Geek-Guy.com

Lazarus APT unveils fileless remote access Trojan designed to evade detection

North Korea-linked Lazarus APT Group is using a stealthy memory-only RAT that leaves almost no forensic traces behind. North Korea-linked APT group Lazarus has never been shy about its ambitions, the threat actor has been tied to some of the most audacious financial heists in recent memory, draining hundreds of millions from cryptocurrency exchanges and…

Iranian Hackers Deploy MiniFast and MiniJunk V2 via Phishing and SEO Poisoning

The Iranian state-sponsored threat actor known as Nimbus Manticore (aka Screening Serpens and UNC1549) has been attributed to a fresh campaign using lures impersonating organizations in the aviation and software sectors across the U.S., Europe, and the Middle East following the joint U.S.-Israeli military campaign against the country in late February 2026. The activity, besides…

Vulnerabilities have become cyber attackers’ No. 1 door to the enterprise

Patching practices are coming under intense pressure of late, as time-to-exploit windows accelerate — a new reality likely to worsen as AI assistance in attack chains rises. Now cyber defenders have another cause for flaw alarm: Vulnerability exploitation has significantly pulled away from stolen credentials as the most common entry point in security breaches, according…

Third-Party Cyberattack Impacts Patient Information at The Oncology Institute

The Oncology Institute disclosed a data breach tied to a third-party vendor, potentially exposing patient information after a 2025 cyberattack. The Oncology Institute has confirmed that patient information was impacted in a cybersecurity incident involving a third-party software provider. The healthcare network first disclosed the security breach in November 2025 while the vendor’s investigation was…

KnowledgeDeliver LMS Flaw Exploited to Deploy Godzilla and Cobalt Strike

A now-patched high-severity security flaw affecting Digital Knowledge KnowledgeDeliver, a Learning Management System (LMS) popular in Japan, was exploited as a zero-day to deliver the Godzilla web shell and ultimately facilitate the deployment of Cobalt Strike Beacon. The vulnerability, tracked as CVE-2026-5426 (CVSS score: 7.5), stems from the use of hard-coded ASP.NET machine keys, leading…

Product showcase: F-Secure Internet Security blocks phishing sites, fake stores, and SMS scams

F-Secure Internet Security protects against viruses, ransomware, spyware, infected email attachments, and other cyber threats. It focuses on securing devices and online activity through malware protection, scam prevention, safe browsing, and banking safeguards. The platform supports Windows, macOS, Android, and iOS devices under a single subscription. After downloading the Android app from the Play Store,…

Manage machine identities: The hidden privileged access layer you need to manage

Why are machine identities becoming the majority of “things with access”? Every automation, integration, and workload needs a way to authenticate and the right permissions to act. That quiet requirement has created a massive population of machine identities, also called non-human identities (NHIs): service accounts, service principals, workload roles, OAuth apps, AI agents, and IAM…

Cybersecurity jobs available right now: May 26, 2026

Application Security Engineer IG Group | India | Hybrid – View job details As an Application Security Engineer, you will assess the security of web, mobile, and cloud applications through penetration testing, secure code reviews, threat modeling, and architecture reviews. Responsibilities also include integrating security into CI/CD pipelines, managing vulnerability remediation, supporting purple team activities,…

Security experts caution MFA alone can no longer stop threat actors

Cybersecurity experts are warning enterprise admins about an increasing number of phishing campaigns aimed at stealing Microsoft 365 (M365) access tokens to bypass multifactor authentication login protection. Phishing kits aimed at capturing M365 tokens aren’t new; some reports say these kits have been around since 2021. One of the latest is EvilTokens, which researchers at…

Project Glasswing has uncovered 10,000 vulnerabilities: Anthropic

Anthropic says it and upwards of 50 partners involved in Project Glasswing have uncovered an estimated 10,000 critical or high-severity vulnerabilities in their software offerings. The company launched the cybersecurity initiative, which is built around Claude Mythos Preview, in April, stating that its launch partners would use it as part of their defensive security work.…

