Created
January 8, 2024 07:26
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Hacky way to find msi installer metadata in Velociraptor and not use powershell
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name: Windows.System.MsiInstallerMetadata | |
author: Matt Green - @mgreen27 | |
description: | | |
This artifact allows runs VBScript through cscript.exe and calculates MSI | |
installer metadata. | |
Not using powershell to minimise footprint, use notebook to search for metadata. | |
required_permissions: | |
- EXECVE | |
precondition: | |
SELECT OS From info() where OS = 'windows' | |
parameters: | |
- name: Script | |
default: | | |
On Error Resume Next | |
Set objFSO = Createobject("Scripting.FileSystemObject") | |
Set oFolder = objFSO.GetFolder("C:\\Windows\\Installer") | |
Set objInstaller = CreateObject("WindowsInstaller.Installer") | |
For Each oFile in oFolder.Files | |
If LCase(objFSO.GetExtensionName(oFile.Name)) = "msi" Then | |
Set objInstaller = CreateObject("WindowsInstaller.Installer") | |
Set objProduct = objInstaller.SummaryInformation("C:\\Windows\\Installer\\" & oFile.Name) | |
Wscript.Echo "File name: " & oFile.Name | |
Wscript.Echo "Code page: " &objProduct.Property(1) | |
Wscript.Echo "Title: " & objProduct.Property(2) | |
Wscript.Echo "Subject: " & objProduct.Property(3) | |
Wscript.Echo "Author: " & objProduct.Property(4) | |
Wscript.Echo "Keywords: " & objProduct.Property(5) | |
Wscript.Echo "Comment: " & objProduct.Property(6) | |
Wscript.Echo "Template: " & objProduct.Property(7) | |
Wscript.Echo "Last Author: " & objProduct.Property(8) | |
Wscript.Echo "Revision number: " & objProduct.Property(9) | |
Wscript.Echo "Edit Time: " & objProduct.Property(10) | |
Wscript.Echo "Last Printed: " & objProduct.Property(11) | |
Wscript.Echo "Creation Date: " & objProduct.Property(12) | |
Wscript.Echo "Last Saved: " & objProduct.Property(13) | |
Wscript.Echo "Page Count: " & objProduct.Property(14) | |
Wscript.Echo "Word Count: " & objProduct.Property(15) | |
Wscript.Echo "Character Count: " & objProduct.Property(16) | |
Wscript.Echo "Application Name: " & objProduct.Property(18) | |
Wscript.Echo "Security: " & objProduct.Property(19) | |
Wscript.Echo "####################" | |
End If | |
Next | |
sources: | |
- query: | | |
LET temp_script <= tempfile(extension='.vbs', data=str(str=Script)) | |
SELECT Stdout | |
FROM execve(argv=['cscript.exe','//NoLogo','/E:vbs',temp_script], sep='####################') |
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