Terrance DeJesus
e9f5585a9f
* updated content to reflect changes from Security Docs team * Update rules/linux/execution_flock_binary.toml * Update rules/linux/execution_expect_binary.toml * TOML linting * added escape for crdential_access_spn_attribute_modified.toml
52 lines
1.7 KiB
TOML
52 lines
1.7 KiB
TOML
[metadata]
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creation_date = "2022/03/09"
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maturity = "production"
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updated_date = "2022/04/29"
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[rule]
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author = ["Elastic"]
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description = """
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Identifies MySQL server abuse to break out from restricted environments by spawning an interactive system shell. The
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MySQL server is an open source relational database management system. The activity of spawning shell is not a standard
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use of this binary for a user or system administrator. It indicates a potentially malicious actor attempting to improve
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the capabilities or stability of their access.
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"""
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from = "now-9m"
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index = ["logs-endpoint.events.*"]
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language = "eql"
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license = "Elastic License v2"
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name = "Linux Restricted Shell Breakout via the mysql command"
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references = ["https://gtfobins.github.io/gtfobins/mysql/"]
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risk_score = 47
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rule_id = "83b2c6e5-e0b2-42d7-8542-8f3af86a1acb"
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severity = "medium"
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tags = ["Elastic", "Host", "Linux", "Threat Detection", "Execution", "GTFOBins"]
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timestamp_override = "event.ingested"
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type = "eql"
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query = '''
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process where event.type == "start" and process.name in ("bash", "sh", "dash") and
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process.parent.name == "mysql" and process.parent.args == "-e" and
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process.parent.args : ("\\!*sh", "\\!*bash", "\\!*dash", "\\!*/bin/sh", "\\!*/bin/bash", "\\!*/bin/dash")
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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 = "T1059"
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name = "Command and Scripting Interpreter"
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reference = "https://attack.mitre.org/techniques/T1059/"
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[[rule.threat.technique.subtechnique]]
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id = "T1059.004"
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name = "Unix Shell"
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reference = "https://attack.mitre.org/techniques/T1059/004/"
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[rule.threat.tactic]
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id = "TA0002"
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name = "Execution"
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reference = "https://attack.mitre.org/tactics/TA0002/"
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