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    Suspiciou Use of 'splice' with Privilege Escalation - Copy Fail

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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/)
    Danny Y@zendannyy
    •updated May 1, 2026•14•0•1,187

    This rule detects the execution of commands that include 'splice' in conjunction with common privilege escalation utilities such as 'su', 'sudo', or 'passwd', or attempts to access '/etc/passwd'. This privilege escalation resembles Copy Fail.

    CQL

    Tags

    T1059 - Command and Scripting InterpreterT1548 - Abuse Elevation Control MechanismT1548.003 - Sudo and Sudo CachingT1003.008 - /etc/passwd and /etc/shadowTA0002 - ExecutionTA0004 - Privilege EscalationTA0006 - Credential AccessCommand ExecutionProcess Privilege EscalationCredential AccessLinux

    Found in

    • Copy Fail: Linux Kernel LPE via authencesnLast updated May 4, 2026

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