Unusual Process Execution - Tempedit

Identifies processes running in a temporary folder. This is sometimes done by adversaries to hide malware.

Rule type: query

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: None


  • Elastic
  • Host
  • Linux
  • Threat Detection

Version: 8

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule queryedit

event.category:process and event.type:(start or process_started) and process.working_directory:/tmp and
  not process.parent.name:(update-motd-updates-available or
                           apt or apt-* or
                           cnf-update-db or
                           appstreamcli or
                           unattended-upgrade or
                           packagekitd) and
  not process.args:(/usr/lib/update-notifier/update-motd-updates-available or