Mshta Making Network Connectionsedit

Identifies Mshta.exe making outbound network connections. This may indicate adversarial activity, as Mshta is often leveraged by adversaries to execute malicious scripts and evade detection.

Rule type: eql

Rule indices:

  • winlogbeat-*
  • logs-windows.*

Severity: medium

Risk score: 21

Runs every: 5m

Searches indices from: now-20m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References: None


  • Elastic
  • Host
  • Windows
  • Threat Detection
  • Defense Evasion

Version: 5

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule queryedit

sequence by process.entity_id with maxspan=10m
  [process where event.type in ("start", "process_started") and : "mshta.exe" and
     not : "Microsoft.ConfigurationManagement.exe" and
     not (process.parent.executable : "C:\\Amazon\\Amazon Assistant\\amazonAssistantService.exe" or
          process.parent.executable : "C:\\TeamViewer\\TeamViewer.exe") and
     not process.args : "ADSelfService_Enroll.hta"]
  [network where : "mshta.exe"]