Defense Evasion (TA0005)(external, opens in a new tab or window)
endpoint(external, opens in a new tab or window)
sentinel_one_cloud_funnel(external, opens in a new tab or window)
text code block:process where host.os.type == "linux" and event.type == "start" and event.action in ("exec", "exec_event", "start") and process.name in ("update-ca-trust", "update-ca-certificates") and not ( process.parent.name like ( "ca-certificates.postinst", "ca-certificates-*.trigger", "pacman", "pamac-daemon", "autofirma.postinst", "ipa-client-install", "su", "platform-python", "python*", "kesl", "execd", "systemd", "flock" ) or process.parent.args like "/var/tmp/rpm*" or (process.parent.name in ("sh", "bash", "zsh") and process.args == "-e") )
Install detection rules in Elastic Security
Detect Root Certificate Installation in the Elastic Security detection engine by installing this rule into your Elastic Stack.
To setup this rule, check out the installation guide for Prebuilt Security Detection Rules(external, opens in a new tab or window).