Possible ACR Stealer From Page Impersonating Claude, (Tue, May 26th)

Introduction In recent weeks, I’ve searched for pages impersonating Claude that distribute malware. In recent weeks, I’ve reliably found these sites through malicious ads in Google searches that lead to these pages, often concealed in URLs for sites.google[.]com, such as this example from 2026-05-11. These fake Claude pages generally show instructions for macOS malware when…

Welcoming the Bhutanese Government to Have I Been Pwned

Today, we welcome the 45th government onboarded to Have I Been Pwned’s free gov service: Bhutan. The Bhutan Computer Incident Response Team, BtCIRT, now has access to monitor Bhutanese government domains against the data in HIBP. As Bhutan’s national CIRT, BtCIRT is responsible for consuming threat intelligence and sharing relevant insights with its constituents, helping…

The Underground Malware-Signing-as-a-Service That Makes Ransomware Look “Verified” on Windows

The Core Technical Concept: Code Signing At the center of Microsoft’s disruption of the Fox Tempest cybercrime operation is a foundational trust mechanism that modern operating systems rely on heavily: code signing. Code signing is a cryptographic trust framework used by operating systems such as Windows to verify both the integrity and origin of executable…

Google adds open source Agent Executor to support AI agents in production

Google has introduced Agent Executor, an open source runtime aimed at helping enterprises run AI agents more reliably at scale, as attention shifts from building agent prototypes to managing the operational challenges of putting them into production. To address those production-related challenges, the runtime, according to the company, comes with capabilities that are geared towards…

Ghost CMS flaw abused to push ClickFix attacks on hundreds of sites

Attackers are exploiting the patched Ghost CMS flaw CVE-2026-26980, compromising over 700 unpatched sites, including universities. Threat actors are actively exploiting a security flaw, tracked as CVE-2026-26980, in Ghost CMS that was fixed months ago in real attacks against unpatched websites. According to Qianxin, the campaign has already affected more than 700 sites, including well-known organizations and…

340 Million OnlyFans Profiles Allegedly Rebuilt from Leaks

A hacker is selling a 340M-strong OnlyFans-linked dataset built by correlating old breaches and public data, not by hacking OnlyFans directly. A threat actor is adverertising a purported database containing data of 340 million OnlyFans users, but the available evidence points to something less dramatic than a direct breach. According to HackRead, which reported the…

UAC-0057 Attack Detection: OYSTERFRESH, OYSTERSHUCK, and OYSTERBLUES Fuel Phishing Campaigns Against Ukrainian State Organizations

Phishing remains one of the most effective tools in the cybercriminal arsenal, especially when threat actors abuse trusted identities, compromised legitimate accounts, and familiar online services to increase victim interaction. Europol notes that phishing techniques remain a main distribution vector for data-stealing malware, while CERT-UA’s latest advisory shows that the same social engineering logic continues…

Cisco refines its risk-based vulnerability disclosure for the AI era

Security teams already struggle with long lists of vulnerabilities and limited time to patch them. Cisco believes AI could increase that pressure by accelerating vulnerability discovery and increasing the number of findings security teams need to review. The company said it is moving further toward a risk-based disclosure approach, placing greater attention on issues under…

Microsoft Access VBA, (Mon, May 25th)

Microsoft Access files (Microsoft Office’s Database) can contain VBA code. But they are not ole or OOXML files. You can’t analyze them with oledump.py: Neither do they contain an embedded OLE file: Microsoft does not publish official documentation for the Microsoft Access file format, like it does for CFB (ole) and OOXML. That inspired me…

TeamPCP Supply Chain Campaign: Activity Through 2026-05-24, (Mon, May 25th)

TeamPCP now operates across three package ecosystems in parallel, it reached GitHub’s own internal codebase, it trojanized an officially Microsoft-published Python SDK, and it appears to have open-sourced its own framework on GitHub. Bottom line up front Three escalations stacked inside a single week. First, GitHub’s CISO Alexis Wales publicly named a malicious Nx Console…

