mirror of
https://github.com/LOLBAS-Project/LOLBAS
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31 lines
1.6 KiB
YAML
31 lines
1.6 KiB
YAML
---
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Name: csi.exe
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Description: Command line interface included with Visual Studio.
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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: csi.exe file
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Description: Use csi.exe to run unsigned C# code.
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Usecase: Local execution of unsigned C# code.
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Category: Execute
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Privileges: User
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MitreID: T1127
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OperatingSystem: Windows
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Full_Path:
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- Path: c:\Program Files (x86)\Microsoft Visual Studio\2017\Community\MSBuild\15.0\Bin\Roslyn\csi.exe
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- Path: c:\Program Files (x86)\Microsoft Web Tools\Packages\Microsoft.Net.Compilers.X.Y.Z\tools\csi.exe
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Code_Sample:
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- Code:
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Detection:
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- Sigma: https://github.com/SigmaHQ/sigma/blob/7bca85e40618126643b9712b80bd663c21908e26/rules/windows/process_creation/win_susp_csi.yml
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- Sigma: https://github.com/SigmaHQ/sigma/blob/08ca62cc8860f4660e945805d0dd615ce75258c1/rules/windows/process_creation/win_susp_use_of_csharp_console.yml
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- Elastic: https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_unusual_process_network_connection.toml
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- Elastic: https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_network_connection_from_windows_binary.toml
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- BlockRule: https://docs.microsoft.com/en-us/windows/security/threat-protection/windows-defender-application-control/microsoft-recommended-block-rules
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Resources:
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- Link: https://twitter.com/subTee/status/781208810723549188
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- Link: https://enigma0x3.net/2016/11/17/bypassing-application-whitelisting-by-using-dnx-exe/
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Acknowledgement:
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- Person: Casey Smith
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Handle: '@subtee'
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