credential_access_dumping_keychain_security.toml

[metadata]
creation_date = "2021/01/04"
maturity = "production"
updated_date = "2021/03/03"

[rule]
author = ["Elastic"]
description = """
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.
"""
from = "now-9m"
index = ["auditbeat-*", "logs-endpoint.events.*"]
language = "eql"
license = "Elastic License v2"
name = "Dumping of Keychain Content via Security Command"
references = ["https://ss64.com/osx/security.html"]
risk_score = 73
rule_id = "565d6ca5-75ba-4c82-9b13-add25353471c"
severity = "high"
tags = ["Elastic", "Host", "macOS", "Threat Detection", "Credential Access"]
timestamp_override = "event.ingested"
type = "eql"

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


[[rule.threat]]
framework = "MITRE ATT&CK"
[[rule.threat.technique]]
id = "T1555"
name = "Credentials from Password Stores"
reference = "https://attack.mitre.org/techniques/T1555/"
[[rule.threat.technique.subtechnique]]
id = "T1555.001"
name = "Keychain"
reference = "https://attack.mitre.org/techniques/T1555/001/"



[rule.threat.tactic]
id = "TA0006"
name = "Credential Access"
reference = "https://attack.mitre.org/tactics/TA0006/"