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    Claude Code Spawns Suspicious Shell Or LOLBIN Child Process

    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/)
    Daniel Jeremiah@daniyyell
    •updated Feb 27, 2026•1•0•38

    Detects Claude Code spawning suspicious child processes, consistent with abuse of project configuration hooks or MCP initialisation commands.

    Sigma

    Tags

    T1059 - Command and Scripting InterpreterT1059.001 - PowerShellS0106 - cmdT1218.005 - MshtaT1218.011 - Rundll32T1218.010 - Regsvr32S0160 - certutilT1059.006 - PythonTA0002 - ExecutionTA0005 - Defense EvasionProcess CreationWindowsCVE-2025-59536attack.executionattack.t1059attack.defense_evasion

    Found in

    • MCP Auto-Execution Flaws Enable Cloud Credential TheftLast updated Jun 29, 2026

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