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Elastic Docs ›Elastic Security Solution [8.8] ›Detections and alerts ›Prebuilt rule reference

Potential Network Scan Executed From Host

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Potential Network Scan Executed From Host

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This threshold rule monitors for the rapid execution of unix utilities that are capable of conducting network scans. Adversaries may leverage built-in tools such as ping, netcat or socat to execute ping sweeps across the network while attempting to evade detection or due to the lack of network mapping tools available on the compromised host.

Rule type: threshold

Rule indices:

  • logs-endpoint.events.*

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:

  • Domain: Endpoint
  • OS: Linux
  • Use Case: Threat Detection
  • Tactic: Discovery
  • Data Source: Elastic Defend

Version: 2

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule query

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host.os.type:linux and event.action:exec and event.type:start and
process.name:(ping or nping or hping or hping2 or hping3 or nc or ncat or netcat or socat)

Framework: MITRE ATT&CKTM

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