github-actions[bot]
08c52c367c
chore: promote older rules status from experimental to test Co-authored-by: nasbench <nasbench@users.noreply.github.com>
36 lines
1.3 KiB
YAML
36 lines
1.3 KiB
YAML
title: Potential Process Hollowing Activity
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id: c4b890e5-8d8c-4496-8c66-c805753817cd
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status: test
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description: Detects when a memory process image does not match the disk image, indicative of process hollowing.
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references:
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- https://twitter.com/SecurePeacock/status/1486054048390332423?s=20
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- https://www.bleepingcomputer.com/news/microsoft/microsoft-sysmon-now-detects-malware-process-tampering-attempts/
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author: Christopher Peacock '@securepeacock', SCYTHE '@scythe_io', Sittikorn S
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date: 2022-01-25
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modified: 2023-11-28
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tags:
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- attack.defense-evasion
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- attack.privilege-escalation
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- attack.t1055.012
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logsource:
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product: windows
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category: process_tampering
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detection:
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selection:
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Type: 'Image is replaced'
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filter_main_generic:
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Image|contains:
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- ':\Program Files (x86)'
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- ':\Program Files\'
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- ':\Windows\System32\wbem\WMIADAP.exe'
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- ':\Windows\SysWOW64\wbem\WMIADAP.exe'
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filter_optional_opera:
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Image|contains: '\AppData\Local\Programs\Opera\'
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Image|endswith: '\opera.exe'
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filter_optional_edge:
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Image|endswith: '\WindowsApps\MicrosoftEdge.exe'
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condition: selection and not 1 of filter_main_* and not 1 of filter_optional_*
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falsepositives:
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- Unknown
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level: medium
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