TeamPCP Supply Chain Campaign: Activity Through 2026-05-24, (Mon, May 25th)

TeamPCP now operates across three package ecosystems in parallel, it reached GitHub’s own internal codebase, it trojanized an officially Microsoft-published Python SDK, and it appears to have open-sourced its own framework on GitHub. Bottom line up front Three escalations stacked inside a single week. First, GitHub’s CISO Alexis Wales publicly named a malicious Nx Console…

Netherlands Seizes 800 Servers, Arrests 2 for Aiding Cyberattacks

Authorities in the Netherlands have arrested the co-owners of two related Internet hosting companies for operating IT infrastructure used by Russia to carry out cyberattacks, influence operations and disinformation campaigns inside the European Union. The two men were the focus of a 2025 KrebsOnSecurity story about how their hosting companies had assumed control over the…

Authorities seize 800 servers used for cyberattacks and disinformation

Dutch authorities arrested two men and seized 800 servers linked to a hosting provider that investigators say supported Russian activities aimed at undermining democracy and security through cyberattacks, disinformation, and disruption of public and economic systems. Servers seized by Dutch authorities (Source: FIOD) The Dutch Fiscal Information and Investigation Service (FIOD) arrested a 57-year-old man…

AI security needs a shift from models to systems, researchers argue

Enterprises cannot secure AI agents by making the underlying models more robust and must instead enforce security controls at the system level around them, researchers behind a paper published this month argued, warning that traditional AI-security approaches are increasingly misaligned with how autonomous agents actually operate inside enterprise environments. The paper argues that enterprises should…

DeepSeek’s steep V4-Pro price cut escalates AI pricing war

Chinese AI startup DeepSeek has announced a steep price cut for its recently launched flagship AI model, V4-Pro. The company has reduced pricing for the model by 75%, just a month after unveiling the V4 generation, which includes V4 Pro and V4 Flash. Earlier, usage costs ranged from $0.0145 for one million tokens (cache hit)…

Ghost CMS CVE-2026-26980 Exploited to Hijack 700+ Sites for ClickFix Attacks

Threat actors are exploiting a recently disclosed critical security flaw in Ghost CMS to inject malicious JavaScript code with an aim to fuel ClickFix attacks. According to QiAnXin XLab, the activity involves the exploitation of CVE-2026-26980 (CVSS score: 9.4), an SQL injection vulnerability in Ghost’s Content API that could allow an unauthenticated attacker to read…

As AI speeds coding, CVE Lite CLI keeps security deliberately AI-free

As AI coding assistants accelerate software development, one OWASP-backed open-source project is arguing that dependency security tooling still arrives too late to be truly useful. CVE Lite CLI, a JavaScript and TypeScript dependency vulnerability scanner focused on local lockfile analysis, is positioning itself around a simple idea. Developers should see dependency risks while they are…

US states step up cyber defenses to protect local communities

U.S. state governments are taking on a larger role in cybersecurity to help protect local communities and essential services. Many states are building state-led cyber defense programs, including cybersecurity clinics, regional security operations centers (RSOCs), and state cyber corps programs to reduce costs, strengthen the local workforce, and improve cyber resilience. Cyber defense programs in…

Zero-Click WhatsApp Account Takeover Hits iPhone Users Running iOS 16. No Linked Devices, No Warning

A zero-click attack targeting iPhones on iOS 16 hijacked WhatsApp accounts without linked devices, warnings, or user interaction. There is a particular kind of security incident that is harder to explain than most: your WhatsApp account is sending messages you did not write, asking your contacts for money transfers, and when you check the “Linked…

Lazarus Deploys RemotePE Memory-Only RAT Against Financial and Crypto Firms

Cybersecurity researchers have shed light on a cross-platform malware called RemotePE that has been put to use by the North Korea-linked Lazarus Group in attacks targeting financial and cryptocurrency organizations. RemotePE, per NCC Group subsidiary Fox-IT, is part of a multi-stage attack chain that involves two loaders tracked as DPAPILoader and RemotePELoader. “DPAPILoader decrypts and

