Tag: threat
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Microsoft Halts Vanilla Tempest Cyberattack by Revoking Malicious Teams Installer Certificates
Microsoft has successfully disrupted a major cyberattack campaign orchestrated by the Vanilla Tempest threat group in early October 2025. The tech giant revoked over 200 fraudulent certificates that the cybercriminals had used to sign fake Microsoft Teams installation files, which were designed to deliver the Oyster backdoor and deploy Rhysida ransomware on victim systems. Discovery…
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New Banking Malware Exploits WhatsApp to Hijack Your Computer Remotely
Cybersecurity researchers have uncovered a sophisticated malware campaign targeting Brazilian users through WhatsApp, delivering a dangerous new banking Trojan dubbed >>Maverick.
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Microsoft Halts Vanilla Tempest Cyberattack by Revoking Malicious Teams Installer Certificates
Microsoft has successfully disrupted a major cyberattack campaign orchestrated by the Vanilla Tempest threat group in early October 2025. The tech giant revoked over 200 fraudulent certificates that the cybercriminals had used to sign fake Microsoft Teams installation files, which were designed to deliver the Oyster backdoor and deploy Rhysida ransomware on victim systems. Discovery…
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New Banking Malware Exploits WhatsApp to Hijack Your Computer Remotely
Cybersecurity researchers have uncovered a sophisticated malware campaign targeting Brazilian users through WhatsApp, delivering a dangerous new banking Trojan dubbed >>Maverick.
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Seceon for Finance: Safeguarding the Digital Economy
In today’s hyper-connected economy, financial institutions operate across cloud systems, digital payment networks, and third-party integrations, forming the nerve center of global commerce. But with this connectivity comes unprecedented exposure to cyber risk. From ransomware and insider threats to compliance violations, financial organizations face an expanding threat landscape where a single breach can cost First…
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58% of CISOs are boosting AI security budgets
Tags: ai, ciso, conference, control, cybersecurity, data, defense, identity, incident response, india, intelligence, risk, soc, strategy, technology, threat, tool, vulnerabilityFoundryThe takeaway: AI in cybersecurity has reached an inflection point. Whether it’s accelerating incident response, tightening identity management, or simplifying complex threat analysis, enterprises are betting big that AI-enabled tools will be essential for staying secure in an era of AI-enabled attacks.Hear more at the CSO Conference & Awards, October 2022 at the Grand Hyatt…
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Source code and vulnerability info stolen from F5 Networks
Tags: access, apt, attack, automation, best-practice, breach, ceo, ciso, control, credentials, crowdstrike, cybercrime, data, data-breach, detection, edr, endpoint, exploit, group, guide, incident response, infrastructure, intelligence, mitigation, monitoring, network, programming, risk, sans, software, threat, tool, update, vulnerabilityF5 mitigations: IT and security leaders should make sure F5 servers, software, and clients have the latest patches. In addition, F5 has added automated hardening checks to the F5 iHealth Diagnostics Tool, and also suggests admins refer to its threat hunting guide to strengthen monitoring, and its best practices guides for hardening F5 systems.As a…
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Source code and vulnerability info stolen from F5 Networks
Tags: access, apt, attack, automation, best-practice, breach, ceo, ciso, control, credentials, crowdstrike, cybercrime, data, data-breach, detection, edr, endpoint, exploit, group, guide, incident response, infrastructure, intelligence, mitigation, monitoring, network, programming, risk, sans, software, threat, tool, update, vulnerabilityF5 mitigations: IT and security leaders should make sure F5 servers, software, and clients have the latest patches. In addition, F5 has added automated hardening checks to the F5 iHealth Diagnostics Tool, and also suggests admins refer to its threat hunting guide to strengthen monitoring, and its best practices guides for hardening F5 systems.As a…
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The Human Cost of Cyber Risk: How Exposure Management Can Ease Security Burnout
Tags: ai, attack, breach, business, ceo, ciso, cloud, cve, cyber, cybersecurity, data, data-breach, defense, finance, fraud, healthcare, identity, mitre, ransomware, risk, strategy, technology, threat, tool, vulnerability, vulnerability-managementThe true cost of cyber risk is a human one. Siloed tools and disjointed operations aren’t just endangering your business, they’re also taking a real toll on your teams. It’s long past time to take the friction out of cybersecurity with a unified, proactive approach. Key takeaways: Security teams are overwhelmed by the number of…
