mirror of
https://github.com/LOLBAS-Project/LOLBAS
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40 lines
1.6 KiB
YAML
40 lines
1.6 KiB
YAML
---
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Name: Regasm.exe
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Description: Part of .NET
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Author: 'Oddvar Moe'
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Created: '2018-05-25'
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Commands:
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- Command: regasm.exe AllTheThingsx64.dll
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Description: Loads the target .DLL file and executes the RegisterClass function.
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Usecase: Execute code and bypass Application whitelisting
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Category: AWL bypass
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Privileges: Local Admin
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MitreID: T1121
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MitreLink: https://attack.mitre.org/wiki/Technique/T1121
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OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
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- Command: regasm.exe /U AllTheThingsx64.dll
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Description: Loads the target .DLL file and executes the UnRegisterClass function.
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Usecase: Execute code and bypass Application whitelisting
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Category: Execute
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Privileges: User
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MitreID: T1121
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MitreLink: https://attack.mitre.org/wiki/Technique/T1121
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OperatingSystem: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10
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Full_Path:
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- Path: C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
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- Path: C:\Windows\Microsoft.NET\Framework64\v2.0.50727\regasm.exe
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- Path: C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
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- Path: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\regasm.exe
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Code_Sample:
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- Code:
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Detection:
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- IOC: regasm.exe executing dll file
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Resources:
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- Link: https://pentestlab.blog/2017/05/19/applocker-bypass-regasm-and-regsvcs/
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- Link: https://oddvar.moe/2017/12/13/applocker-case-study-how-insecure-is-it-really-part-1/
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- Link: https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1121/T1121.md
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Acknowledgement:
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- Person: Casey Smith
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Handle: '@subtee'
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---
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