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31 lines
1.1 KiB
YAML
31 lines
1.1 KiB
YAML
title: Suspect Svchost Activity
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id: 16c37b52-b141-42a5-a3ea-bbe098444397
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status: experimental
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description: It is extremely abnormal for svchost.exe to spawn without any CLI arguments and is normally observed when a malicious process spawns the process and injects code into the process memory space.
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references:
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- https://securitybytes.io/blue-team-fundamentals-part-two-windows-processes-759fe15965e2
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author: David Burkett
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date: 2019/12/28
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modified: 2020/07/23
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tags:
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- attack.t1055
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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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selection1:
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CommandLine|endswith: 'svchost.exe'
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selection2:
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Image|endswith: '\svchost.exe'
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filter:
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ParentImage|endswith:
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- '\rpcnet.exe'
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- '\rpcnetp.exe'
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condition: (selection1 and selection2) and not filter
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fields:
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- CommandLine
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- ParentCommandLine
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falsepositives:
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- rpcnet.exe / rpcnetp.exe which is a lojack style software. https://www.blackhat.com/docs/us-14/materials/us-14-Kamlyuk-Kamluk-Computrace-Backdoor-Revisited.pdf
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level: critical
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