Nasreddine Bencherchali
24 lines
779 B
YAML
24 lines
779 B
YAML
title: PUA - DefenderCheck Execution
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id: f0ca6c24-3225-47d5-b1f5-352bf07ecfa7
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status: experimental
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description: Detects the use of DefenderCheck, a tool to evaluate the signatures used in Microsoft Defender. It can be used to figure out the strings / byte chains used in Microsoft Defender to detect a tool and thus used for AV evasion.
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references:
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- https://github.com/matterpreter/DefenderCheck
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author: Florian Roth (Nextron Systems)
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date: 2022/08/30
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modified: 2023/02/04
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tags:
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- attack.defense_evasion
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- attack.t1027.005
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logsource:
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category: process_creation
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product: windows
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detection:
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selection:
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- Image|endswith: '\DefenderCheck.exe'
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- Description: 'DefenderCheck'
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condition: selection
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falsepositives:
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- Unlikely
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level: high
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