New SparrowDoor Backdoor Variants Found in Attacks on U.S. and Mexican Organizations

The Chinese threat actor known as FamousSparrow has been linked to a cyber attack targeting a trade group in the United States and a research institute in Mexico to deliver its flagship backdoor SparrowDoor and ShadowPad. The activity, observed in July 2024, marks the first time the hacking crew...

EncryptHub Exploits Windows Zero-Day to Deploy Rhadamanthys and StealC Malware

The threat actor known as EncryptHub exploited a recently-patched security vulnerability in Microsoft Windows as a zero-day to deliver a wide range of malware families, including backdoors and information stealers such as Rhadamanthys and StealC. "In this attack, the threat actor manipulates .msc...

RedCurl Shifts from Espionage to Ransomware with First-Ever QWCrypt Deployment

The Russian-speaking hacking group called RedCurl has been linked to a ransomware campaign for the first time, marking a departure in the threat actor's tradecraft. The activity, observed by Romanian cybersecurity company Bitdefender, involves the deployment of a never-before-seen ransomware stra...

Malicious npm Package Modifies Local 'ethers' Library to Launch Reverse Shell Attacks

Cybersecurity researchers have discovered two malicious packages on the npm registry that are designed to infect another locally installed package, underscoring the continued evolution of software supply chain attacks targeting the open-source ecosystem. The packages in question are...

Sparring in the Cyber Ring: Using Automated Pentesting to Build Resilience

"A boxer derives the greatest advantage from his sparring partner…" — Epictetus, 50–135 AD Hands up. Chin tucked. Knees bent. The bell rings, and both boxers meet in the center and circle. Red throws out three jabs, feints a fourth, and—BANG—lands a right hand on Blue down the center. This wasn't...

Zero-Day Alert: Google Releases Chrome Patch for Exploit Used in Russian Espionage Attacks

Google has released out-of-band fixes to address a high-severity security flaw in its Chrome browser for Windows that has been exploited in the wild as part of attacks targeting organizations in Russia. The vulnerability, tracked as CVE-2025-2783 , has been described as a case of "incorrect handl...

How PAM Mitigates Insider Threats: Preventing Data Breaches, Privilege Misuse, and More

When people think of cybersecurity threats, they often picture external hackers breaking into networks. However, some of the most damaging breaches stem from within organizations. Whether through negligence or malicious intent, insiders can expose your organization to significant cybersecurity...

Hackers Using E-Crime Tool Atlantis AIO for Credential Stuffing on 140+ Platforms

Threat actors are leveraging an e-crime tool called Atlantis AIO Multi-Checker to automate credential stuffing attacks, according to findings from Abnormal Security. Atlantis AIO "has emerged as a powerful weapon in the cybercriminal arsenal, enabling attackers to test millions of stolen...

New Security Flaws Found in VMware Tools and CrushFTP — High Risk, PoC Released

Broadcom has issued security patches to address a high-severity security flaw in VMware Tools for Windows that could lead to an authentication bypass. Tracked as CVE-2025-22230, the vulnerability is rated 7.8 on the ten-point Common Vulnerability Scoring System CVSS. "VMware Tools for Windows...

Researchers Uncover ~200 Unique C2 Domains Linked to Raspberry Robin Access Broker

A new investigation has unearthed nearly 200 unique command-and-control C2 domains associated with a malware called Raspberry Robin. "Raspberry Robin also known as Roshtyak or Storm-0856 is a complex and evolving threat actor that provides initial access broker IAB services to numerous criminal...

Chinese Hackers Breach Asian Telecom, Remain Undetected for Over 4 Years

A major telecommunications company located in Asia was allegedly breached by Chinese state-sponsored hackers who spent over four years inside its systems, according to a new report from incident response firm Sygnia. The cybersecurity company is tracking the activity under the name Weaver Ant ,...

AI-Powered SaaS Security: Keeping Pace with an Expanding Attack Surface

Organizations now use an average of 112 SaaS applications —a number that keeps growing. In a 2024 study, 49% of 644 respondents who frequently used Microsoft 365 believed that they had less than 10 apps connected to the platform, despite the fact that aggregated data indicated over 1,000+ Microso...

Hackers Use .NET MAUI to Target Indian and Chinese Users with Fake Banking, Social Apps

Cybersecurity researchers are calling attention to an Android malware campaign that leverages Microsoft's .NET Multi-platform App UI .NET MAUI framework to create bogus banking and social media apps targeting Indian and Chinese-speaking users. "These threats disguise themselves as legitimate apps...