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A sophisticated nation-state actor breached F5 systems, stealing BIG-IP source code and data on undisclosed flaw
F5 disclosed that a sophisticated nation-state actor breached its systems, stealing BIG-IP source code and data on undisclosed product vulnerabilities. Cybersecurity firm F5 disclosed that a highly sophisticated nation-state actor in August 2025 threat actors breached its systems and stole BIG-IP’s source code and information related to undisclosed vulnerabilities. The attackers accessed the company’s BIG-IP…
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F5 Hack Exposes Fed Networks to Full Compromise
Federal Agencies Ordered to Patch or Decommission F5 Devices Amid Imminent Risk. An advanced nation-state threat actor stole sensitive F5 source code and vulnerability data to craft tailored exploits, prompting an emergency directive amid a U.S. government shutdown that has left cyber defenses strained and federal networks at imminent risk. First seen on govinfosecurity.com Jump…
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F5 Hack Exposes Fed Networks to Full Compromise
Federal Agencies Ordered to Patch or Decommission F5 Devices Amid Imminent Risk. An advanced nation-state threat actor stole sensitive F5 source code and vulnerability data to craft tailored exploits, prompting an emergency directive amid a U.S. government shutdown that has left cyber defenses strained and federal networks at imminent risk. First seen on govinfosecurity.com Jump…
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F5 Hack Exposes Fed Networks to Full Compromise
Federal Agencies Ordered to Patch or Decommission F5 Devices Amid Imminent Risk. An advanced nation-state threat actor stole sensitive F5 source code and vulnerability data to craft tailored exploits, prompting an emergency directive amid a U.S. government shutdown that has left cyber defenses strained and federal networks at imminent risk. First seen on govinfosecurity.com Jump…
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The Human Cost of Cyber Risk: How Exposure Management Can Ease Security Burnout
Tags: ai, attack, breach, business, ceo, ciso, cloud, cve, cyber, cybersecurity, data, data-breach, defense, finance, fraud, healthcare, identity, mitre, ransomware, risk, strategy, technology, threat, tool, vulnerability, vulnerability-managementThe true cost of cyber risk is a human one. Siloed tools and disjointed operations aren’t just endangering your business, they’re also taking a real toll on your teams. It’s long past time to take the friction out of cybersecurity with a unified, proactive approach. Key takeaways: Security teams are overwhelmed by the number of…
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Kerberoasting Protection
Active Directory environments use Kerberos as the default authentication protocol, which unfortunately makes them particularly vulnerable to “Kerberoasting”, an attack where threat actors leverage the fact that service tickets are encrypted using a key derived from the account’s password to obtain the credentials and takeover privileged accounts. Generally, the adversary performs a service ticket request……
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Chinese Threat Group ‘Jewelbug’ Quietly Infiltrated Russian IT Network for Months
A threat actor with ties to China has been attributed to a five-month-long intrusion targeting a Russian IT service provider, marking the hacking group’s expansion to the country beyond Southeast Asia and South America.The activity, which took place from January to May 2025, has been attributed by Broadcom-owned Symantec to a threat actor it tracks…
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CISA warns of ‘significant’ threat to federal networks after nation-state hackers stole F5 source code, undisclosed bug info
The emergency directive orders all agencies to apply the latest updates for all at-risk F5 virtual and physical devices and downloaded software by October 22. First seen on therecord.media Jump to article: therecord.media/cisa-directive-f5-nation-state-incident
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F5 discloses breach tied to nation-state threat actor
F5, a company that specializes in application security and delivery technology, disclosed Wednesday that it had been the target of what it’s calling a “highly sophisticated” cyberattack, which it attributes to a nation-state actor. The announcement follows authorization from the U.S. Department of Justice, which allowed F5 to delay public disclosure of the breach under…
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CISA warns of ‘significant’ threat to federal networks after nation-state hackers stole F5 source code, undisclosed bug info
