Elastic Security Detection Rules

Web Server Spawned via Python

Last updated 9 months ago on 2025-03-20
Created a year ago on 2024-11-04

About

This rule identifies when a web server is spawned via Python. Attackers may use Python to spawn a web server to exfiltrate/infiltrate data or to move laterally within a network.
Tags
Domain: EndpointOS: LinuxUse Case: Threat DetectionTactic: ExecutionData Source: Elastic DefendData Source: CrowdstrikeData Source: SentinelOneData Source: Elastic EndgameLanguage: eql
Severity
low
Risk Score
21
MITRE ATT&CK™

Execution (TA0002)(external, opens in a new tab or window)

↳ Command and Scripting Interpreter (T1059)(external, opens in a new tab or window)

Lateral Movement (TA0008)(external, opens in a new tab or window)

↳ Lateral Tool Transfer (T1570)(external, opens in a new tab or window)

License
Elastic License v2(external, opens in a new tab or window)

Definition

Rule Type
Event Correlation Rule
Integration Pack
Prebuilt Security Detection Rules
Index Patterns
endgame-*logs-crowdstrike.fdr*logs-endpoint.events.process*logs-sentinel_one_cloud_funnel.*
Related Integrations

endpoint(external, opens in a new tab or window)

crowdstrike(external, opens in a new tab or window)

sentinel_one_cloud_funnel(external, opens in a new tab or window)

Query
text code block:
process where host.os.type == "linux" and event.type == "start" and
  event.action in ("exec", "exec_event", "start", "ProcessRollup2") and
  (
    (process.name like "python*" and process.args in ("http.server", "SimpleHTTPServer")) or
    (
      process.name in ("bash", "dash", "sh", "tcsh", "csh", "zsh", "ksh", "fish") and
      process.command_line like~ "*python* -m http.server*"
    )
  )

Install detection rules in Elastic Security

Detect Web Server Spawned via Python in the Elastic Security detection engine by installing this rule into your Elastic Stack.

To setup this rule, check out the installation guide for Prebuilt Security Detection Rules(external, opens in a new tab or window).