INTERPOL Arrests 306 Suspects, Seizes 1,842 Devices in Cross-Border Cybercrime Bust

Law enforcement authorities in seven African countries have arrested 306 suspects and confiscated 1,842 devices as part of an international operation codenamed Red Card that took place between November 2024 and February 2025. The coordinated effort "aims to disrupt and dismantle cross-border...

Critical Ingress NGINX Controller Vulnerability Allows RCE Without Authentication

A set of five critical security shortcomings have been disclosed in the Ingress NGINX Controller for Kubernetes that could result in unauthenticated remote code execution, putting over 6,500 clusters at immediate risk by exposing the component to the public internet. The vulnerabilities...

Microsoft Adds Inline Data Protection to Edge for Business to Block GenAI Data Leaks

Microsoft on Monday announced a new feature called inline data protection for its enterprise-focused Edge for Business web browser. The native data security control is designed to prevent employees from sharing sensitive company-related data into consumer generative artificial intelligence GenAI...

VanHelsing RaaS Launch: 3 Victims, $5K Entry Fee, Multi-OS, and Double Extortion Tactics

A ransomware-as-a-service RaaS operation called VanHelsing has already claimed three victims since it launched on March 7, 2025, demanding ransoms as high as $500,000. "The RaaS model allows a wide range of participants, from experienced hackers to newcomers, to get involved with a $5,000 deposit...

⚡ THN Weekly Recap: GitHub Supply Chain Attack, AI Malware, BYOVD Tactics, and More

A quiet tweak in a popular open-source tool opened the door to a supply chain breach—what started as a targeted attack quickly spiraled, exposing secrets across countless projects. That wasn't the only stealth move. A new all-in-one malware is silently stealing passwords, crypto, and control—whil...

VSCode Marketplace Removes Two Extensions Deploying Early-Stage Ransomware

Cybersecurity researchers have uncovered two malicious extensions in the Visual Studio Code VSCode Marketplace that are designed to deploy ransomware that's under development to its users. The extensions, named "ahban.shiba" and "ahban.cychelloworld," have since been taken down by the marketplace...

How to Balance Password Security Against User Experience

If given the choice, most users are likely to favor a seamless experience over complex security measures, as they don't prioritize strong password security. However, balancing security and usability doesn't have to be a zero-sum game. By implementing the right best practices and tools, you can...

Critical Next.js Vulnerability Allows Attackers to Bypass Middleware Authorization Checks

A critical security flaw has been disclosed in the Next.js React framework that could be potentially exploited to bypass authorization checks under certain conditions. The vulnerability, tracked as CVE-2025-29927 , carries a CVSS score of 9.1 out of 10.0. "Next.js uses an internal header...

Coinbase Initially Targeted in GitHub Actions Supply Chain Attack; 218 Repositories' CI/CD Secrets Exposed

The supply chain attack involving the GitHub Action "tj-actions/changed-files" started as a highly-targeted attack against one of Coinbase's open-source projects, before evolving into something more widespread in scope. "The payload was focused on exploiting the public CI/CD flow of one of their...

U.S. Treasury Lifts Tornado Cash Sanctions Amid North Korea Money Laundering Probe

The U.S. Treasury Department has announced that it's removing sanctions against Tornado Cash, a cryptocurrency mixer service that has been accused of aiding the North Korea-linked Lazarus Group to launder their ill-gotten proceeds. "Based on the Administration's review of the novel legal and poli...

UAT-5918 Targets Taiwan's Critical Infrastructure Using Web Shells and Open-Source Tools

Threat hunters have uncovered a new threat actor named UAT-5918 that has been attacking critical infrastructure entities in Taiwan since at least 2023. "UAT-5918, a threat actor believed to be motivated by establishing long-term access for information theft, uses a combination of web shells and...

Medusa Ransomware Uses Malicious Driver to Disable Anti-Malware with Stolen Certificates

The threat actors behind the Medusa ransomware-as-a-service RaaS operation have been observed using a malicious driver dubbed ABYSSWORKER as part of a bring your own vulnerable driver BYOVD attack designed to disable anti-malware tools. Elastic Security Labs said it observed a Medusa ransomware...

