Geek-Guy.com

Tag: Threat

6 Best Intrusion Detection & Prevention Systems in 2026

This guide is for IT leaders, security teams, and network administrators looking to strengthen threat detection and response in 2026. It covers the top intrusion detection and prevention systems (IDPS) and key features to consider when choosing the right solution. Network security is not just about keeping the bad guys out. It’s about having a…

Guardz Warns MSPs of Cloud Ransomware and BEC Risks

Today, cybersecurity firm Guardz released its 2026 State of MSP Threat Report, a deep dive into how Artificial Intelligence and identity-first attacks have completely flipped the script for MSPs and the small businesses they protect.  The report reveals that AI has officially killed the obvious phishing email. Gone are the days of spotting a scam…

ShinyHunters Claims Udemy Data Breach of 1.4M Users 

A notorious threat actor group has targeted Udemy, one of the world’s largest online learning platforms.  ShinyHunters claims it has stolen more than 1.4 million user records and is threatening to leak the data within days.  “Over 1.4M records containing PII and other internal corporate data have been compromised. Pay or Leak,” the threat actors…

Compromised everyday devices power Chinese cyber espionage operations

China-linked threat actors have shifted from individually procured infrastructure to large-scale covert networks, botnets built from compromised routers and other edge devices, the National Cyber Security Centre (NCSC) warns. To help organizations address this threat, the NCSC, together with the Cyber League and partner agencies, has issued an advisory. The advisory includes guidance for organizations…

AI threats in the wild: The current state of prompt injections on the web

Posted by Thomas Brunner, Yu-Han Liu, Moni Pande At Google, our Threat Intelligence teams are dedicated to staying ahead of real-world adversarial activity, proactively monitoring emerging threats before they can impact users. Right now, Indirect Prompt Injection (IPI) is a top priority for the security community, anticipating it as a primary attack vector for adversaries…

UNC6692 Impersonates IT Helpdesk via Microsoft Teams to Deploy SNOW Malware

A previously undocumented threat activity cluster known as UNC6692 has been observed leveraging social engineering tactics via Microsoft Teams to deploy a custom malware suite on compromised hosts. “As with many other intrusions in recent years, UNC6692 relied heavily on impersonating IT helpdesk employees, convincing their victim to accept a Microsoft Teams chat invitation from…

Harvester Deploys Linux GoGra Backdoor in South Asia Using Microsoft Graph API

The threat actor known as Harvester has been attributed to a new Linux version of its GoGra backdoor deployed as part of attacks likely targeting entities in South Asia. “The malware uses the legitimate Microsoft Graph API and Outlook mailboxes as a covert command-and-control (C2) channel, allowing it to bypass traditional perimeter network defenses,” the…

More Attack Context for Faster Triage, Response, and Hunting. Now Available to Every SOC 

ANY.RUN has expanded access to Threat Intelligence capabilities for SOC and MSSP teams, backed by live attack data from 15,000 organizations.  Here’s how your team can test TI’s impact on triage quality, response speed, and threat hunting workflows.  See How Threat Intelligence Accelerates Your SOC  ANY.RUN now offers 20 premium requests in Threat Intelligence Lookup and YARA Search as part of the Free plan.   You can get immediate threat context for over 40 types…

DetectFlow: Deploying Detections at Scale Without the Engineering Overhead

The Problem: Achieving Threat Detections at Scale  At SOC Prime, we have spent over a decade making detection engineering easier for organizations of every size. Each year, as threats multiply and environments grow more complex, the traditional approach puts SOC Managers in an impossible position — responsible for coverage they cannot achieve with the tools…

SystemBC C2 Server Reveals 1,570+ Victims in The Gentlemen Ransomware Operation

Threat actors associated with The Gentlemen ransomware‑as‑a‑service (RaaS) operation have been observed attempting to deploy a known proxy malware called SystemBC. According to new research published by Check Point, the command-and-control (C2 or C&C) server linked to SystemBC has led to the discovery of a botnet of more than 1,570 victims. “SystemBC establishes SOCKS5 network…

Top techniques attackers use to infiltrate your systems today

Much of the talk around cybersecurity these days revolves around AI and the threat it poses to corporate systems when used by nefarious actors. But the reality on the ground remains a little more mundane than polymorphic AI malware and criminal masterminds putting machine learning and generative AI to work at scale. Still, keeping on…

