WMI Incoming Lateral Movement

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Identifies processes executed via Windows Management Instrumentation (WMI) on a remote host. This could be indicative of adversary lateral movement, but could be noisy if administrators use WMI to remotely manage hosts.

Rule type: eql

Rule indices:

  • logs-endpoint.events.*
  • winlogbeat-*
  • logs-windows.*

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

Tags:

  • Elastic
  • Host
  • Windows
  • Threat Detection
  • Lateral Movement

Version: 102

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule query

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sequence by host.id with maxspan = 2s

 /* Accepted Incoming RPC connection by Winmgmt service */

  [network where process.name : "svchost.exe" and network.direction : ("incoming", "ingress") and
   source.ip != "127.0.0.1" and source.ip != "::1" and source.port >= 49152 and destination.port >= 49152
  ]

  /* Excluding Common FPs Nessus and SCCM */

  [process where event.type == "start" and process.parent.name : "WmiPrvSE.exe" and
   not process.args : ("C:\\windows\\temp\\nessus_*.txt",
                       "C:\\windows\\TEMP\\nessus_*.TMP",
                       "C:\\Windows\\CCM\\SystemTemp\\*",
                       "C:\\Windows\\CCMCache\\*",
                       "C:\\CCM\\Cache\\*")
   ]

Framework: MITRE ATT&CKTM