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Head Mare Breaches TrueConf, Trojanizes Client Installers
The Head Mare hacktivist group breached TrueConf video conferencing servers to distribute backdoored client installers, compromising user systems.
Critical Backdoors & Supply Chain Attacks: Zbtlink Routers & QuickFox VPN Compromised
Urgent warning: Zbtlink routers ship with unauthenticated root backdoors, while QuickFox VPN delivers FDMTP implant via supply chain compromise.
Suspected Chinese-Speaking Hackers Deploy OctLurk, SilkLurk Backdoors
Ongoing cyberattacks by a suspected Chinese-speaking threat actor target Central Asian governments with OctLurk and SilkLurk backdoors for espionage and data theft.
GigaWiper: Modular Implant Combines Backdoor & Wiper Functions
Analysis of GigaWiper, a modular implant allowing threat actors to combine backdoor and wiper functionality for customizable destructive attacks and maximum impact.
Roundcube Flaw Exploited by China-Linked Group Against Academics
A China-linked threat cluster is actively exploiting a Roundcube webmail vulnerability to steal credentials and deploy backdoors at U.S./Canadian universities.
New 'Leash' Backdoors Target SOHO Routers: China-Linked APT Update
A China-linked APT group has expanded its toolkit with new 'Leash' backdoors (LongLeash, DogLeash, JarLeash), targeting SOHO routers for persistent access and command…
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CVE-2026-11405: Tenda Router Firmware Admin Backdoor Exposed
CERT/CC warns of an undocumented admin backdoor, CVE-2026-11405, in Tenda router firmware, enabling full administrative access bypass. Immediate action advised.
China-Linked APT Targets Southeast Asia Critical Systems with New Backdoor
A China-linked APT group has compromised ten organizations, including state-owned entities in Southeast Asia, deploying a new backdoor.
ShapedPlugin Supply Chain Attack: WordPress Pro Plugins Backdoored
Attackers compromised ShapedPlugin's distribution pipeline to inject backdoors into Pro WordPress plugins. Learn how to detect and remediate this supply chain threat.
CryptoBandits Malware: Tor-Abusing Backdoor & Data Theft
CryptoBandits malware functions as a backdoor, leveraging Tor and a SOCKS5 proxy for stealthy data theft and remote code execution capabilities.
Outdated REDCap Servers Targeted by China-linked UNC6508
A majority of internet-accessible REDCap servers remain unpatched, making them prime targets for initial access and backdoor deployment by China-linked UNC6508.
SHub Reaper Stealer Backdoors macOS via Spoofed Apps
SHub Reaper stealer targets macOS, using fake Google, Microsoft, Apple, WeChat, and Miro installers for Apple script-based execution and backdooring.
SHub macOS Infostealer Spoofs Apple Security Updates, Installs Backdoor
A new SHub macOS infostealer variant employs fake Apple security update prompts via AppleScript to install a backdoor, threatening user data and system integrity.
Malicious node-ipc Versions Compromise Developer Secrets via Supply Chain
Three versions of the node-ipc npm package (9.1.6, 9.2.3, 12.0.1) contain stealer/backdoor functionality targeting developer secrets. Urgent update advised.
Stealthy Quasar Linux (QLNX) Malware Targets Developers
New Quasar Linux (QLNX) malware is infecting developers' Linux systems, utilizing rootkit, backdoor, and credential-stealing techniques. Learn to detect and mitigate.
Silver Fox APT: Tax-Themed Phishing Delivers ABCDoor to India, Russia
China-backed Silver Fox APT targets organizations in India and Russia with over 1,600 tax-themed phishing messages to deploy ABCDoor backdoor and ValleyRAT.
WordPress Quick Page/Post Redirect Backdoor: Arbitrary Code Injection
A dormant backdoor in the Quick Page/Post Redirect WordPress plugin allowed arbitrary code injection for five years on over 70,000 sites. Learn mitigation.
UNC6692 Targets Microsoft Teams to Deploy Snow Malware
UNC6692 is leveraging Microsoft Teams and social engineering to deliver the modular Snow malware suite, facilitating long-term persistence and data theft.
Firestarter Backdoor Infects Cisco Firewall at US Federal Agency
Analysis of the Firestarter backdoor on Cisco firewalls, detailing its remote access capabilities, post-patch persistence, and mitigation strategies.
FIRESTARTER Backdoor: Persistent Threat to Cisco Firepower & Secure Firewall
CISA and NCSC warn of FIRESTARTER, an APT-deployed backdoor maintaining persistence on Cisco Firepower and Secure Firewall devices post-patching.
APT41 Deploys Stealth Backdoor for Cloud Credential Harvesting
China-linked APT41 is targeting AWS, Azure, and Google Cloud with a new zero-detection backdoor designed to harvest credentials and maintain persistence.
Smart Slider 3 Pro 3.5.1.35 Backdoor via Supply Chain Attack
Nextend's Smart Slider 3 Pro version 3.5.1.35 was compromised via a supply chain attack. Learn how to identify and remediate the backdoor today.
Red Menshen APT Deploys Upgraded BPFdoor Backdoor Against Telcos
Chinese APT Red Menshen utilizes an upgraded BPFdoor backdoor to target global telecommunication companies, bypassing traditional defenses.
Fake Next.js Job Interview Tests Backdoor Developers
Microsoft Defender discovered a campaign where malicious Next.js job interview tests backdoor developers' devices, posing a supply chain risk.