Storm-0940 Compromises ConnectWise Cloud Backup via AI-Assisted Attack

Thu, 22 Oct 2026 15:52:23 +0000

Engineer — Act: ConnectWise Cloud Backup is widely deployed in enterprise and MSP environments; a confirmed supply chain compromise means you may have received tampered software. Audit ConnectWise Cloud Backup deployments for IOCs from Microsoft’s disclosure and check ConnectWise’s advisory for patched/clean versions to pin to.
SOC/IR — Act: Storm-0940 supply chain compromise of a widely used backup tool creates a broad assumed-breach surface; hunt for lateral movement originating from ConnectWise processes and review Microsoft’s full disclosure for ARTEX-related IOCs and TTPs to sweep across your estate since the compromise window.
Leader — Act: A confirmed China state-actor supply chain compromise of ConnectWise Cloud Backup is a board-level event; confirm whether your organization or any managed-service vendors use this product, request a written attestation from ConnectWise on scope and remediation, and brief leadership before they encounter this in the press.

Ai-Enabled-Attack on CuraSec