Jonhnathan
0273d118a6
* Update impact_deleting_backup_catalogs_with_wbadmin.toml * Update impact_deleting_backup_catalogs_with_wbadmin.toml * 1/2 * bump updated_date * 2/3 * Finale * Update persistence_evasion_registry_ifeo_injection.toml * . * Multiple fixes * Missing index * Missing AND
58 lines
1.9 KiB
TOML
58 lines
1.9 KiB
TOML
[metadata]
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creation_date = "2021/03/22"
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integration = ["endpoint"]
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maturity = "production"
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min_stack_comments = "New fields added: required_fields, related_integrations, setup"
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min_stack_version = "8.3.0"
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updated_date = "2023/03/06"
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[rule]
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author = ["Elastic"]
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description = """
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Identifies NullSessionPipe registry modifications that specify which pipes can be accessed anonymously. This could be
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indicative of adversary lateral movement preparation by making the added pipe available to everyone.
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"""
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from = "now-9m"
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index = ["logs-endpoint.events.*", "endgame-*"]
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language = "eql"
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license = "Elastic License v2"
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name = "NullSessionPipe Registry Modification"
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references = [
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"https://www.welivesecurity.com/2019/05/29/turla-powershell-usage/",
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"https://docs.microsoft.com/en-us/windows/security/threat-protection/security-policy-settings/network-access-restrict-anonymous-access-to-named-pipes-and-shares",
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]
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risk_score = 47
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rule_id = "ddab1f5f-7089-44f5-9fda-de5b11322e77"
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severity = "medium"
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tags = ["Elastic", "Host", "Windows", "Threat Detection", "Lateral Movement", "Elastic Endgame"]
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timestamp_override = "event.ingested"
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type = "eql"
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query = '''
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registry where host.os.type == "windows" and event.type in ("creation", "change") and
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registry.path : (
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"HKLM\\SYSTEM\\*ControlSet*\\services\\LanmanServer\\Parameters\\NullSessionPipes",
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"\\REGISTRY\\MACHINE\\SYSTEM\\*ControlSet*\\services\\LanmanServer\\Parameters\\NullSessionPipes"
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) and length(registry.data.strings) > 0
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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 = "T1021"
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name = "Remote Services"
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reference = "https://attack.mitre.org/techniques/T1021/"
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[[rule.threat.technique.subtechnique]]
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id = "T1021.002"
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name = "SMB/Windows Admin Shares"
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reference = "https://attack.mitre.org/techniques/T1021/002/"
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[rule.threat.tactic]
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id = "TA0008"
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name = "Lateral Movement"
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reference = "https://attack.mitre.org/tactics/TA0008/"
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