Remove Font

Summary

This document outlines how to remove installed fonts from Windows machines. It accepts the '*' wildcard to remove multiple matching fonts. The CW RMM implementation of the agnostic script can be found in Remove-Font.

Sample Run

Dependencies

Remove-Font

User Parameters

Name	Example	Required	Type	Description
Title	Malicious Font	True	Text String	Title of the font to remove from the system.

Task Creation

Create a new Script Editor style script in the system to implement this task.

Name: Remove Font
Description: Remove the installed font from the Windows machines. Accepts the '*' wildcard to remove multiple matching fonts.
Category: Custom

Parameters

Title

Add a new parameter by clicking the Add Parameter button located at the top-right corner of the screen.

This screen will appear.

• Set Title in the Parameter Name field.
• Enable the Required Field option.
• Select Text String from the Parameter Type dropdown menu.
• Click the Save button.

Task

Navigate to the Script Editor section and start by adding a row. You can do this by clicking the Add Row button at the bottom of the script page.

A blank function will appear.

Row 1 Function: PowerShell Script

Search and select the PowerShell Script function.

The following function will pop up on the screen:

Paste the following PowerShell script and set the Expected time of script execution in seconds to 300. Click the Save button.

#region parameters
$Title = '@Title@'
if ( [String]::IsNullOrWhiteSpace($Title) -or $Title -match '\STitle\S' ) {
    throw 'Title is a mandatory parameter.'
}
$Parameters = @{
    Title = $Title
}
#endregion
#region Setup - Variables
$ProjectName = 'Remove-Font'
[Net.ServicePointManager]::SecurityProtocol = [enum]::ToObject([Net.SecurityProtocolType], 3072)
$BaseURL = 'https://file.provaltech.com/repo'
$PS1URL = "$BaseURL/script/$ProjectName.ps1"
$WorkingDirectory = "C:\ProgramData\_automation\script\$ProjectName"
$PS1Path = "$WorkingDirectory\$ProjectName.ps1"
$WorkingPath = $WorkingDirectory
$LogPath = "$WorkingDirectory\$ProjectName-log.txt"
$ErrorLogPath = "$WorkingDirectory\$ProjectName-Error.txt"
#endregion
#region Setup - Folder Structure
New-Item -Path $WorkingDirectory -ItemType Directory -ErrorAction SilentlyContinue | Out-Null
$response = Invoke-WebRequest -Uri $PS1URL -UseBasicParsing
if (($response.StatusCode -ne 200) -and (!(Test-Path -Path $PS1Path))) {
    throw "No pre-downloaded script exists and the script '$PS1URL' failed to download. Exiting."
} elseif ($response.StatusCode -eq 200) {
    Remove-Item -Path $PS1Path -ErrorAction SilentlyContinue
    [System.IO.File]::WriteAllLines($PS1Path, $response.Content)
}
if (!(Test-Path -Path $PS1Path)) {
    throw 'An error occurred and the script was unable to be downloaded. Exiting.'
}
#endregion
#region Execution
if ($Parameters) {
    & $PS1Path @Parameters
} else {
    & $PS1Path
}
#endregion
#region log verification
if ( !(Test-Path $LogPath) ) {
    throw 'PowerShell Failure. A Security application seems to have restricted the execution of the PowerShell Script.'
}
if ( Test-Path $ErrorLogPath ) {
    $ErrorContent = ( Get-Content -Path $ErrorLogPath )
    throw $ErrorContent
}
Get-Content -Path $LogPath
#endregion

Row 2 Function: Script Log

Add a new row by clicking the Add Row button.

A blank function will appear.

Search and select the Script Log function.

The following function will pop up on the screen:

In the script log message, simply type %Output% and click the Save button.

Click the Save button at the top-right corner of the screen to save the script.

Completed Task

Output

• Script log