43 lines
1.1 KiB
YAML
43 lines
1.1 KiB
YAML
title: Regsvr32 Network Activity
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author: Dmitriy Lifanov, oscd.community
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date: 2019/10/25
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description: Detects network connections and DNS queries initiated by Regsvr32.exe
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detection:
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SELECTION_1:
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EventID: 22
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SELECTION_2:
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Image: '*\regsvr32.exe'
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condition: (SELECTION_1 and SELECTION_2)
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falsepositives:
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- unknown
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fields:
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- ComputerName
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- User
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- Image
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- DestinationIp
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- DestinationPort
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id: 36e037c4-c228-4866-b6a3-48eb292b9955
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level: high
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logsource:
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category: dns_query
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product: windows
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modified: 2021/09/21
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references:
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- https://pentestlab.blog/2017/05/11/applocker-bypass-regsvr32/
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- https://oddvar.moe/2017/12/13/applocker-case-study-how-insecure-is-it-really-part-1/
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- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1117/T1117.md
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related:
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- id: c7e91a02-d771-4a6d-a700-42587e0b1095
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type: derived
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status: experimental
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tags:
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- attack.execution
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- attack.t1559.001
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- attack.t1175
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- attack.defense_evasion
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- attack.t1218.010
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- attack.t1117
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yml_filename: dns_query_regsvr32_network_activity.yml
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yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/dns_query
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