Microsoft Multiparty Private Offerings Available in 30 European Countries

Microsoft has continued to make investments in Microsoft Marketplace. And starting May 27, 2026, multiparty offers in Marketplace will be available across 30 European countries. Through this expansion, partners will be able to collaborate more easily on deals, simplify transactions, and scale across borders. Starting July 15, Microsoft will expand its offerings to Australia, Japan,…

Dutch authorities dismantle hosting network allegedly used for cyberattacks and disinformation

Dutch authorities arrested two suspects and seized 800 servers tied to Stark Industries, a hosting firm linked to cyberattacks and disinformation. Dutch financial crime investigators arrested two men and seized 800 servers connected to Stark Industries, a hosting provider accused of enabling cyberattacks, interference operations, and disinformation campaigns. Authorities said the suspects supported Russian and…

TrapDoor Supply Chain Attack Spreads Credential-Stealing Malware via npm, PyPI, and CratesIO

A new coordinated cross-ecosystem software supply chain attack campaign has targeted npm, PyPI, and Crates.io to distribute credential-stealing malware. The campaign, codenamed TrapDoor, spans more than 34 malicious packages across over 384 versions. The earliest activity was recorded on May 22, 2026, at 8:20 p.m. UTC, with new packages published to the ecosystems in waves…

SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 98

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Popular node-ipc npm Package Infected with Credential Stealer  New Actors Deploy Shai-Hulud Clones: TeamPCP Copycats Are Here Active Supply Chain Attack Compromises @antv Packages on npm actions-cool/issues-helper GitHub Action Compromised: All Tags Point to…

Security Affairs newsletter Round 578 by Pierluigi Paganini – INTERNATIONAL EDITION

A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. CVE-2026-9082: Drupal’s Highly Critical SQL Injection Flaw Is Already Under Active Attack Why pure extortion is…

Anthropic’s Project Glasswing: 10,000+ Vulnerabilities Found in One Month, and the Patching Problem Has Never Been More Obvious

Anthropic said its AI Project Glasswing found over 10,000 serious vulnerabilities in one month, exposing a growing patching gap. Anthropic announced on Friday that Project Glasswing, its defensive cybersecurity initiative built around Claude Mythos Preview, has uncovered more than 10,000 high- or critical-severity vulnerabilities in the month since the program went live. The number is…

Week in review: GitHub breached via poisoned VS Code extension, critical NGINX flaw exploited

Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: TeamPCP breached GitHub’s internal codebase via poisoned VS Code extension Following TeamPCP’s claim that they’ve breached GitHub’s own private code repositories, the Microsoft-owned company launched an investigation and confirmed the compromise. Earbud sensors can authenticate users by their heartbeat, study…

Deeper Network Promo Deeper Network Promo Deeper Network Promo Image

U.S. CISA adds a flaw in Drupal Core to its Known Exploited Vulnerabilities catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in Drupal Core to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a flaw in Microsoft Exchange Server, tracked as CVE-2026-9082 (CVSS score of 9.8), to its Known Exploited Vulnerabilities (KEV) catalog. Drupal issued a highly critical security patch on May…

Weekly Update 505

Well, that didn’t last long! Recording this on Saturday morning my time, I observed ShinyHunters having gone quiet since the massive haul that would have been the Instructure ransom. It was two weeks almost to the hour since I’d first heard rumour of payment being made, and I posited that groups like this often go…

CVE-2026-9082: Drupal’s Highly Critical SQL Injection Flaw Is Already Under Active Attack

Attackers began exploiting Drupal SQL injection flaw CVE-2026-9082 within 48 hours of patch release. Drupal issued a highly critical security patch on May 20 for CVE-2026-9082, a SQL injection vulnerability that allows unauthenticated attackers to compromise sites running PostgreSQL databases. The project maintainers warned ahead of the release that exploits could surface within hours or…

