Justin Ibarra
6bdfddac8e
* Expand timestamp_override tests * removed timestamp_override from eql sequence rules * add config entry for eql rules with beats index and t_o * add timestamp_override to missing fields
55 lines
1.9 KiB
TOML
55 lines
1.9 KiB
TOML
[metadata]
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creation_date = "2020/02/18"
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maturity = "production"
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updated_date = "2022/03/31"
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min_stack_comments = "Comprehensive timeline templates only available in 8.2+"
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min_stack_version = "8.2"
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[rule]
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author = ["Elastic"]
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description = "Identifies a suspicious parent child process relationship with cmd.exe descending from svchost.exe"
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from = "now-9m"
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index = ["winlogbeat-*", "logs-endpoint.events.*", "logs-windows.*"]
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language = "eql"
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license = "Elastic License v2"
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name = "Svchost spawning Cmd"
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note = """## Config
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If enabling an EQL rule on a non-elastic-agent index (such as beats) for versions <8.2, events will not define `event.ingested` and default fallback for EQL rules was not added until 8.2, so you will need to add a custom pipeline to populate `event.ingested` to @timestamp for this rule to work.
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"""
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risk_score = 21
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rule_id = "fd7a6052-58fa-4397-93c3-4795249ccfa2"
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severity = "low"
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tags = ["Elastic", "Host", "Windows", "Threat Detection", "Execution"]
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timeline_id = "e70679c2-6cde-4510-9764-4823df18f7db"
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timeline_title = "Comprehensive Process Timeline"
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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
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process.parent.name : "svchost.exe" and process.name : "cmd.exe" and
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not (process.pe.original_file_name : "cmd.exe" and process.args : (
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"??:\\Program Files\\Npcap\\CheckStatus.bat?",
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"?:\\Program Files\\Npcap\\CheckStatus.bat",
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"\\system32\\cleanmgr.exe",
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"?:\\Windows\\system32\\silcollector.cmd",
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"\\system32\\AppHostRegistrationVerifier.exe",
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"\\system32\\ServerManagerLauncher.exe"))
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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.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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