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Elastic Docs ›Elastic Security Solution [8.0] ›Detections and alerts ›Prebuilt rule reference

EggShell Backdoor Execution

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EggShell Backdoor Execution

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Identifies the execution of and EggShell Backdoor. EggShell is a known post exploitation tool for macOS and Linux.

Rule type: query

Rule indices:

  • auditbeat-*
  • logs-endpoint.events.*

Severity: high

Risk score: 73

Runs every: 5 minutes

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

  • Elastic
  • Host
  • Linux
  • macOS
  • Threat Detection
  • Execution

Version: 1

Added (Elastic Stack release): 7.12.0

Rule authors: Elastic

Rule license: Elastic License v2

Rule query

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event.category:process and event.type:(start or process_started) and
process.name:espl and process.args:eyJkZWJ1ZyI6*
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