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: AddinUtil.exe
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Description: .NET Tool used for updating cache files for Microsoft Office Add-Ins.
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Author: 'Michael McKinley @MckinleyMike'
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Created: 2023-10-05
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Commands:
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- Command: C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddinUtil.exe -AddinRoot:.
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Description: AddinUtil is executed from the directory where the 'Addins.Store' payload exists, AddinUtil will execute the 'Addins.Store' payload.
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Usecase: Proxy execution of malicious serliaized payload
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Category: Execute
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Privileges: User
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MitreID: T1218
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OperatingSystem: Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11
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Full_Path:
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- Path: C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddinUtil.exe
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- Path: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddinUtil.exe
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Code_Sample:
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- Code: https://gist.github.com/SILJAEUROPA/a850d476179d73df230a876944e9f3b1#file-addins-store
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Detection:
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- Sigma: https://github.com/SigmaHQ/sigma/blob/master/rules/windows/process_creation/proc_creation_win_addinutil_suspicious_cmdline.yml
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- Sigma: https://github.com/SigmaHQ/sigma/blob/master/rules/windows/process_creation/proc_creation_win_addinutil_uncommon_child_process.yml
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- Sigma: https://github.com/SigmaHQ/sigma/blob/master/rules/windows/process_creation/proc_creation_win_addinutil_uncommon_cmdline.yml
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- Sigma: https://github.com/SigmaHQ/sigma/blob/master/rules/windows/process_creation/proc_creation_win_addinutil_uncommon_dir_exec.yml
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Resources:
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- Link: https://www.blue-prints.blog/content/blog/posts/lolbin/addinutil-lolbas.html
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Acknowledgement:
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- Person: Michael McKinley
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Handle: '@MckinleyMike'
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- Person: Tony Latteri
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Handle: '@TheLatteri'
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