Threat Advisories:

F5 BIG-IP Breach: Nation-State Hackers Expose Source Code and Undisclosed Flaws Microsoft’s October 2025 Patch Tuesday TA585 Leverages ClickFix Technique and MonsterV2 Malware Astaroth Targets Brazil Using GitHub Infrastructure CVE-2025-11371: Unpatched Gladinet Flaw Actively Exploited in the Wild Stealit’s New Trick: Packing Malware Inside Node.js Single Executables Hidden in Plain Sight: The Abuse of Nezha and the Ghost RAT That Followed UTA0388: AI-Powered Targeted Operations Leveraging GOVERSHELL Zimbra Zero-Day Hidden in “Harmless” ICS File Targets Military Service Finder Plugin Flaw Opens Door to Full Site Compromise Redis Under Siege: RediShell Flaw Opens Door to Remote Code Execution CVE-2025-61882: Oracle EBS Zero-Day Actively Exploited in the Wild Water Saci: Brazil’s WhatsApp-Borne Malware Storm Confucius Hackers Spy on Critical Sectors Using AnonDoor FunkLocker: Emerging AI-Assisted Ransomware Olymp Loader: Modular Malware Built for Rapid Exploitation VMware Aria and Tools Vulnerabilities Fixed Amid Ongoing Exploitation DarkCloud Rising: Spear-Phishing Campaign Targets Manufacturing Sector Active Zero-Day Exploitation on Cisco ASA and FTD Devices BRICKSTORM Malware Quietly Builds the Perfect Hideout in US Networks

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October First Threat Research

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LDR4 is a new Ursnif variant

Threat Level – Red | Vulnerability Report

In June 2022, a new aspect of the URSNIF malware was identified. Unlike prior URSNIF iterations, this new variation, code named LDR4, is a backdoor designed to facilitate operations such as ransomware and data theft extortion.

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