Geek Guy

Chainalysis Investigates Security Incident Involving AI-Driven Attack Techniques

Chainalysis suffered a cyberattack exposing customer names, emails and user IDs, while investigation data and passwords remain safe. Blockchain analytics firm Chainalysis says it was the target of a cybersecurity incident. A threat actor accessed its systems and internal tools and stole some non-sensitive customer data. “This month, Chainalysis detected an external actor using offensive…

Hackers Impersonate ChatGPT, Claude, and Perplexity AI Bots to Hunt for Passwords and API Keys

Attackers are impersonating trusted AI bots to scan enterprise websites for exposed passwords, API keys, and cloud credentials. The company tracked a single actor rotating through approximately 32 bot identities, including ChatGPT, Claude, and Perplexity, to probe organizations across multiple industries. On one October day, the campaign reached 48% of Cequence-protected organizations that received any…

Hackers Gain Unauthorized Access to WS Audiology CRM Environment and Operational IT Systems

WS Audiology (WSA), the parent company of Widex and Signia, is investigating unauthorized access to its internal IT infrastructure after taking selected systems offline to contain a cybersecurity incident. The disruption affected customer applications and professional services, although the company said hearing aids themselves remained unaffected. Its October 30 update described a phased restoration coordinated…

New VOLTA Infostealer Uses Claude, Gemini, and Kimi AI to Rank Victims by Financial Value

Cybersecurity researchers have discovered a new Windows infostealer malware called VOLTA-AUTODOXER (aka VOLTA) that makes use of a large language model (LLM) to rank a victim’s stolen data by their monetization value. Like other typical stealer families, VOLTA is equipped to harvest passwords and cookies from Chromium-based web browsers; data from Outlook profiles and Slack…

Malicious Claude Code Extensions in Cursor Marketplace Install Persistent SSH Backdoors on Windows and macOS

Malicious Claude Code extensions distributed through Cursor’s VS Code The Extension Marketplace tried to create persistent SSH backdoors on Windows and macOS developer systems. The affected packages were the Anthropic.claude-code versions 2.1.312 and 2.1.313, which were available on October 29, 2026, between approximately 2:27 a.m. and 1:35 p.m. Cursor stated that Anthropic did not develop…

Hackers Weaponize ARTEX AI Agents to Automate Network Intrusions and Steal Sensitive Data

Threat actors are weaponizing ARTEX, an autonomous penetration-testing framework, to accelerate network intrusions, escalate privileges, and steal sensitive information. Google Threat Intelligence Group and Mandiant investigations described in the supplied report show attackers delegating substantial portions of post-compromise operations to coordinated AI agents, compressing execution sequences into seconds. Observed since late August 2026, the activity…

Hacktober 2026: Major Cyberattacks Hit Binance, PHP, Node.js, LiteLLM, and Pentagon

October’s cybersecurity disclosures spanned cryptocurrency platforms, developer infrastructure, certificate authorities, government records, gaming accounts, and retail operations. Dubbed Hacktober, the wave included unrelated incidents rather than a single coordinated campaign. Confirmed breaches, malicious releases, vulnerable configurations, and possible credential exposure require separate treatment, particularly where discovery dates differ from intrusion timelines. Cryptocurrency Platforms Face Different…

New VOLTA Infostealer Uses Claude, Gemini, and Kimi AI to Profile Victims and Rank Stolen Data

A self-deleting Windows infostealer named VOLTA uses commercial AI models to turn stolen credentials, sessions, and cryptocurrency data into prioritized victim assessments. The malware, self-named “VOLTA-AUTODOXER,” combines extensive collection capabilities with automated identity enrichment. Its distinguishing feature is analytical outsourcing: after harvesting information, it asks a large language model to determine who the victim is,…

FBI Confirms North Korean Hackers Stole Over $6 Billion From Binance in Massive Crypto Attack

The Federal Bureau of Investigation (FBI) has linked the theft of over $6 billion in virtual assets from Binance to North Korean hackers, labeling the operation as “TraderTraitor.” In an advisory released on October 31, the FBI reported that the cryptocurrency exchange was targeted around October 29, 2026. This announcement marks an official attribution but…

Critical Incus and LXD Vulnerabilities Allow Unauthenticated Attackers to Gain Full Cluster Access