10 Critical Network Pentest Findings IT Teams Overlook

After conducting over 10,000 automated internal network penetration tests last year, vPenTest has uncovered a troubling reality that many businesses still have critical security gaps that attackers can easily exploit. Organizations often assume that firewalls, endpoint protection, and SIEMs are...

China-Linked APT Aquatic Panda: 10-Month Campaign, 7 Global Targets, 5 Malware Families

The China-linked advanced persistent threat APT group known as Aquatic Panda has been linked to a "global espionage campaign" that took place in 2022 targeting seven organizations. These entities include governments, Catholic charities, non-governmental organizations NGOs, and think tanks across...

Kaspersky Links Head Mare to Twelve, Targeting Russian Entities via Shared C2 Servers

Two known threat activity clusters codenamed Head Mare and Twelve have likely joined forces to target Russian entities, new findings from Kaspersky reveal. "Head Mare relied heavily on tools previously associated with Twelve. Additionally, Head Mare attacks utilized command-and-control C2 servers...

Ongoing Cyber Attacks Exploit Critical Vulnerabilities in Cisco Smart Licensing Utility

Two now-patched security flaws impacting Cisco Smart Licensing Utility are seeing active exploitation attempts, according to SANS Internet Storm Center. The two critical-rated vulnerabilities in question are listed below - CVE-2024-20439 CVSS score: 9.8 - The presence of an undocumented static us...

YouTube Game Cheats Spread Arcane Stealer Malware to Russian-Speaking Users

YouTube videos promoting game cheats are being used to deliver a previously undocumented stealer malware called Arcane likely targeting Russian-speaking users. "What's intriguing about this malware is how much it collects," Kaspersky said in an analysis. "It grabs account information from VPN and...

Veeam and IBM Release Patches for High-Risk Flaws in Backup and AIX Systems

Veeam has released security updates to address a critical security flaw impacting its Backup & Replication software that could lead to remote code execution. The vulnerability, tracked as CVE-2025-23120 , carries a CVSS score of 9.9 out of 10.0. It affects 12.3.0.310 and all earlier version 12...

How to Protect Your Business from Cyber Threats: Mastering the Shared Responsibility Model

Cybersecurity isn't just another checkbox on your business agenda. It's a fundamental pillar of survival. As organizations increasingly migrate their operations to the cloud, understanding how to protect your digital assets becomes crucial. The shared responsibility model, exemplified through...

Six Governments Likely Use Israeli Paragon Spyware to Hack IM Apps and Harvest Data

The governments of Australia, Canada, Cyprus, Denmark, Israel, and Singapore are likely customers of spyware developed by Israeli company Paragon Solutions, according to a new report from The Citizen Lab. Paragon, founded in 2019 by Ehud Barak and Ehud Schneorson, is the maker of a surveillance...

Why Continuous Compliance Monitoring Is Essential For IT Managed Service Providers

Regulatory compliance is no longer just a concern for large enterprises. Small and mid-sized businesses SMBs are increasingly subject to strict data protection and security regulations, such as HIPAA, PCI-DSS, CMMC, GDPR, and the FTC Safeguards Rule. However, many SMBs struggle to maintain...

CISA Adds NAKIVO Vulnerability to KEV Catalog Amid Active Exploitation

The U.S. Cybersecurity and Infrastructure Security Agency CISA has added a high-severity security flaw impacting NAKIVO Backup & Replication software to its Known Exploited Vulnerabilities KEV catalog, citing evidence of active exploitation. The vulnerability in question is CVE-2024-48248 CVSS...

CERT-UA Warns: Dark Crystal RAT Targets Ukrainian Defense via Malicious Signal Messages

The Computer Emergency Response Team of Ukraine CERT-UA is warning of a new campaign that targets the defense sectors with Dark Crystal RAT aka DCRat. The campaign, detected earlier this month, has been found to target both employees of enterprises of the defense-industrial complex and individual...

Hackers Exploit Severe PHP Flaw to Deploy Quasar RAT and XMRig Miners

Threat actors are exploiting a severe security flaw in PHP to deliver cryptocurrency miners and remote access trojans RATs like Quasar RAT. The vulnerability, assigned the CVE identifier CVE-2024-4577, refers to an argument injection vulnerability in PHP affecting Windows-based systems running in...

