Category: GBHackers Security | #1 Globally Trusted Cyber Security News Platform

CISA Extend Funding to MITRE to Keep CVE Program Running

The Cybersecurity and Infrastructure Security Agency (CISA) has extended funding to the MITRE Corporation, ensuring the continued operation of the Common Vulnerabilities and Exposures (CVE) program, a linchpin of global cybersecurity. Announced late on April 15, 2025, just hours before…

Researchers Expose Medusa Ransomware Group’s Onion Site

Researchers have successfully infiltrated the digital fortress of one of the most prolific ransomware groups, Medusa Locker. Known for targeting critical sectors like healthcare, education, and manufacturing, the group has been responsible for numerous cyberattacks since its detection in 2019.…

Hackers Target Investors Through Fraud Networks to Steal Financial Data

Hackers have launched sophisticated schemes designed to defraud investors and steal their financial data. Utilizing digital platforms, encrypted messaging apps, and crypto transactions, these criminals exploit the rise of online investment platforms to conduct their fraudulent activities. Fraudulent networks employ…

Landmark Admin Suffers Major Breach, Exposing Data of 1.6M+ Users

Landmark Admin, LLC (“Landmark”), a Texas-based third-party administrator for life insurance carriers, has confirmed that a cyberattack compromised sensitive personal data belonging to more than 1.6 million individuals. The breach, detected in mid-May 2024, has prompted urgent calls for vigilance…

APT29 Hackers Use GRAPELOADER in New Attack Against European Diplomats

Check Point Research (CPR) has uncovered a new targeted phishing campaign employing GRAPELOADER, a sophisticated initial-stage downloader, launched by the notorious Russian-linked hacking group APT29, known alternatively as Midnight Blizzard or Cozy Bear. This campaign, identified since January 2025, primarily…

CISA Issues 9 New ICS Advisories Addressing Critical Vulnerabilities

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has released nine new advisories detailing severe vulnerabilities in widely-used Industrial Control Systems (ICS) products. These advisories, published on April 15, 2025, urge immediate action from operators and administrators overseeing critical infrastructure.…

10 Best Email Security Solutions in 2025

Email security solutions are critical for protecting organizations from the growing sophistication of cyber threats targeting email communication. As email remains a primary channel for business communication, it is also the most exploited vector for attacks such as phishing, malware…

Malicious Macros Return in Sophisticated Phishing Campaigns

The cybersecurity landscape of 2025 is witnessing a troubling resurgence of malicious macros in phishing campaigns. Despite years of advancements in security measures and Microsoft’s decision to disable macros by default in Office applications, attackers have adapted their methods to…

Hackers Exploit Node.js to Spread Malware and Exfiltrate Data

Threat actors are increasingly targeting Node.js—a staple tool for modern web developers—to launch sophisticated malware campaigns aimed at data theft and system compromise. Microsoft Defender Experts (DEX) have reported a spike in such attacks since October 2024, especially focusing on…

Protecting Against Insider Threats – Strategies for CISOs

Insider threats represent a critical vulnerability in organizational cybersecurity, posing risks that are often more challenging to mitigate than external attacks. These threats can originate from malicious employees, negligent staff, or compromised credentials, each capable of causing significant financial, operational,…

Zeek Deployments Rise Across SOCs For Enhanced Network Visibility

Zeek, formerly known as Bro, has established itself as a leading open-source network security monitoring platform. As organizations face increasingly complex cyber threats in 2025, Zeek’s capabilities have evolved to provide deeper visibility, advanced analytics, and seamless integration with modern…

Microsoft Teams File Sharing Unavailable Due to Unexpected Outage

Microsoft Teams users across the globe are experiencing significant disruptions in file-sharing capabilities due to an unexpected outage, impacting workplace communication and collaboration. A wave of reports began surfacing from organizations and individuals unable to share files within Microsoft Teams—the…

From ISO to NIS2 – Mapping Compliance Requirements Globally

The global regulatory landscape for cybersecurity is undergoing a seismic shift, with the European Union’s NIS2 Directive emerging as a critical framework for organizations operating within its jurisdiction. While ISO 27001 has long been the gold standard for information security…

Security Awareness Metrics That Matter to the CISO

Security awareness has become a critical component of organizational defense strategies, particularly as companies adopt zero-trust architectures. Chief Information Security Officers (CISOs) are increasingly challenged to demonstrate the effectiveness of security awareness programs through meaningful metrics that resonate with leadership.…

Cloud Misconfigurations – A Leading Cause of Data Breaches

Cloud computing has transformed the way organizations operate, offering unprecedented scalability, flexibility, and cost savings. However, this rapid shift to the cloud has also introduced new security challenges, with misconfigurations emerging as one of the most significant and persistent threats.…

Jailbreaking Malicious JScript Loader Reveals Xworm Payload Execution Chain

Cybersecurity researchers have uncovered a sophisticated JScript-to-PowerShell loader delivering XWorm RAT and Rhadamanthys Stealer through a geofenced, multi-stage execution chain. The attack leverages obfuscation, geolocation checks, and fileless techniques to evade detection. Attack Chain Breakdown Stage 1: JScript Loader Activation The campaign begins with…

