Nasreddine Bencherchali
598d29f811
chore: change tags, date, modified fields to comply with v2 of the Sigma spec. chore: update the related type from `obsoletes` to `obsolete`. chore: update local json schema to the latest version.
38 lines
1.5 KiB
YAML
38 lines
1.5 KiB
YAML
title: Potential Goopdate.DLL Sideloading
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id: b6188d2f-b3c4-4d2c-a17d-9706e0851af0
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status: test
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description: Detects potential DLL sideloading of "goopdate.dll", a DLL used by googleupdate.exe
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references:
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- https://www.ncsc.gov.uk/static-assets/documents/malware-analysis-reports/goofy-guineapig/NCSC-MAR-Goofy-Guineapig.pdf
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author: X__Junior (Nextron Systems), Nasreddine Bencherchali (Nextron Systems)
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date: 2023-05-15
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modified: 2023-05-20
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tags:
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- attack.defense-evasion
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- attack.privilege-escalation
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- attack.t1574.001
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- attack.t1574.002
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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|endswith: '\goopdate.dll'
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filter_main_generic:
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ImageLoaded|startswith:
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# Many third party chromium based apps use this DLLs. It's better to create a baseline and add specific filters
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- 'C:\Program Files (x86)\'
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- 'C:\Program Files\'
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filter_optional_dropbox_installer_temp:
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Image|contains|all:
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- '\AppData\Local\Temp\GUM'
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- '.tmp\Dropbox'
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ImageLoaded|contains|all:
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- '\AppData\Local\Temp\GUM'
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- '.tmp\\goopdate.dll'
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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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- False positives are expected from Google Chrome installations running from user locations (AppData) and other custom locations. Apply additional filters accordingly.
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- Other third party chromium browsers located in AppData
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level: medium
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