Jonhnathan
73 lines
2.2 KiB
TOML
73 lines
2.2 KiB
TOML
[metadata]
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creation_date = "2023/08/29"
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integration = ["endpoint", "m365_defender", "sentinel_one_cloud_funnel", "windows"]
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maturity = "production"
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updated_date = "2024/10/15"
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min_stack_version = "8.14.0"
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min_stack_comments = "Breaking change at 8.14.0 for the Windows Integration."
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[rule]
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author = ["Elastic"]
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description = """
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Identifies the registration of a Werfault Debugger. Attackers may abuse this mechanism to execute malicious payloads
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every time the utility is executed with the "-pr" parameter.
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"""
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from = "now-9m"
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index = ["logs-endpoint.events.registry-*", "endgame-*", "logs-m365_defender.event-*", "logs-sentinel_one_cloud_funnel.*", "logs-windows.sysmon_operational-*"]
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language = "eql"
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license = "Elastic License v2"
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name = "Werfault ReflectDebugger Persistence"
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references = ["https://cocomelonc.github.io/malware/2022/11/02/malware-pers-18.html"]
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risk_score = 21
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rule_id = "205b52c4-9c28-4af4-8979-935f3278d61a"
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severity = "low"
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tags = [
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"Domain: Endpoint",
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"OS: Windows",
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"Use Case: Threat Detection",
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"Tactic: Persistence",
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"Data Source: Elastic Endgame",
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"Data Source: Elastic Defend",
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"Data Source: Microsoft Defender for Endpoint",
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"Data Source: SentinelOne",
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"Data Source: Sysmon",
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]
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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 == "change" and
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registry.path : (
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"HKLM\\Software\\Microsoft\\Windows\\Windows Error Reporting\\Hangs\\ReflectDebugger",
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"\\REGISTRY\\MACHINE\\Software\\Microsoft\\Windows\\Windows Error Reporting\\Hangs\\ReflectDebugger",
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"MACHINE\\Software\\Microsoft\\Windows\\Windows Error Reporting\\Hangs\\ReflectDebugger"
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)
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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 = "T1546"
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name = "Event Triggered Execution"
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reference = "https://attack.mitre.org/techniques/T1546/"
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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 = "T1112"
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name = "Modify Registry"
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reference = "https://attack.mitre.org/techniques/T1112/"
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[rule.threat.tactic]
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id = "TA0005"
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name = "Defense Evasion"
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reference = "https://attack.mitre.org/tactics/TA0005/"
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