Tag: threat
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Cross-Border Phishing Attacks Spreads Across Asia
Attacks Move From China to Malaysia Using Phishing PDFs. Seemingly unrelated attacks targeting Chinese-speakers throughout the Asia-Pacific region with a remote access trojan trace back to the same threat actor, says researchers. Hackers’ most likely motivation is regional intelligence collection. First seen on govinfosecurity.com Jump to article: www.govinfosecurity.com/cross-border-phishing-attacks-spreads-across-asia-a-29758
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Cybersecurity Snapshot: F5 Breach Prompts Urgent U.S. Gov’t Warning, as OpenAI Details Disrupted ChatGPT Abuses
Tags: ai, attack, awareness, backdoor, breach, business, chatgpt, china, cisa, cloud, control, corporate, cve, cyber, cybersecurity, data, data-breach, defense, detection, exploit, framework, fraud, governance, government, group, hacker, incident, infrastructure, Internet, iran, law, LLM, malicious, malware, mitigation, monitoring, network, openai, organized, phishing, privacy, resilience, risk, russia, scam, security-incident, service, software, strategy, supply-chain, technology, threat, training, update, vulnerabilityF5’s breach triggers a CISA emergency directive, as Tenable calls it “a five-alarm fire” that requires urgent action. Meanwhile, OpenAI details how attackers try to misuse ChatGPT. Plus, boards are increasing AI and cyber disclosures. And much more! Key takeaways A critical breach at cybersecurity firm F5, attributed to a nation-state, has triggered an urgent…
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Microsoft Disrupts Ransomware Campaign Abusing Azure Certificates
Microsoft revoked more than 200 digital certificates that threat actors used to sign fake Teams binaries that set the stage for Rhysida ransomware attacks. First seen on darkreading.com Jump to article: www.darkreading.com/threat-intelligence/microsoft-disrupts-ransomware-abusing-azure-certificates
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Microsoft Disrupts Ransomware Campaign Abusing Azure Certificates
Microsoft revoked more than 200 digital certificates that threat actors used to sign fake Teams binaries that set the stage for Rhysida ransomware attacks. First seen on darkreading.com Jump to article: www.darkreading.com/threat-intelligence/microsoft-disrupts-ransomware-abusing-azure-certificates
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TDL 007 – Cyber Warriors Digital Shadows: Insights from Canada’s Cybersecurity Leader
Tags: ai, awareness, backup, breach, browser, business, cio, ciso, communications, conference, control, corporate, country, cryptography, cyber, cybersecurity, dark-web, data, data-breach, defense, dns, email, encryption, finance, government, healthcare, identity, incident, infrastructure, intelligence, Internet, jobs, law, leak, linux, malicious, mfa, mitigation, network, organized, phone, privacy, ransom, ransomware, RedTeam, resilience, risk, risk-management, router, service, startup, strategy, supply-chain, switch, tactics, technology, theft, threat, tool, training, windowsSummary In this episode of The Defender’s Log, host David Redekop interviews Sami Khoury, the Senior Official for Cybersecurity for the Government of Canada. With a career spanning 33 years at the Communication Security Establishment (CSE), Khoury shares how a coincidental job application blossomed into a lifelong passion for national security. Khoury emphasizes that modern…
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Navigating Cybersecurity Partnerships: AI, Resilience, And The Future Of Threat Intelligence With Chari Rhoades Of Proofpoint
Proofpoint’s approach to AI supports both product innovation and internal skill development, helping teams and partners strengthen collaboration and effectiveness. First seen on crn.com Jump to article: www.crn.com/news/security/2025/navigating-cybersecurity-partnerships-ai-resilience-and-the-future-of-threat-intelligence-with-chari-rhoades-of-proofpoint
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John Bolton indictment says suspected Iranian hackers accessed his emails, issued threats
The indictment of the former national security adviser is the latest against President Donald Trump’s political enemies. First seen on cyberscoop.com Jump to article: cyberscoop.com/john-bolton-indictment-says-suspected-iranian-hackers-accessed-his-emails-issued-threats/
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North Korean Hackers Combine BeaverTail and OtterCookie into Advanced JS Malware
The North Korean threat actor linked to the Contagious Interview campaign has been observed merging some of the functionality of two of its malware programs, indicating that the hacking group is actively refining its toolset.That’s according to new findings from Cisco Talos, which said recent campaigns undertaken by the hacking group have seen the functions…
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Google Patches Critical Chrome Vulnerability (CVE-2025-11756) in Safe Browsing Component
