Brent Murphy
ff45539369
* Demote maturity Co-authored-by: Ross Wolf <31489089+rw-access@users.noreply.github.com>
62 lines
1.6 KiB
TOML
62 lines
1.6 KiB
TOML
[metadata]
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creation_date = "2020/02/18"
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deprecation_date = "2021/04/15"
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maturity = "deprecated"
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updated_date = "2021/04/15"
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[rule]
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author = ["Elastic"]
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description = """
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The Tcpdump program ran on a Linux host. Tcpdump is a network monitoring or packet sniffing tool that can be used to
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capture insecure credentials or data in motion. Sniffing can also be used to discover details of network services as a
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prelude to lateral movement or defense evasion.
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"""
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false_positives = [
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"""
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Some normal use of this command may originate from server or network administrators engaged in network
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troubleshooting.
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""",
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]
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from = "now-9m"
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index = ["auditbeat-*", "logs-endpoint.events.*"]
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language = "kuery"
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license = "Elastic License v2"
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name = "Network Sniffing via Tcpdump"
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risk_score = 21
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rule_id = "7a137d76-ce3d-48e2-947d-2747796a78c0"
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severity = "low"
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tags = ["Elastic", "Host", "Linux", "Threat Detection", "Credential Access"]
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timestamp_override = "event.ingested"
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type = "query"
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query = '''
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event.category:process and event.type:(start or process_started) and process.name:tcpdump
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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 = "T1040"
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name = "Network Sniffing"
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reference = "https://attack.mitre.org/techniques/T1040/"
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[rule.threat.tactic]
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id = "TA0006"
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name = "Credential Access"
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reference = "https://attack.mitre.org/tactics/TA0006/"
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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 = "T1040"
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name = "Network Sniffing"
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reference = "https://attack.mitre.org/techniques/T1040/"
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[rule.threat.tactic]
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id = "TA0007"
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name = "Discovery"
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reference = "https://attack.mitre.org/tactics/TA0007/"
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