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    Malicious GitHub Actions Workflow Targeting Self-Hosted Runners for Identity Recon

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    GlassDiceBearhttps://www.dicebear.comhttps://creativecommons.org/publicdomain/zero/1.0/„Glass” (https://www.dicebear.com) by „DiceBear”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
    Duo Tech@duotech
    •updated Jul 24, 2026•0•0•3

    Detects the malicious GitHub Actions workflow that targets self-hosted runners to run identity-reconnaissance commands (whoami) from the known malicious branch and workflow path.

    Sigma

    Tags

    T1677 - Poisoned Pipeline ExecutionT1033 - System Owner/User DiscoveryT1589 - Gather Victim Identity InformationTA0002 - ExecutionTA0007 - DiscoveryTA0043 - ReconnaissanceApplication EventCommand ExecutionCloud Api CallSaas ApplicationGithub Enterprise AuditGithub Webhooks

    Found in

    • Supply Chain Attacks Targeting Research and Alibaba EcosystemsLast updated Aug 3, 2026

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