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Elastic Docs ›Elastic Security Solution [8.5] ›Downloadable rule update v8.3.3

Persistence via KDE AutoStart Script or Desktop File Modification

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Persistence via KDE AutoStart Script or Desktop File Modification

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Identifies the creation or modification of a K Desktop Environment (KDE) AutoStart script or desktop file that will execute upon each user logon. Adversaries may abuse this method for persistence.

Rule type: eql

Rule indices:

  • auditbeat-*
  • logs-endpoint.events.*

Severity: medium

Risk score: 47

Runs every: 5m

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

  • Elastic
  • Host
  • Linux
  • Threat Detection
  • Persistence

Version: 101

Rule authors:

  • Elastic

Rule license: Elastic License v2

Investigation guide

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Rule query
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file where event.type != "deletion" and
  file.extension in ("sh", "desktop") and
  file.path :
    (
      "/home/*/.config/autostart/*", "/root/.config/autostart/*",
      "/home/*/.kde/Autostart/*", "/root/.kde/Autostart/*",
      "/home/*/.kde4/Autostart/*", "/root/.kde4/Autostart/*",
      "/home/*/.kde/share/autostart/*", "/root/.kde/share/autostart/*",
      "/home/*/.kde4/share/autostart/*", "/root/.kde4/share/autostart/*",
      "/home/*/.local/share/autostart/*", "/root/.local/share/autostart/*",
      "/home/*/.config/autostart-scripts/*", "/root/.config/autostart-scripts/*",
      "/etc/xdg/autostart/*", "/usr/share/autostart/*"
    ) and
    not process.name in ("yum", "dpkg", "install", "dnf", "teams", "yum-cron", "dnf-automatic")




Framework: MITRE ATT&CKTM
















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