Potential Persistence via Atom Init Script Modificationedit

Identifies modifications to the Atom desktop text editor Init File. Adversaries may add malicious JavaScript code to the init.coffee file that will be executed upon the Atom application opening.

Rule type: query

Rule indices:

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

Severity: low

Risk score: 21

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
  • macOS
  • Threat Detection
  • Persistence

Version: 3 (version history)

Added (Elastic Stack release): 7.12.0

Last modified (Elastic Stack release): 8.4.0

Rule authors: Elastic

Rule license: Elastic License v2

Rule queryedit

event.category:"file" and not event.type:"deletion" and
file.path:/Users/*/.atom/init.coffee and not process.name:(Atom or
xpcproxy) and not user.name:root

Threat mappingedit

Framework: MITRE ATT&CKTM

Rule version historyedit

Version 3 (8.4.0 release)
  • Formatting only