Google has issued an urgent security update for its Chrome browser, addressing a high-severity vulnerability tracked as CVE-2025-11756. This flaw, which affects Chrome’s Safe Browsing feature, could allow attackers to execute arbitrary code on users’ machines, posing a direct threat to user privacy and system security. First seen on thecyberexpress.com Jump to article: thecyberexpress.com/chrome-bug-cve-2025-11756/
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WatchGuard VPN Flaw Allows Remote Attackers to Execute Arbitrary Code
A critical security vulnerability has been discovered in WatchGuard Firebox appliances that could allow remote attackers to execute arbitrary code without authentication. The flaw, identified as CVE-2025-9242, affects the IKEv2 VPN service and has been assigned a severity score of 9.3 under CVSS 4.0, marking it as a critical threat to organizations using these security…
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Hackers used Cisco zero-day to plant rootkits on network switches (CVE-2025-20352)
Threat actors have leveraged a recently patched IOS/IOS XE vulnerability (CVE-2025-20352) to deploy Linux rootkits on vulnerable Cisco network devices. >>The operation … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2025/10/17/hackers-used-cisco-zero-day-to-plant-rootkits-on-network-devices-cve-2025-20352/
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Prosper disclosed a data breach impacting 17.6 million accounts
Threat actors stole personal data, including names, IDs, and financial details from Prosper, affecting over 17M users. Prosper is a U.S.-based peer-to-peer lending platform that connects individual borrowers with investors. Founded in 2005 and headquartered in San Francisco, Prosper allows people to apply for personal loans online, while investors can fund portions of those loans…
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Hackers used Cisco zero-day to plant rootkits on network switches (CVE-2025-20352)
Threat actors have leveraged a recently patched IOS/IOS XE vulnerability (CVE-2025-20352) to deploy Linux rootkits on vulnerable Cisco network devices. >>The operation … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2025/10/17/hackers-used-cisco-zero-day-to-plant-rootkits-on-network-devices-cve-2025-20352/
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ClickFake Interview Campaign Used by Threat Actors to Deliver OtterCandy Malware
A North Korean-linked group, WaterPlum’s Cluster B, has evolved its tactics by introducing OtterCandy”, a Node.jsbased RAT and information stealer”, through the ClickFake Interview campaign, with significant enhancements observed in August 2025. This threat actor, attributed to North Korea, orchestrated two primary campaigns: Contagious Interview and ClickFake Interview. Although multiple clusters operate under the WaterPlum…
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Prosper disclosed a data breach impacting 17.6 million accounts
Threat actors stole personal data, including names, IDs, and financial details from Prosper, affecting over 17M users. Prosper is a U.S.-based peer-to-peer lending platform that connects individual borrowers with investors. Founded in 2005 and headquartered in San Francisco, Prosper allows people to apply for personal loans online, while investors can fund portions of those loans…
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Prosper disclosed a data breach impacting 17.6 million accounts
Threat actors stole personal data, including names, IDs, and financial details from Prosper, affecting over 17M users. Prosper is a U.S.-based peer-to-peer lending platform that connects individual borrowers with investors. Founded in 2005 and headquartered in San Francisco, Prosper allows people to apply for personal loans online, while investors can fund portions of those loans…
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CISOs face quantum leap in prioritizing quantum resilience
Tags: apple, attack, ciso, cloud, computer, computing, crypto, cybersecurity, data, data-breach, encryption, finance, governance, government, Hardware, healthcare, infrastructure, nist, resilience, risk, service, software, supply-chain, technology, threat, vulnerabilityState of migration: Encryption underpins the security of everything from healthcare records to government data and e-commerce transactions.But just 8.5% of SSH servers currently support quantum-safe encryption.TLS 1.3 adoption, currently at 19%, also trails older, quantum-vulnerable versions, according to a recent study by Forescout.Other experts paint a more optimistic picture of PQC deployment since NIST…
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Microsoft revokes 200+ certificates abused by Vanilla Tempest in fake Teams campaign
Microsoft revoked 200+ certificates used by Vanilla Tempest to sign fake Teams installers spreading Oyster backdoor and Rhysida ransomware. Microsoft revoked over 200 certificates used by the cybercrime group Vanilla Tempest (aka VICE SPIDER and Vice Society) to sign fake Teams installers spreading the Oyster backdoor and Rhysida ransomware. The threat actor has been active…
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CISOs face quantum leap in prioritizing quantum resilience
