IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

« Dumping Account Hashes via Built-In Commands Dynamic Linker Copy »

› › ›

Dumping of Keychain Content via Security Command

edit

Dumping of Keychain Content via Security Command

edit

Adversaries may dump the content of the keychain storage data from a system to acquire credentials. Keychains are the built-in way for macOS to keep track of users' passwords and credentials for many services and features, including Wi-Fi and website passwords, secure notes, certificates, and Kerberos.

Rule type: eql

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:

https://ss64.com/osx/security.html

Tags:

Elastic
Host
macOS
Threat Detection
Credential Access

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

edit

Rule query

edit

process where event.type in ("start", "process_started") and
process.args : "dump-keychain" and process.args : "-d"

Threat mapping

edit

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Credential Access
- ID: TA0006
- Reference URL: https://attack.mitre.org/tactics/TA0006/
Technique:
- Name: Credentials from Password Stores
- ID: T1555
- Reference URL: https://attack.mitre.org/techniques/T1555/

Rule version history

edit

Version 100 (8.5.0 release)

Formatting only

Version 4 (8.4.0 release)

Formatting only

Version 2 (8.2.0 release)

Formatting only

« Dumping Account Hashes via Built-In Commands Dynamic Linker Copy »