Nmap Process Activityedit

Nmap was executed on a Linux host. Nmap is a FOSS tool for network scanning and security testing. It can map and discover networks, and identify listening services and operating systems. It is sometimes used to gather information in support of exploitation, execution or lateral movement.

Rule type: query

Rule indices:

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

Severity: low

Risk score: 21

Runs every: 5 minutes

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

Maximum alerts per execution: 100



  • Elastic
  • Host
  • Linux
  • Threat Detection

Version: 6 (version history)

Added (Elastic Stack release): 7.6.0

Last modified (Elastic Stack release): 7.11.2

Rule authors: Elastic

Rule license: Elastic License

Potential false positivesedit

Security testing tools and frameworks may run Nmap in the course of security auditing. Some normal use of this command may originate from security engineers and network or server administrators. Use of nmap by ordinary users is uncommon.

Rule queryedit

event.category:process and event.type:(start or process_started) and

Rule version historyedit

Version 6 (7.11.2 release)
  • Formatting only
Version 5 (7.10.0 release)
  • Formatting only
Version 4 (7.9.1 release)
  • Formatting only
Version 3 (7.9.0 release)
  • Updated query, changed from:

Version 2 (7.7.0 release)
  • Updated query, changed from:

    process.name: nmap