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Attackers Expose Ongoing AI Tool Use Targeting Organizations in Latin America

Explore how attackers targeting Latin American entities use AI for data exfiltration and how basic OpSec errors allow defenders to disrupt operations.

The post Attackers Expose Ongoing AI Tool Use Targeting Organizations in Latin America appeared first on Unit 42.

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An AI-Assisted Cyber Attack: Inside a Unit 42 Investigation

Using autonomous AI agents, an attacker breached an enterprise network in a matter of hours. Understand how to address and defend against agentic attacks.

The post An AI-Assisted Cyber Attack: Inside a Unit 42 Investigation appeared first on Unit 42.

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Spring Ring: An Inside Look at Voice Phishing Campaigns in Microsoft Teams

Learn how the Spring Ring campaign abuses Microsoft Teams and voice phishing to deploy malware and target enterprise domain controllers.

The post Spring Ring: An Inside Look at Voice Phishing Campaigns in Microsoft Teams appeared first on Unit 42.

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The State of AI-Enabled Malware August 2026: From Brand Abuse to Agentic Execution

Explore Unit 42 research on AI-enabled malware. Learn how existing behavioral detection and endpoint analytics stop AI-authored code before execution.

The post The State of AI-Enabled Malware August 2026: From Brand Abuse to Agentic Execution appeared first on Unit 42.

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Identity Abuse Through Trusted Communication Channels

Unit 42 details how attackers exploit enterprise collaboration tools for identity phishing and credential theft. Discover key defense strategies.

The post Identity Abuse Through Trusted Communication Channels appeared first on Unit 42.

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Kimwolf v7: An Evolution of the Kimwolf Botnet

Discover how Kimwolf v7 targets Android IoT devices with HTTP/2 DDoS fingerprinting, Ethereum ENS C2 resolution and Tor backup routing.

The post Kimwolf v7: An Evolution of the Kimwolf Botnet appeared first on Unit 42.

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The Permanent Threat: Analyzing Aeternum’s Blockchain-Based C2 Operations and Communications

Analysis of the Aeternum botnet loader, a threat leveraging Polygon blockchain smart contracts for decentralized C2 infrastructure and payload execution.

The post The Permanent Threat: Analyzing Aeternum’s Blockchain-Based C2 Operations and Communications appeared first on Unit 42.

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The Frontier AI Vulnerability Burst: Industrializing Autonomous Zero-Day Discovery in Open-Source Software

Frontier AI is reshaping vulnerability discovery. Learn how our NOVA system found 14,000+ unknown vulnerabilities across the open-source software supply chain.

The post The Frontier AI Vulnerability Burst: Industrializing Autonomous Zero-Day Discovery in Open-Source Software appeared first on Unit 42.

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Almost Half of Malware Samples Communicate Direct to IP

Nearly half of C2 malware bypasses DNS by connecting directly to IP addresses. Zero trust IP enforcement secures networks against these threats.

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The Xcode Assassin Returns: A Deep Dive Into the Latest XCSSET Version

Analysis of XCSSET v40 reveals a macOS malware targeting developers via Xcode. Unit 42 used advanced pattern matching and AI to decode its logic.

The post The Xcode Assassin Returns: A Deep Dive Into the Latest XCSSET Version appeared first on Unit 42.

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Chinese-Speaking Threat Actor Harnesses AI Models for Autonomous Cyberattacks

Unit 42 details a Chinese speaking threat actor combining autonomous AI scanning across seven vulnerabilities with manual exploitation. Read more.

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Three Steps to the Terminal: A Siemens ROX II Zero-Day Trilogy

A technical analysis of three chained zero-day vulnerabilities in Siemens ROX II OT switches that allow privilege escalation and persistent root access.

The post Three Steps to the Terminal: A Siemens ROX II Zero-Day Trilogy appeared first on Unit 42.

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TuxBot v3: Inside an IoT Botnet Framework With LLM-Assisted Development

TuxBot v3 Evolution, an IoT botnet framework built with LLMs. Read our analysis of its cross-compiled binaries, C2 architecture and bugs.

The post TuxBot v3: Inside an IoT Botnet Framework With LLM-Assisted Development appeared first on Unit 42.

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