Why the Axios attack proves AI is mandatory for supply chain security

Two weeks ago, a suspected North Korean threat actor slipped malicious code into a package within Axios, a widely used JavaScript library. The immediate concern was the blast radius: roughly 100 million weekly downloads spanning enterprises, startups, and government systems. But beyond the sheer scale, the attack’s speed was just as worrisome – a stark…

Mirai Variant Nexcorium Exploits CVE-2024-3721 to Hijack TBK DVRs for DDoS Botnet

Threat actors are exploiting security flaws in TBK DVR and end‑of‑life (EoL) TP-Link Wi-Fi routers to deploy Mirai-botnet variants on compromised devices, according to findings from Fortinet FortiGuard Labs and Palo Alto Networks Unit 42. The attack targeting TBK DVR devices has been found to exploit CVE-2024-3721 (CVSS score: 6.3), a medium-severity command injection vulnerability…

Three Microsoft Defender Zero-Days Actively Exploited; Two Still Unpatched

Huntress is warning that threat actors are exploiting three recently disclosed security flaws in Microsoft Defender to gain elevated privileges in compromised systems. The activity involves the exploitation of three vulnerabilities that are codenamed BlueHammer (requires GitHub sign-in), RedSun, and UnDefend, all of which were released as zero-days by a researcher known as Chaotic Eclipse (

Cargo theft malware actor spent a month inside a decoy network before researchers pulled the plug

Proofpoint researchers executed a malicious payload from a threat actor known to target trucking and logistics companies in late February 2026, doing so inside a decoy environment. The environment stayed compromised for more than 30 days, long enough for researchers to watch the actor work through their tools, scripts, and decisions beyond the initial break-in.…

n8n Webhooks Abused Since October 2025 to Deliver Malware via Phishing Emails

Threat actors have been observed weaponizing n8n, a popular artificial intelligence (AI) workflow automation platform, to facilitate sophisticated phishing campaigns and deliver malicious payloads or fingerprint devices by sending automated emails. “By leveraging trusted infrastructure, these attackers bypass traditional security filters, turning productivity tools into delivery

The exploit gap is closing, and your patch cycle wasn’t built for this

The Cloud Security Alliance has published a briefing on what it calls a turning point in the threat landscape: the time between a vulnerability being discovered and a working exploit is shrinking fast. The briefing centers on Anthropic’s Claude Mythos, which autonomously found thousands of zero-day vulnerabilities across major operating systems and browsers, generated working…

CPUID watering hole attack spreads STX RAT malware

Threat actors compromised the CPUID website and spread STX RAT through fake CPU-Z and HWMonitor downloads. Attackers breached the website CPUID and replaced download links for CPU-Z and HWMonitor with malicious files for several hours. Users who downloaded them got infected with the STX RAT, giving attackers remote access to their systems. The short attack…

CPUID Breach Distributes STX RAT via Trojanized CPU-Z and HWMonitor Downloads

Unknown threat actors compromised CPUID (“cpuid[.]com”), a website that hosts popular hardware monitoring tools like CPU-Z, HWMonitor, HWMonitor Pro, and PerfMonitor, for less than 24 hours to serve malicious executables for the software and deploy a remote access trojan called STX RAT. The incident lasted from approximately April 9, 15:00 UTC, to about April 10, 10:00 UTC, with

Alleged 10 Petabyte Data Theft From China’s Tianjin Supercomputing Hub

Threat actors are claiming responsibility for what could be one of the largest data breaches in China’s history — allegedly stealing more than 10 petabytes of data from a key national supercomputing facility tied to scientific and defense research. “The reports that hackers with the alias of FlamingChina stole 10 petabytes of data containing Chinese…

Backdoored Smart Slider 3 Pro Update Distributed via Compromised Nextend Servers

Unknown threat actors have hijacked the update system for the Smart Slider 3 Pro plugin for WordPress and Joomla to push a poisoned version containing a backdoor. The incident impacts Smart Slider 3 Pro version 3.5.1.35 for WordPress, per WordPress security company Patchstack. Smart Slider 3 is a popular WordPress slider plugin with more than 800,000 active installations across…

News alert: Mallory launches AI-native platform to cut through alert noise and surface real risk

