IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Access to Keychain Credentials Directories
editAccess to Keychain Credentials Directories
editAdversaries may collect 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 such as WiFi passwords, websites, secure notes and certificates.
Rule type: eql
Rule indices:
- logs-endpoint.events.*
Severity: high
Risk score: 73
Runs every: 5m
Searches indices from: now-9m (Date Math format, see also Additional look-back time
)
Maximum alerts per execution: 100
References:
Tags:
- Domain: Endpoint
- OS: macOS
- Use Case: Threat Detection
- Tactic: Credential Access
- Data Source: Elastic Defend
Version: 106
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editprocess where host.os.type == "macos" and event.type in ("start", "process_started") and process.args : ( "/Users/*/Library/Keychains/*", "/Library/Keychains/*", "/Network/Library/Keychains/*", "System.keychain", "login.keychain-db", "login.keychain" ) and not process.args : ("find-certificate", "add-trusted-cert", "set-keychain-settings", "delete-certificate", "/Users/*/Library/Keychains/openvpn.keychain-db", "show-keychain-info", "lock-keychain", "set-key-partition-list", "import", "find-identity") and not process.parent.executable : ( "/Applications/OpenVPN Connect/OpenVPN Connect.app/Contents/MacOS/OpenVPN Connect", "/Applications/Microsoft Defender.app/Contents/MacOS/wdavdaemon_enterprise.app/Contents/MacOS/wdavdaemon_enterprise", "/opt/jc/bin/jumpcloud-agent" ) and not process.executable : "/opt/jc/bin/jumpcloud-agent"
Framework: MITRE ATT&CKTM
-
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/
-
Sub-technique:
- Name: Keychain
- ID: T1555.001
- Reference URL: https://attack.mitre.org/techniques/T1555/001/