Harish SEGAR
28 lines
768 B
YAML
28 lines
768 B
YAML
title: Suspicious XOR Encoded PowerShell Command Line
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id: bb780e0c-16cf-4383-8383-1e5471db6cf9
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description: Detects suspicious powershell process which includes bxor command, alternative obfuscation method to b64 encoded commands.
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status: experimental
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author: Sami Ruohonen, Harish Segar (improvement)
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date: 2018/09/05
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modified: 2020/06/29
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tags:
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- attack.execution
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- attack.t1086
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- attack.t1059.001
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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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- Description: "Windows PowerShell"
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- Product: "PowerShell Core 6"
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filter:
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CommandLine|contains:
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- "bxor"
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- "join"
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- "char"
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condition: selection and filter
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falsepositives:
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- unknown
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level: medium
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