Executive Summary
Storm-0940 reportedly used the ARTEX agentic AI penetration testing framework during a supply chain compromise of ConnectWise Cloud Backup. Organizations using AI agents, third-party security tooling, or ConnectWise Cloud Backup should review component provenance and agent controls.
What Happened
Microsoft on Wednesday disclosed that a China state-aligned actor dubbed Storm-0940 was behind the recent supply chain compromise of the ConnectWise Cloud Backup application. During the incident, Storm-0940 used ARTEX, a Go-based agentic AI penetration testing framework that was made closed-source in the wake of its abuse in cyber attacks targeting South Korean financial institutions, to speed
Affected Products
- ConnectWise Cloud Backup application
- ARTEX
Vulnerability / Attack Technique
AI-assisted supply chain attack
Technical Mechanism
The reported incident involved a supply chain compromise of the ConnectWise Cloud Backup application. During the incident, Storm-0940 used ARTEX, a Go-based agentic AI penetration testing framework, to speed operations; the provided summary does not specify the exploited weakness or exact execution path.
AI Security Category
AI-assisted attack
Part of the AI-Assisted Attacks topic.
Relevant Frameworks
RealGround Analysis
This incident illustrates how agentic AI tooling can be incorporated into attacks against non-AI targets and how third-party AI components can create supply-chain exposure. Teams running AI agents or LLM applications should maintain component inventories, verify provenance, restrict agent permissions, and test agent behavior in realistic attack scenarios.
Recommended Controls
- Maintain an inventory and software bill of materials for AI agents, frameworks, models, and supporting libraries.
- Verify provenance, integrity, signatures, and release histories for third-party AI security tooling before deployment.
- Restrict agent permissions, network access, and execution capabilities using least privilege and sandboxing.
- Conduct AI red-team exercises against agent workflows and connected supply-chain components.
- Monitor agent activity and third-party component behavior for anomalous execution or unexpected access.
Related RealGround Service
AI Agent SBOM and LLM Mapping · or start with the free AI Agent Security Scanner.
Sources
thehackernews.com: https://thehackernews.com/2026/10/china-linked-hackers-use-artex-ai.html
Summary and analysis written by RealGround from the source above; last updated 2026-10-22.