privileges. Because the TOTOLINK EX200 is officially End-of-Life (EoL), the vendor has…
-
Black Cat Behind SEO Poisoning Malware Campaign Targeting Popular Software Searches
A cybercrime gang known as Black Cat has been attributed to a search engine optimization (SEO) poisoning campaign that employs fraudulent sites advertising popular software to trick users into downloading a backdoor capable of stealing sensitive data.According to a report published by the National Computer Network Emergency Response Technical Team/Coordination Center of China (CNCERT/CC) and…
-
Open WebUI bug turns the ‘free model’ into an enterprise backdoor
Tags: access, api, authentication, backdoor, data, exploit, flaw, malicious, mitigation, network, nvd, remote-code-execution, risk, tool, updateEscalating to Remote Code Execution: The risk doesn’t stop at account takeover. If the compromised account has workspace.tools permissions, attackers can leverage that session token to push authenticated Python code through Open WebUI’s Tools API, which executes without sandboxing or validation.This turns a browser-level compromise into full remote code execution on the backend server. Once…
-
Fujitsu Post Office IT support team were ‘legalised hackers’
Backdoors meant it was possible for Fujitsu staff to steal money from Post Office branches, says former Fujitsu tech worker First seen on computerweekly.com Jump to article: www.computerweekly.com/news/366636770/Former-Fujitsu-IT-support-team-were-legalised-hackers
-
Kritische React2Shell-Schwachstelle wird aktiv ausgenutzt – CVE-2025-55182 öffnet React Server Components für Linux-Backdoors
First seen on security-insider.de Jump to article: www.security-insider.de/cve-2025-55182-react2shell-linux-backdoors-a-1bb71c2f73c8feceaaf077bb15fe17c9/
-
Copilot Studio Feature Enables Silent AI Backdoors
Copilot Studio’s Connected Agents feature can be abused to create silent AI backdoors that bypass visibility and audit controls. First seen on esecurityplanet.com Jump to article: www.esecurityplanet.com/artificial-intelligence/copilot-studio-feature-enables-silent-ai-backdoors/
-
Hackers Abuse Copilot Studio’s New Connected Agents Feature to Plant Backdoors
Microsoft’s latest innovation may have opened the door to sophisticated cyberattacks. At Build 2025, the company introduced >>Connected Agents,
-
Chinese Hackers Deploy Rootkit to Stealthily Mask ToneShell Malware
Tags: apt, backdoor, china, cyber, cyberespionage, government, group, hacker, malicious, malware, technology, toolA sophisticated cyberespionage campaign leveraging kernel-mode rootkit technology has been discovered targeting government organizations across Southeast and East Asia, with Myanmar and Thailand bearing the brunt of attacks. Security researchers identified a malicious driver delivering the ToneShell backdoor, a hallmark tool of the Chinese-nexus HoneyMyte APT group, also tracked as Mustang Panda or Bronze President.…