China‑Aligned Threat Actor Leverages Agentic AI (Artex) to Automate Password Spraying and OAuth Abuse in ConnectWise Supply Chain
Storm‑0940 employed the open‑source Artex AI framework to launch automated password‑spraying and OAuth‑application abuse against ConnectWise’s cloud‑backup service, attempting logins to over 2,250 tenants at machine speed. The activity underscores the need for continuous third‑party risk monitoring and auditable control evidence for supply‑chain resilience.
ADTP Breach Watch· October 23, 2026· DataBreachToday
SeverityHigh
Type☁️ Threat intel
ConfidenceHigh
ReportedOct 23, 2026
Technology & SaaSManaged Service ProvidersEnterprises using ConnectWise backup for Microsoft 365 or Google WorkspaceThird-Party Dependency
Check if you use it. This incident came through a third party or the supply chain. If the product or supplier is in your estate or your vendors', start with the questions to ask below.
What happened
A China‑aligned nation‑state group (Storm‑0940) used the Artex LLM‑driven framework to conduct automated reconnaissance, password‑spraying, and OAuth‑application abuse against ConnectWise’s cloud‑backup platform, generating >2,250 tenant sign‑in attempts at ~3,000 per minute. ConnectWise detected the activity, suspended services, and began an investigation; no successful breach has been confirmed.
Why it matters for trust and compliance
The campaign illustrates why continuous monitoring of third‑party access and automated credential‑spray detection are core control objectives for a trustworthy supply‑chain posture, providing defensible evidence for audit readiness.
Map third‑party risk controls to continuous monitoring objectives and collect real‑time evidence.
Validate OAuth‑grant governance and enforce MFA to reduce credential‑spray exposure.
Who is affected
Managed Service ProvidersEnterprises using ConnectWise backup for Microsoft 365 or Google Workspace
Recommended actions
Align your vendor‑oversight controls with the supply‑chain risk objective and enable continuous monitoring.
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