Packagist Supply Chain Attack Infects 8 Packages Using GitHub-Hosted Linux Malware

A new “coordinated” supply chain attack campaign has impacted eight packages on Packagist including malicious code designed to run a Linux binary retrieved from a GitHub Releases URL. “Although the affected packages were all Composer packages, the malicious code was not added to composer.json,” Socket said. “Instead, it was inserted into package.json, targeting projects that…

Why pure extortion is replacing traditional ransomware

Ransomware gangs are shifting from encryption to pure extortion, focusing on stolen data, reputational pressure, and stealthier attacks. Ransomware groups are quietly changing strategy in 2026. Instead of encrypting systems and causing immediate disruption, many attackers are now focusing on pure extortion: stealing sensitive data and threatening to leak it publicly if victims refuse to…

Claude Mythos AI Finds 10,000 High-Severity Flaws in Widely Used Software

Anthropic on Friday disclosed that Project Glasswing has helped uncover more than 10,000 high- or critical-severity vulnerabilities across some of the most “systemically” important software across the world since the cybersecurity initiative went live last month. Project Glasswing is an effort led by the artificial intelligence (AI) company, as part of which a small set…

Laravel-Lang PHP Packages Compromised to Deliver Cross-Platform Credential Stealer

Cybersecurity researchers have flagged a fresh software supply chain attack campaign that has targeted multiple PHP packages belonging to Laravel-Lang to deliver a comprehensive credential-stealing framework. The affected packages include – laravel-lang/lang laravel-lang/http-statuses laravel-lang/attributes laravel-lang/actions “The timing and pattern of the newly published tags

Ghostwriter Is Back, Using a Ukrainian Learning Platform as Bait to Hit Government Targets

Ghostwriter targeted Ukrainian government agencies with phishing emails delivering malware and Cobalt Strike payloads. The Belarus-nexus APT group Ghostwriter (also tracked as UAC-0057 and UNC1151) has resurfaced with a new phishing campaign targeting Ukrainian government organizations. This time the lure is Prometheus, a legitimate Ukrainian online learning platform that many government employees actually use. Using…

LiteSpeed cPanel Plugin CVE-2026-48172 Exploited to Run Scripts as Root

A maximum-severity security vulnerability impacting LiteSpeed User-End cPanel Plugin has come under active exploitation in the wild. The flaw, tracked as CVE-2026-48172 (CVSS score: 10.0), relates to an instance of incorrect privilege assignment that an attacker could abuse to run arbitrary scripts with elevated permissions. “Any cPanel user (including an attacker or a compromised account)…

Drupal Core SQL Injection Bug Actively Exploited, Added to CISA KEV

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a recently patched critical security flaw impacting Drupal Core to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The vulnerability in question is CVE-2026-9082 (CVSS score: 6.5), an SQL injection vulnerability affecting all supported versions of Drupal Core. “Drupal Core

An Example of Stack String in High Level Language, (Sat, May 23rd)

This week, I’m attending the SEC670[1] training (“Red Teaming Tools – Developing Windows Implants, Shellcode, Command and Control”). From my point of view, this training fits perfectly with FOR610 or FOR710 (malware analysis) because it addresses malware from the opposite: Instead of performing reverse engineering, you write malicious code! Always interesting to have another point…

Google leaks details for Chromium bug that can turn browsers into bots

Chromium — the open-source browser that underpins Google Chrome, Microsoft Edge, and Opera, among others — contains an unpatched vulnerability that attackers can exploit to execute JavaScript code persistently across browser restarts. As a result, the flaw can be used to hijack users’ browsers for distributed denial-of-service attacks, run crypto miners, and more. The vulnerability…

Data Sanitization Challenges Are Increasing in the AI Era 

Data sanitization has long played an important role in protecting sensitive information, but growing data volumes and stricter compliance requirements are making secure end-of-life data management more critical than ever.   The 2026 State of Data Sanitization Report by Blancco highlights growing concerns among organizations regarding data privacy, regulatory pressure, and end-of-life device management.  The report…