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    VSCode Extension GitHub API Query after Installation

    avatar
    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/)
    Ethan Andrews@eandrews
    •updated Jun 3, 2026•13•0•38

    Monitors for network connections originating from the VSCode extension host process to GitHub API endpoints immediately following a new extension installation. This may indicate token exfiltration or repository enumeration from a malicious extension.

    Microsoft Sentinel (KQL)

    Tags

    TA0009 - CollectionT1528 - Steal Application Access TokenT1082 - System Information DiscoveryT1567 - Exfiltration Over Web ServiceT1071 - Application Layer ProtocolTA0006 - Credential AccessTA0007 - DiscoveryTA0010 - ExfiltrationTA0011 - Command and ControlT1176 - Software ExtensionsTA0003 - PersistenceNetwork ConnectionFile CreationFile ModificationData ExfiltrationWindowsmacOSLinuxWindows Defender AtpCrowdstrike Falcon EDRSentinelone EDRCybereason EDRCarbonblack EDRkql

    Found in

    • VSCode github.dev Token Stealing VulnerabilityLast updated Jun 3, 2026

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