Interactive Terminal Spawned via Pythonedit

Identifies when a terminal (tty) is spawned via Python. Attackers may upgrade a simple reverse shell to a fully interactive tty after obtaining initial access to a host.

Rule type: eql

Rule indices:

  • logs-endpoint.events.*

Severity: high

Risk score: 73

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
  • Linux
  • Threat Detection
  • Execution
  • Elastic Endgame

Version: 104

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule queryedit

sequence with maxspan=1m
  [process where host.os.type == "linux" and event.type == "start" and process.name : "python*"] by process.entity_id
  [process where host.os.type == "linux" and event.type == "start" and
   process.executable : "/bin/*sh"
  ] by process.parent.entity_id

Framework: MITRE ATT&CKTM