Tags: apple, attack, ciso, cloud, computer, computing, crypto, cybersecurity, data, data-breach, encryption, finance, governance, government, Hardware, healthcare, infrastructure, nist, resilience, risk, service, software, supply-chain, technology, threat, vulnerabilityState of migration: Encryption underpins the security of everything from healthcare records to government data and e-commerce transactions.But just 8.5% of SSH servers currently support quantum-safe encryption.TLS 1.3 adoption, currently at 19%, also trails older, quantum-vulnerable versions, according to a recent study by Forescout.Other experts paint a more optimistic picture of PQC deployment since NIST…
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Microsoft revokes 200+ certificates abused by Vanilla Tempest in fake Teams campaign
Microsoft revoked 200+ certificates used by Vanilla Tempest to sign fake Teams installers spreading Oyster backdoor and Rhysida ransomware. Microsoft revoked over 200 certificates used by the cybercrime group Vanilla Tempest (aka VICE SPIDER and Vice Society) to sign fake Teams installers spreading the Oyster backdoor and Rhysida ransomware. The threat actor has been active…
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CISOs face quantum leap in prioritizing quantum resilience
Tags: apple, attack, ciso, cloud, computer, computing, crypto, cybersecurity, data, data-breach, encryption, finance, governance, government, Hardware, healthcare, infrastructure, nist, resilience, risk, service, software, supply-chain, technology, threat, vulnerabilityState of migration: Encryption underpins the security of everything from healthcare records to government data and e-commerce transactions.But just 8.5% of SSH servers currently support quantum-safe encryption.TLS 1.3 adoption, currently at 19%, also trails older, quantum-vulnerable versions, according to a recent study by Forescout.Other experts paint a more optimistic picture of PQC deployment since NIST…
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Microsoft revokes 200 certs used to sign malicious Teams installers
By revoking 200 software-signing certificates, Microsoft has hampered the activities of Vanilla Tempest, a ransomware-wielding threat actor that has been targeting … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2025/10/17/vanilla-tempest-fake-microsoft-teams/
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APT28 Deploys BeardShell and Covenant Modules via Weaponized Office Documents
Security researchers at Sekoia.io have uncovered a sophisticated cyberattack campaign orchestrated by APT28, the notorious Russian state-sponsored threat actor, targeting Ukrainian military personnel with weaponized Office documents that deliver advanced malware frameworks including BeardShell and Covenant modules. The operation represents a significant evolution in APT28’s tactics, leveraging legitimate cloud infrastructure and novel obfuscation techniques to…
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LinkPro: An eBPF-Based Rootkit Hiding Malicious Activity on GNU/Linux
Tags: access, backdoor, cve, cyber, data-breach, exploit, infection, Internet, linux, malicious, monitoring, technology, threat, vulnerabilitySecurity researchers from Synacktiv CSIRT have uncovered a sophisticated Linux rootkit dubbed LinkPro that leverages eBPF (extended Berkeley Packet Filter) technology to establish persistent backdoor access while remaining virtually invisible to traditional monitoring tools. The infection chain originated from a vulnerable Jenkins server exposed to the internet, exploited through CVE-2024-23897. Threat actors leveraged this initial…
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Microsoft Revokes 200 Fraudulent Certificates Used in Rhysida Ransomware Campaign
Microsoft on Thursday disclosed that it revoked more than 200 certificates used by a threat actor it tracks as Vanilla Tempest to fraudulently sign malicious binaries in ransomware attacks.The certificates were “used in fake Teams setup files to deliver the Oyster backdoor and ultimately deploy Rhysida ransomware,” the Microsoft Threat Intelligence team said in a…
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LinkPro: An eBPF-Based Rootkit Hiding Malicious Activity on GNU/Linux
Tags: access, backdoor, cve, cyber, data-breach, exploit, infection, Internet, linux, malicious, monitoring, technology, threat, vulnerabilitySecurity researchers from Synacktiv CSIRT have uncovered a sophisticated Linux rootkit dubbed LinkPro that leverages eBPF (extended Berkeley Packet Filter) technology to establish persistent backdoor access while remaining virtually invisible to traditional monitoring tools. The infection chain originated from a vulnerable Jenkins server exposed to the internet, exploited through CVE-2024-23897. Threat actors leveraged this initial…
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Auction giant Sotheby’s says data breach exposed financial information
Major international auction house Sotheby’s is notifying individuals of a data breach incident on its systems where threat actors stole sensitive information, including financial details. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/auction-giant-sothebys-says-data-breach-exposed-financial-information/