AUSTIN, Texas, Apr. 9, 2026, CyberNewswire—Mallory is launching a AI-native threat intelligence platform, purpose-built to answer the questions CISOs and their teams are asking every day: •What are the real threat vectors for our organization? •What’s actually exploitable in our environment right now? •What should we proactively fix? The platform monitors thousands of threat sources,…

Hackers have been exploiting an unpatched Adobe Reader vulnerability for months

Adobe Reader vulnerabilities have been exploited for decades by threat actors taking advantage of the universal use of the utility to fool employees into downloading infected PDF documents through phishing lures. Now a security researcher says a Reader hole has been quietly exploited by malware for as long as four months, fingerprinting computers to gather…

UAT-10362 Targets Taiwanese NGOs with LucidRook Malware in Spear-Phishing Campaigns

A previously undocumented threat cluster dubbed UAT-10362 has been attributed to spear-phishing campaigns targeting Taiwanese non-governmental organizations (NGOs) and suspected universities to deploy a new Lua-based malware called LucidRook. “LucidRook is a sophisticated stager that embeds a Lua interpreter and Rust-compiled libraries within a dynamic-link library (DLL) to download and

Mallory brings contextual threat intelligence to security operations

Mallory is launching an AI-native threat intelligence platform, purpose-built to answer the questions CISOs and their teams are asking every day: What are the real threat vectors for our organization? What’s actually exploitable in our environment right now? What should we proactively fix? The platform monitors thousands of threat sources, contextualizes them against your actual…

OPSWAT adds predictive AI engine to MetaDefender for pre-execution threat detection

OPSWAT has announced OPSWAT Predictive Alin AI, its first proprietary AI-based threat detection engine for the MetaDefender Platform. This AI-based innovation introduces a new category of capability within the MetaDefender Platform, a high-confidence predictive layer that works alongside existing detection and prevention engines to assess malicious intent before execution, driving greater efficiency across the platform.…

Adobe Reader Zero-Day Exploited via Malicious PDFs Since December 2025

Threat actors have been exploiting a previously unknown zero-day vulnerability in Adobe Reader using maliciously crafted PDF documents since at least December 2025. The finding, detailed by EXPMON’s Haifei Li, has been described as a highly-sophisticated PDF exploit. The artifact (“Invoice540.pdf”) first appeared on the VirusTotal platform on November 28, 2025. A second 

Bitter-Linked Hack-for-Hire Campaign Targets Journalists Across MENA Region

An apparent hack-for-hire campaign likely orchestrated by a threat actor with suspected ties to the Indian government targeted journalists, activists, and government officials across the Middle East and North Africa (MENA), according to findings from Access Now, Lookout, and SMEX. Two of the targets included prominent Egyptian journalists and government critics, Mostafa

6 Winter 2026 G2 Leader Badges prove this DDoS protection stands out

NETSCOUT’s Arbor Threat Mitigation System (TMS) was honored with five badges, while Arbor Sightline earned one badge on G2 for the winter 2026 quarter. These badges span multiple categories. Arbor TMS was awarded badges in the following categories for winter 2026: Leader – Enterprise DDoS Protection Momentum Leader – DDoS Protection Regional Leader (Asia) – DDoS Protection Leader –…

TeamPCP Supply Chain Campaign: Update 007 – Cisco Source Code Stolen via Trivy-Linked Breach, Google GTIG Tracks TeamPCP as UNC6780, and CISA KEV Deadline Arrives with No Standalone Advisory, (Wed, Apr 8th)

This is the seventh update to the TeamPCP supply chain campaign threat intelligence report, “When the Security Scanner Became the Weapon” (v3.0, March 25, 2026). Update 006 covered developments through April 3, including the CERT-EU European Commission breach disclosure, ShinyHunters’ confirmation of credential sharing, Sportradar breach details, and Mandiant’s quantification of 1,000+ compromised SaaS environments. This update consolidates five…

APT28 Deploys PRISMEX Malware in Campaign Targeting Ukraine and NATO Allies

The Russian threat actor known as APT28 (aka Forest Blizzard and Pawn Storm) has been linked to a fresh spear-phishing campaign targeting Ukraine and its allies to deploy a previously undocumented malware suite codenamed PRISMEX. “PRISMEX combines advanced steganography, component object model (COM) hijacking, and legitimate cloud service abuse for command-and-control,” Trend Micro

