Samirbous
2092c70f11
* [New Rule] Finder Sync Plugin Enabled * ref url decoded * Update rules/macos/persistence_finder_sync_plugin_pluginkit.toml Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com> * Update rules/macos/persistence_finder_sync_plugin_pluginkit.toml Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com> * excluded some common finder plugins * Update rules/macos/persistence_finder_sync_plugin_pluginkit.toml Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com> * Update rules/macos/persistence_finder_sync_plugin_pluginkit.toml Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com> Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com> Co-authored-by: David French <56409778+threat-punter@users.noreply.github.com> Co-authored-by: Brent Murphy <56412096+bm11100@users.noreply.github.com>
58 lines
1.8 KiB
TOML
58 lines
1.8 KiB
TOML
[metadata]
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creation_date = "2020/12/18"
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maturity = "production"
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updated_date = "2020/12/18"
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[rule]
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author = ["Elastic"]
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description = """
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Finder Sync plugins enable users to extend Finder’s functionality by modifying the user interface. Adversaries may
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abuse this feature by adding a rogue Finder Plugin to repeatedly execute malicious payloads for persistence.
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"""
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false_positives = ["Trusted Finder Sync Plugins"]
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from = "now-9m"
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index = ["auditbeat-*", "logs-endpoint.events.*"]
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language = "eql"
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license = "Elastic License"
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name = "Finder Sync Plugin Registered and Enabled"
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references = [
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"https://github.com/specterops/presentations/raw/master/Leo Pitt/Hey_Im_Still_in_Here_Modern_macOS_Persistence_SO-CON2020.pdf",
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]
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risk_score = 47
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rule_id = "37f638ea-909d-4f94-9248-edd21e4a9906"
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severity = "medium"
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tags = ["Elastic", "Host", "macOS", "Threat Detection", "Persistence"]
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type = "eql"
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query = '''
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sequence by host.id, user.id with maxspan = 5s
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[process where event.type in ("start", "process_started") and process.name : "pluginkit" and process.args : "-a"]
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[process where event.type in ("start", "process_started") and process.name : "pluginkit" and
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process.args : "-e" and process.args : "use" and process.args : "-i" and
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not process.args :
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(
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"com.google.GoogleDrive.FinderSyncAPIExtension",
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"com.google.drivefs.findersync",
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"com.boxcryptor.osx.Rednif",
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"com.adobe.accmac.ACCFinderSync",
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"com.microsoft.OneDrive.FinderSync",
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"com.insynchq.Insync.Insync-Finder-Integration",
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"com.box.desktop.findersyncext"
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)
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]
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'''
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[[rule.threat]]
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framework = "MITRE ATT&CK"
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[[rule.threat.technique]]
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id = "T1543"
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name = "Create or Modify System Process"
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reference = "https://attack.mitre.org/techniques/T1543/"
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[rule.threat.tactic]
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id = "TA0003"
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name = "Persistence"
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reference = "https://attack.mitre.org/tactics/TA0003/"
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