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    Linux External SSH Remote Service Access

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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 Feb 24, 2026•0•21

    Hunts for unusual external SSH access patterns indicating Technique T1133

    Sigma

    Tags

    TA0001 - Initial AccessT1133 - External Remote ServicesTA0003 - PersistenceAuthentication SuccessNetwork ConnectionLinuxOpenssh Serverattack.initial-accessattack.t1133linux.ssh

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