The emergency directive orders all agencies to apply the latest updates for all at-risk F5 virtual and physical devices and downloaded software by October 22. First seen on therecord.media Jump to article: therecord.media/cisa-directive-f5-nation-state-incident
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Hackers Breach F5 and Stole BIG-IP Source Code and Undisclosed Vulnerability Data
F5 Networks confirmed that a sophisticated nation-state threat actor infiltrated its systems, exfiltrating proprietary BIG-IP source code and confidential vulnerability information. The incident, which began in August 2025, targeted F5’s product development and engineering knowledge platforms, prompting an immediate response and a suite of mitigation efforts to safeguard customers and restore trust. Persistent Access Uncovered…
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F5 Breach Exposes BIG-IP Source Code, Nation-State Hackers Behind Massive Intrusion
U.S. cybersecurity company F5 on Wednesday disclosed that unidentified threat actors broke into its systems and stole files containing some of BIG-IP’s source code and information related to undisclosed vulnerabilities in the product.It attributed the activity to a “highly sophisticated nation-state threat actor,” adding the adversary maintained long-term, persistent access to its network. The First…
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F5 disclosures breach tied to nation-state threat actor
F5, a company that specializes in application security and delivery technology, disclosed Wednesday that it had been the target of what it’s calling a “highly sophisticated” cyberattack, which it attributes to a nation-state actor. The announcement follows authorization from the U.S. Department of Justice, which allowed F5 to delay public disclosure of the breach under…
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F5 disclosures breach tied to nation-state threat actor
F5, a company that specializes in application security and delivery technology, disclosed Wednesday that it had been the target of what it’s calling a “highly sophisticated” cyberattack, which it attributes to a nation-state actor. The announcement follows authorization from the U.S. Department of Justice, which allowed F5 to delay public disclosure of the breach under…
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How to spot dark web threats on your network using NDR
Dark web activity can hide in plain sight within everyday network traffic. Corelight’s NDR platform brings deep visibility, AI-driven detection, and behavioral analytics to uncover hidden threats across your network. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/how-to-spot-dark-web-threats-on-your-network-using-ndr/
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How to spot dark web threats on your network using NDR
Dark web activity can hide in plain sight within everyday network traffic. Corelight’s NDR platform brings deep visibility, AI-driven detection, and behavioral analytics to uncover hidden threats across your network. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/how-to-spot-dark-web-threats-on-your-network-using-ndr/
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BlackSuit Ransomware Breaches Corporate Network Using Single Compromised VPN Credential
Tags: access, attack, breach, corporate, credentials, cyber, cybercrime, encryption, group, network, ransomware, threat, vpnA major manufacturing company fell victim to a swift and devastating ransomware attack after threat actors gained access using just one set of stolen VPN credentials. The attack, carried out by the cybercrime group Ignoble Scorpius, culminated in widespread encryption of virtual machines and brought critical operations to a halt. The Initial Compromise The breach…
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CISA Alerts on Rapid7 Velociraptor Flaw Exploited in Ransomware Campaigns
Tags: cisa, cve, cyber, cybersecurity, exploit, flaw, infrastructure, kev, ransomware, threat, vulnerabilityThe Cybersecurity and Infrastructure Security Agency has added a critical vulnerability in Rapid7 Velociraptor to its Known Exploited Vulnerabilities catalogue, warning that threat actors are actively exploiting the flaw in ransomware attacks. The vulnerability, tracked as CVE-2025-6264, was added to the catalogue on October 14, 2025, giving federal agencies until November 4 to implement necessary…
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BlackSuit Ransomware Breaches Corporate Network Using Single Compromised VPN Credential
Tags: access, attack, breach, corporate, credentials, cyber, cybercrime, encryption, group, network, ransomware, threat, vpnA major manufacturing company fell victim to a swift and devastating ransomware attack after threat actors gained access using just one set of stolen VPN credentials. The attack, carried out by the cybercrime group Ignoble Scorpius, culminated in widespread encryption of virtual machines and brought critical operations to a halt. The Initial Compromise The breach…