Forest Blizzard leverages router compromises to launch AiTM attacks, target Outlook sessions

Russian threat actor Forest Blizzard has been exploiting unsecured home and small-office internet equipment, such as routers, to redirect traffic through attacker-controlled DNS servers. The group has leveraged this DNS hijacking activity to support post-compromise adversary-in-the-middle (AiTM) attacks on Transport Layer Security (TLS) connections, targeting Microsoft Outlook on the web domains, according to a Microsoft…

Forest Blizzard leverages router compromises to launch AiTM attacks, target Outlook sessions

Russian threat actor Forest Blizzard has been exploiting unsecured home and small-office internet equipment, such as routers, to redirect traffic through attacker-controlled DNS servers. The group has leveraged this DNS hijacking activity to support post-compromise adversary-in-the-middle (AiTM) attacks on Transport Layer Security (TLS) connections, targeting Microsoft Outlook on the web domains, according to a Microsoft…

U.S. agencies alert: Iran-linked actors target critical infrastructure PLCs

U.S. agencies warn Iran-linked threat actors are targeting internet-exposed PLCs used in critical infrastructure networks. U.S. agencies, including the FBI and CISA, warn that Iran-linked hackers are targeting internet-exposed Rockwell/Allen-Bradley PLCs used in critical infrastructure. The agencies published a joint advisory involving multiple federal organizations. “Iran-affiliated advanced persistent threat (APT) actors are conducting exploitation activity…

Russian State-Linked APT28 Exploits SOHO Routers in Global DNS Hijacking Campaign

The Russia-linked threat actor known as APT28 (aka Forest Blizzard) has been linked to a new campaign that has compromised insecure MikroTik and TP-Link routers and modified their settings to turn them into malicious infrastructure under their control as part of a cyber espionage campaign since at least May 2025. The large-scale exploitation campaign has been codenamed 

[Webinar] How to Close Identity Gaps in 2026 Before AI Exploits Enterprise Risk

In the rapid evolution of the 2026 threat landscape, a frustrating paradox has emerged for CISOs and security leaders: Identity programs are maturing, yet the risk is actually increasing. According to new research from the Ponemon Institute, hundreds of applications within the typical enterprise remain disconnected from centralized identity systems. These “dark

China-Linked Storm-1175 Exploits Zero-Days to Rapidly Deploy Medusa Ransomware

A China-based threat actor known for deploying Medusa ransomware has been linked to the weaponization of a combination of zero-day and N-day vulnerabilities to orchestrate “high-velocity” attacks and break into susceptible internet-facing systems. “The threat actor’s high operational tempo and proficiency in identifying exposed perimeter assets have proven successful, with recent

Flowise AI Agent Builder Under Active CVSS 10.0 RCE Exploitation; 12,000+ Instances Exposed

Threat actors are exploiting a maximum-severity security flaw in Flowise, an open-source artificial intelligence (AI) platform, according to new findings from VulnCheck. The vulnerability in question is CVE-2025-59528 (CVSS score: 10.0), a code injection vulnerability that could result in remote code execution. “The CustomMCP node allows users to input configuration settings for connecting

Iran-Linked Password-Spraying Campaign Targets 300+ Israeli Microsoft 365 Organizations

An Iran-nexus threat actor is suspected to be behind a password-spraying campaign targeting Microsoft 365 environments in Israel and the U.A.E. amid ongoing conflict in the Middle East. The activity, assessed to be ongoing, was carried out in three distinct attack waves that took place on March 3, March 13, and March 23, 2026, per Check Point. “The campaign is…

North Korean hackers abuse LNKs and GitHub repos in ongoing campaign

DPRK-linked threat actors are preferring stealth over sophistication in their targeting of South Korean organizations, as researchers report use of weaponized Windows shortcut (.LNK) files and GitHub-based command-and-control (C2) channels in a new campaign. According to new Fortinet findings, a series of attacks that began in 2024 were found using a multi-stage scripting process and…

How often are redirects used in phishing in 2026?, (Mon, Apr 6th)

In one of his recent diaries, Johannes discussed how open redirects are actively being sought out by threat actors[1], which made me wonder about how commonly these mechanisms are actually misused… Although open redirect is not generally considered a high-impact vulnerability on its own, it can have multiple negative implications. Johannes already covered one in…

