31 lines
924 B
YAML
31 lines
924 B
YAML
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title: T1021 DCOM InternetExplorer.Application Iertutil DLL Hijack
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author: Roberto Rodriguez @Cyb3rWard0g, Open Threat Research (OTR)
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date: 2020/10/12
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description: Detects a threat actor creating a file named `iertutil.dll` in the `C:\Program
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Files\Internet Explorer\` directory over the network for a DCOM InternetExplorer
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DLL Hijack scenario.
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detection:
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SELECTION_1:
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EventID: 5145
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SELECTION_2:
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RelativeTargetName: '*\Internet Explorer\iertutil.dll'
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SELECTION_3:
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SubjectUserName: '*$'
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condition: ((SELECTION_1 and SELECTION_2) and not (SELECTION_3))
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falsepositives:
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- Unknown
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id: c39f0c81-7348-4965-ab27-2fde35a1b641
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level: critical
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logsource:
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product: windows
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service: security
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references:
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- https://threathunterplaybook.com/notebooks/windows/08_lateral_movement/WIN-201009183000.html
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status: experimental
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tags:
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- attack.lateral_movement
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- attack.t1021.002
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- attack.t1021.003
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ruletype: SIGMA
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