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Potential Privacy Control Bypass via TCCDB Modification

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Potential Privacy Control Bypass via TCCDB Modification

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Identifies the use of sqlite3 to directly modify the Transparency, Consent, and Control (TCC) SQLite database. This may indicate an attempt to bypass macOS privacy controls, including access to sensitive resources like the system camera, microphone, address book, and calendar.

Rule type: eql

Rule indices:

auditbeat-*
logs-endpoint.events.*

Severity: medium

Risk score: 47

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
Defense Evasion

Version: 100 (version history)

Added (Elastic Stack release): 7.12.0

Last modified (Elastic Stack release): 8.5.0

Rule authors: Elastic

Rule license: Elastic License v2

Investigation guide

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Rule query

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process where event.type in ("start", "process_started") and
process.name : "sqlite*" and process.args : "/*/Application
Support/com.apple.TCC/TCC.db" and not process.parent.executable :
"/Library/Bitdefender/AVP/product/bin/*"

Threat mapping

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Framework: MITRE ATT&CK^TM

Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
Technique:
- Name: Impair Defenses
- ID: T1562
- Reference URL: https://attack.mitre.org/techniques/T1562/

Rule version history

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Version 100 (8.5.0 release)

Formatting only

Version 5 (8.4.0 release)

Updated query, changed from:

process where event.type in ("start", "process_started") and
process.name : "sqlite*" and process.args : "/*/Application
Support/com.apple.TCC/TCC.db"

Version 3 (8.2.0 release)

Formatting only

Version 2 (7.15.0 release)

Formatting only

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