Jonhnathan
4190317ec2
* [Security Content] Adjust Mitre Att&ck Mappings - Windows Rules
* Fix dates
* Fix unit test errors
* updated tags and fixed branch conflicts
updated tags and fixed branch conflicts
* description nit
* Reverting unintended changes
* Update initial_access_suspicious_ms_office_child_process.toml
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Co-authored-by: imays11 <59296946+imays11@users.noreply.github.com>
(cherry picked from commit f584fb6e31)
92 lines
2.8 KiB
TOML
92 lines
2.8 KiB
TOML
[metadata]
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creation_date = "2020/08/17"
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integration = ["endpoint", "windows"]
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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 = "2023/10/13"
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[rule]
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author = ["Elastic"]
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description = """
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Detects the successful hijack of Microsoft Compatibility Appraiser scheduled task to establish persistence with an
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integrity level of system.
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"""
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from = "now-9m"
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index = ["winlogbeat-*", "logs-endpoint.events.*", "logs-windows.*", "endgame-*"]
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language = "eql"
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license = "Elastic License v2"
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name = "Persistence via TelemetryController Scheduled Task Hijack"
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note = """## Setup
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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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references = [
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"https://www.trustedsec.com/blog/abusing-windows-telemetry-for-persistence",
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]
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risk_score = 73
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rule_id = "68921d85-d0dc-48b3-865f-43291ca2c4f2"
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severity = "high"
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tags = ["Domain: Endpoint", "OS: Windows", "Use Case: Threat Detection", "Tactic: Persistence", "Tactic: Privilege Escalation", "Data Source: Elastic Endgame", "Data Source: Elastic Defend"]
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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 host.os.type == "windows" and event.type == "start" and
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process.parent.name : "CompatTelRunner.exe" and process.args : "-cv*" and
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not process.name : ("conhost.exe",
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"DeviceCensus.exe",
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"CompatTelRunner.exe",
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"DismHost.exe",
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"rundll32.exe",
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"powershell.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 = "T1053"
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name = "Scheduled Task/Job"
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reference = "https://attack.mitre.org/techniques/T1053/"
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[[rule.threat.technique.subtechnique]]
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id = "T1053.005"
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name = "Scheduled Task"
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reference = "https://attack.mitre.org/techniques/T1053/005/"
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[[rule.threat.technique]]
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id = "T1574"
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name = "Hijack Execution Flow"
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reference = "https://attack.mitre.org/techniques/T1574/"
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[rule.threat.tactic]
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id = "TA0003"
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name = "Persistence"
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reference = "https://attack.mitre.org/tactics/TA0003/"
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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 = "T1053"
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name = "Scheduled Task/Job"
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reference = "https://attack.mitre.org/techniques/T1053/"
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[[rule.threat.technique.subtechnique]]
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id = "T1053.005"
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name = "Scheduled Task"
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reference = "https://attack.mitre.org/techniques/T1053/005/"
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[[rule.threat.technique]]
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id = "T1574"
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name = "Hijack Execution Flow"
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reference = "https://attack.mitre.org/techniques/T1574/"
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[rule.threat.tactic]
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id = "TA0004"
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name = "Privilege Escalation"
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reference = "https://attack.mitre.org/tactics/TA0004/"
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