RDP Enabled via Registryedit

Identifies registry write modifications to enable Remote Desktop Protocol (RDP) access. This could be indicative of adversary lateral movement preparation.

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: 5

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule queryedit

registry where event.type in ("creation", "change") and
  registry.path : "HKLM\\SYSTEM\\*ControlSet*\\Control\\Terminal Server\\fDenyTSConnections" and
  registry.data.strings : ("0", "0x00000000") and not (process.name : "svchost.exe" and user.domain == "NT AUTHORITY") and
  not process.executable : "C:\\Windows\\System32\\SystemPropertiesRemote.exe"

Framework: MITRE ATT&CKTM