China-Linked TA416 Targets European Governments with PlugX and OAuth-Based Phishing

A China-aligned threat actor has set its sights on European government and diplomatic organizations since mid-2025, following a two-year period of minimal targeting in the region. The campaign has been attributed to TA416, a cluster of activity that overlaps with DarkPeony, RedDelta, Red Lich, SmugX, UNC6384, and Vertigo Panda. “This TA416 activity included multiple

TeamPCP Supply Chain Campaign: Update 006 – CERT-EU Confirms European Commission Cloud Breach, Sportradar Details Emerge, and Mandiant Quantifies Campaign at 1,000+ SaaS Environments, (Fri, Apr 3rd)

This is the sixth update to the TeamPCP supply chain campaign threat intelligence report, “When the Security Scanner Became the Weapon” (v3.0, March 25, 2026). Update 005 covered developments through April 1, including the first confirmed victim disclosure (Mercor AI), Wiz’s post-compromise cloud enumeration findings, DPRK attribution of the axios compromise, and LiteLLM’s release resumption after Mandiant’s forensic audit.…

Alleged Starbucks Incident Exposes Code and Firmware

A threat group is claiming to have breached Starbucks and stolen 10GB of sensitive data, including proprietary source code and firmware tied to its in-store machines and global operations.  The group, ShadowByt3s, alleges it accessed a misconfigured Amazon S3 bucket and is now threatening to leak the data unless a ransom is paid. “The leak…

Threat actor UAC-0255 impersonate CERT-UA to spread AGEWHEEZE malware via phishing

Threat actors impersonated CERT-UA to send phishing emails with AGEWHEEZE malware, tricking victims into installing a fake “security tool.” A threat actor, tracked as UAC-0255, impersonated CERT-UA in a phishing campaign, sending emails to about 1 million users. The messages urged victims to download a password-protected archive from Files.fm and install a fake “specialized software,”…

Google links Axios npm supply chain attack to North Korea-linked APT UNC1069

Google links the Axios npm supply chain attack to North Korean threat group UNC1069, targeting financial gain. Google has attributed the recent Axios npm supply chain compromise to a North Korean threat group tracked as UNC1069. The attack, aimed at financial gain, exploited the package to target developers and organizations relying on Axios. John Hultquist…

TeamPCP Supply Chain Campaign: Update 005 – First Confirmed Victim Disclosure, Post-Compromise Cloud Enumeration Documented, and Axios Attribution Narrows, (Wed, Apr 1st)

This is the fifth update to the TeamPCP supply chain campaign threat intelligence report, “When the Security Scanner Became the Weapon” (v3.0, March 25, 2026). Update 004 covered developments through March 30, including the Databricks investigation, dual ransomware operations, and AstraZeneca data release. This update consolidates two days of intelligence through April 1, 2026. HIGH: Mercor AI…

UAC-0255 Attack Detection: Threat Actors Impersonate CERT-UA to Infect Ukrainian Public and Private Sector Organizations With AGEWHEEZE RAT

Phishing remains one of the most effective tools in the cybercriminal arsenal, especially when threat actors abuse the credibility of trusted institutions and familiar digital services to increase victim interaction. In late March 2026, CERT-UA revealed a phishing campaign tracked as UAC-0255 in which attackers impersonated the agency and attempted to infect organizations across Ukraine’s…

CrowdStrike and HCLTech Expand Strategic Partnership with AI-Powered Continuous Threat Exposure Management Services

CrowdStrike and HCLTech today announced an expansion of their strategic partnership with the launch of Continuous Threat Exposure Management (CTEM) services. This joint offering enables continuous, intelligence-led identification, prioritization, and remediation of exposure across endpoints, cloud, identity, applications, and data, helping enterprises maintain an always-on view of exposure and address risk in a more structured and timely manner.

SonicWall Report Finds Preventable Risks Drive Breaches

The most dangerous cybersecurity threat facing businesses today isn’t a novel, AI-generated attack. It’s a stolen password, an unpatched system, and the quiet confidence that it won’t happen to you. That is the sobering conclusion of the 2026 SonicWall Cyber Protect Report, released today. In a reframing of traditional threat reporting, the company has shifted…