How to Conduct a Cloud Security Assessment

As organizations accelerate their adoption of cloud technologies, the need for robust cloud security has never been more urgent. Cloud environments offer scalability, flexibility, and cost savings, but they also introduce new security challenges that traditional on-premises solutions may not…

The Future of Authentication: Moving Beyond Passwords

Traditional passwords have been the cornerstone of digital security for six decades, but their reign is coming to an end. As cyber threats become increasingly sophisticated and our digital footprints expand, the limitations of password-based authentication including vulnerability to phishing,…

Galaxy S24 Vulnerability Poses Risk of Unauthorized File Access

A security flaw in Samsung’s Quick Share feature for the Galaxy S24 series has been disclosed, enabling attackers to create arbitrary files on vulnerable devices. Tracked as CVE-2024-49421, the vulnerability highlights risks in the popular file-sharing tool preinstalled on Samsung’s flagship…

Top 10 Best Zero Trust Solutions 2025

Zero Trust Solutions is a modern cybersecurity framework built on the principle of “never trust, always verify.” Unlike traditional perimeter-based security models, Zero Trust assumes that threats can originate both inside and outside an organization’s network. It enforces strict access…

Colleges and Schools Now Top Targets for Online Threat Actors

Across the globe, a new kind of threat is targeting the very institutions dedicated to shaping the future: schools, colleges, and universities. In 2024, experts warn that educational organizations have become prime targets for online threat actors, including nation-state-backed hackers…

The Future of GRC – Integrating ESG, Cyber, and Regulatory Risk

The landscape of Governance, Risk, and Compliance (GRC) is undergoing a profound transformation as organizations face mounting pressures from regulatory bodies, evolving cyber threats, and the growing importance of Environmental, Social, and Governance (ESG) factors. In 2025, the convergence of…

Cybersecurity for Startups – What Early-Stage CISOs Must Prioritize

Early-stage startups face unique cybersecurity challenges that established enterprises have already addressed through years of investment and experience. For Chief Information Security Officers (CISOs) stepping into leadership roles at young companies, the landscape presents both opportunity and complexity. With limited…

Smishing Campaign Hits Toll Road Users with $5 Payment Scam

Cybersecurity researchers at Cisco Talos have uncovered a large-scale smishing campaign targeting toll road users across the United States. The campaign, which has been active since October 2024, impersonates toll road payment services, luring unsuspecting victims into revealing their personal…

VMware ESXi 8.0 Update 3e Is Now Free — Here’s What’s New

VMware has announced that ESXi 8.0 Update 3e, the latest version of its industry-leading hypervisor, is now available for download at no cost. Released on April 10, 2025, this update is packed with enhancements, critical fixes, and new features, solidifying VMware’s dominance…

FortiGate 0-Day Exploit Allegedly Up for Sale on Dark Web

A chilling new development in the cybersecurity landscape has emerged, as a threat actor has reportedly advertised an alleged zero-day exploit targeting Fortinet’s FortiGate firewalls on a prominent dark web forum. This exploit purportedly enables unauthenticated remote code execution (RCE)…

Hands-On Labs: The Key to Accelerating CMMC 2.0 Compliance

INE Security Highlights How Practical, immersive training environments help defense contractors meet DoD cybersecurity requirements Defense contractors are facing increased pressure to meet the Department of Defense’s stringent Cybersecurity Maturity Model Certification (CMMC) 2.0 requirements ahead of 2025 compliance deadlines. INE Security,…

Sensata Technologies Breached: Ransomware Attack Key Systems

Sensata Technologies Holding PLC, a global leader in sensor solutions and electrical protection, is currently grappling with the fallout of a ransomware attack that has disrupted its operations and compromised sensitive files. The breach, first reported on April 6, 2025,…

Ivanti 0-Day RCE Flaw Exploitation Details Revealed

A critical unauthenticated Remote Code Execution (RCE) vulnerability, CVE-2025-22457, has been disclosed by Ivanti, sparking concerns across the cybersecurity industry. The flaw, which affects several Ivanti products, allows attackers to execute arbitrary code remotely, potentially compromising sensitive enterprise environments. Researchers, including the Rapid7…

Researchers Exploit Windows Defender with XOR and System Calls

A recent cybersecurity revelation has demonstrated how researchers successfully bypassed Windows Defender antivirus mechanisms using advanced techniques involving XOR encryption and direct system calls. This breakthrough has sparked discussions about the effectiveness of traditional antivirus measures against increasingly sophisticated attack…

Microsoft Issues Urgent Patch to Fix Office Update Crash

Microsoft has released an urgent patch for Office 2016 to address a critical issue causing key applications like Word, Excel, and Outlook to crash unexpectedly. The new update, KB5002623, was issued on April 10, 2025, following widespread reports of performance…

The State of AI Malware and Defenses Against It

AI has recently been added to the list of things that keep cybersecurity leaders awake. The increasing popularity of and easy access to large language models (LLMs), such as ChatGPT, DeepSeek, and Gemini, have enabled threat actors to scale and…

SonicWall Patches Multiple Vulnerabilities in NetExtender Windows Client

SonicWall has issued a critical alert concerning multiple vulnerabilities discovered in its NetExtender Windows client. These vulnerabilities, identified via several Common Vulnerabilities and Exposures (CVEs), could allow malicious actors to exploit privilege management flaws, trigger local privilege escalation, or manipulate…