Critical certificate-validation vulnerabilities have been identified in Incus and Canonical LXD, allowing unauthenticated attackers to impersonate trusted identities and compromise management infrastructure. Exploitation of these vulnerabilities requires network access to the HTTPS listener but does not require valid credentials or the private key for a trusted certificate. This LXD vulnerability may expose entire clusters and…

Inside a successful AWS European Sovereign Cloud exercise to demonstrate independent operation

On Saturday, October 24, 2026 we conducted a successful exercise demonstrating that the AWS European Sovereign Cloud can operate without depending on any infrastructure outside the European Union (EU). This was the first public technical exercise demonstrating the independence of a sovereign cloud Region. The AWS European Sovereign Cloud is a new, independent cloud partition…

The Post-AI Security Floor

Cybersecurity recommendations during The Hackening. In 2023 I guessed that AI would help attackers before it helped defenders, and that their lead would last three to five years. We’re inside that window now. Red will move much faster than blue on this. Attackers can be sloppy and fast, and defenders have to be a lot…

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SECURITY AFFAIRS AI-CYBERSECURITY NEWSLETTER ROUND 6

Security Affairs AI-CYBERSECURITY newsletter includes a collection of the best articles and research on AI in the international landscape Artificial intelligence is rapidly changing cybersecurity, reshaping both the techniques used by attackers and the tools available to defenders. AI agents can automate tasks, analyze large amounts of data, discover vulnerabilities and accelerate offensive operations. At…

SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 121

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter uCreator: virtualization-based Android spyware platform targeting WeChat, Telegram and other messaging apps   deepveindrilling.com: Magento CMS block loader hits 953 stores   CLAUDE CODE FOUND SPYWARE ON MY FAMILY’S PHONES AND A BACKDOOR ON MY MAC…

Security Affairs newsletter Round 602 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 international press. U.S. CISA adds Ivanti Connect Secure flaws to its Known Exploited Vulnerabilities catalog Attackers Exploit Critical Drupal Commerce…

SMS of Death: Android under attack, an invisible SMS can block calls and emergency services

SMS of Death lets attackers crash Android call services with a hidden, zero-click message, blocking phone calls, even emergency calls too. A specially manipulated SMS message is enough to crash Android’s phone service, interrupt ongoing calls, and temporarily render the smartphone unusable. The attack requires no interaction from the victim and can even compromise the…

Hackers Steal About $2.7 Million From Polymarket Traders via Hijacked DebugBear Script

Malicious code on the website of prediction market Polymarket sold some signed-in traders’ positions and moved their funds to the hackers on October 29. The code had replaced a page-speed script that the site loaded from an outside company. Polymarket says it is refunding about $2.7 million to 726 affected wallets. Blockchain records show crypto worth about $2.64…

NetamLoader Malware Targets Government Windows 10 Systems in Asia via .NET Injection

Cybersecurity researchers have disclosed details of what has been described as a “highly sophisticated infection chain” targeting government organizations in Asia. The activity, detailed by Kaspersky this week, targeted a custom Windows 10 build used exclusively by government entities in Asia and involves the deployment of a previously undocumented .NET assembly-loading framework codenamed

Overview of Content Published in October

Here is an overview of content I published in October: Blog posts: Update: onedump.py Version 0.0.3 Quickpost: Uranium Glass A Ring Tone That I Cannot Hear – Twenty Years Later Quickpost: Ghost USB-C Quickpost: WT20 Welding Electrodes & Radiation SANS ISC Diary entries: YARA-X 1.21.0 Release User Agent Strings Curiosities Orphaned VBA Projects Inside DWG…

U.S. CISA adds Ivanti Connect Secure flaws to its Known Exploited Vulnerabilities catalog

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Ivanti Connect Secure flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added the following Ivanti Connect Secure vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog: CVE-2026-111357 (CVSS score of 8.8) – A missing authentication check for a critical function that could allow…

HTB: MakeSense

MakeSense starts with a WordPress site for a web agency, with a voice call widget that transcribes recordings in the browser. I’ll find an audio file in a listable uploads directory where a user reads their password aloud, and use it to log in. That user can view contact submissions, so I’ll reverse engineer the…