frack113
31 lines
986 B
YAML
31 lines
986 B
YAML
title: Cmstp Suspicious DLL Load
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id: 75e508f7-932d-4ebc-af77-269237a84ce1
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status: experimental
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description: Detects cmstp loading "dll" or "ocx" files from suspicious locations
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references:
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- https://github.com/vadim-hunter/Detection-Ideas-Rules/blob/02bcbfc2bfb8b4da601bb30de0344ae453aa1afe/TTPs/Defense%20Evasion/T1218%20-%20Signed%20Binary%20Proxy%20Execution/T1218.003%20-%20CMSTP/Procedures.yaml
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author: Nasreddine Bencherchali
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date: 2022/08/30
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tags:
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- attack.defense_evasion
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- attack.t1218.003
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logsource:
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category: image_load
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product: windows
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detection:
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selection:
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ImageLoaded|contains:
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# Add more suspicious paths as you see fit in your env
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- '\Users\'
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- '\AppData\Local\Temp\'
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- '\PerfLogs\'
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- '\Windows\Temp\'
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ImageLoaded|endswith:
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- '.dll'
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- '.ocx'
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Image|endswith: '\cmstp.exe'
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condition: selection
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falsepositives:
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- Unikely
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level: high
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