Leaked Black Basta Chats Suggest Russian Officials Aided Leader's Escape from Armenia

The recently leaked trove of internal chat logs among members of the Black Basta ransomware operation has revealed possible connections between the e-crime gang and Russian authorities. The leak, containing over 200,000 messages from September 2023 to September 2024, was published by a Telegram...

Watch This Webinar to Learn How to Eliminate Identity-Based Attacks—Before They Happen

In today's digital world, security breaches are all too common. Despite the many security tools and training programs available, identity-based attacks—like phishing, adversary-in-the-middle, and MFA bypass—remain a major challenge. Instead of accepting these risks and pouring resources into fixi...

ClearFake Infects 9,300 Sites, Uses Fake reCAPTCHA and Turnstile to Spread Info-Stealers

The threat actors behind the ClearFake campaign are using fake reCAPTCHA or Cloudflare Turnstile verifications as lures to trick users into downloading malware such as Lumma Stealer and Vidar Stealer. ClearFake, first highlighted in July 2023, is the name given to a threat activity cluster that...

5 Identity Threat Detection & Response Must-Haves for Super SaaS Security

Identity-based attacks are on the rise. Attackers are targeting identities with compromised credentials, hijacked authentication methods, and misused privileges. While many threat detection solutions focus on cloud, endpoint, and network threats, they overlook the unique risks posed by SaaS...

Critical mySCADA myPRO Flaws Could Let Attackers Take Over Industrial Control Systems

Cybersecurity researchers have disclosed details of two critical flaws impacting mySCADA myPRO, a Supervisory Control and Data Acquisition SCADA system used in operational technology OT environments, that could allow malicious actors to take control of susceptible systems. "These vulnerabilities,...

CISA Warns of Active Exploitation in GitHub Action Supply Chain Compromise

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Tuesday added a vulnerability linked to the supply chain compromise of the GitHub Action, tj-actions/changed-files, to its Known Exploited Vulnerabilities KEV catalog. The high-severity flaw, tracked as CVE-2025-30066 CVSS score:...

New 'Rules File Backdoor' Attack Lets Hackers Inject Malicious Code via AI Code Editors

Cybersecurity researchers have disclosed details of a new supply chain attack vector dubbed Rules File Backdoor that affects artificial intelligence AI-powered code editors like GitHub Copilot and Cursor, causing them to inject malicious code. "This technique enables hackers to silently compromis...

Unpatched Windows Zero-Day Flaw Exploited by 11 State-Sponsored Threat Groups Since 2017

An unpatched security flaw impacting Microsoft Windows has been exploited by 11 state-sponsored groups from China, Iran, North Korea, and Russia as part of data theft, espionage, and financially motivated campaigns that date back to 2017. The zero-day vulnerability, tracked by Trend Micro's Zero...

Google Acquires Wiz for $32 Billion in Its Biggest Deal Ever to Boost Cloud Security

Google is making the biggest ever acquisition in its history by purchasing cloud security company Wiz in an all-cash deal worth $32 billion. "This acquisition represents an investment by Google Cloud to accelerate two large and growing trends in the AI era: improved cloud security and the ability...

New Critical AMI BMC Vulnerability Enables Remote Server Takeover and Bricking

A critical security vulnerability has been disclosed in AMI's MegaRAC Baseboard Management Controller BMC software that could allow an attacker to bypass authentication and carry out post-exploitation actions. The vulnerability, tracked as CVE-2024-54085 , carries a CVSS v4 score of 10.0,...

How to Improve Okta Security in Four Steps

While Okta provides robust native security features, configuration drift, identity sprawl, and misconfigurations can provide opportunities for attackers to find their way in. This article covers four key ways to proactively secure Okta as part of your identity security efforts. Okta serves as the...

New Ad Fraud Campaign Exploits 331 Apps with 60M+ Downloads for Phishing and Intrusive Ads

Cybersecurity researchers have warned about a large-scale ad fraud campaign that has leveraged hundreds of malicious apps published on the Google Play Store to serve full-screen ads and conduct phishing attacks. "The apps display out-of-context ads and even try to persuade victims to give away...

China-Linked MirrorFace Deploys ANEL and AsyncRAT in New Cyber Espionage Operation

Threat hunters have shed more light on a previously disclosed malware campaign undertaken by the China-aligned MirrorFace threat actor that targeted a diplomatic organization in the European Union with a backdoor known as ANEL. The attack, detected by ESET in late August 2024, singled out a Centr...