Automated Ghidra Installer for Windows

GetGhidra.ps1

$ProgressPreference = 'SilentlyContinue'
$installPath = "C:\Program Files\Ghidra"

if (-not ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]'Administrator')) {
    $encodedScript = [Convert]::ToBase64String([System.Text.Encoding]::Unicode.GetBytes($MyInvocation.MyCommand.Definition))
    Start-Process powershell -Verb RunAs -ArgumentList "-NoProfile", "-ExecutionPolicy", "Bypass", "-EncodedCommand", $encodedScript -Wait
    exit
}

try {
    $release = Invoke-RestMethod -Uri 'https://api.github.com/repos/NationalSecurityAgency/ghidra/releases/latest'
    $asset = $release.assets | Where-Object { $_.name -like '*.zip' -and $_.name -notlike '*debugSymbols*' } | Select-Object -First 1
    
    if (Test-Path $installPath) {
        Write-Host "Removing existing installation..." -ForegroundColor Yellow
        Get-Process | Where-Object { $_.Path -like "$installPath*" } | Stop-Process -Force -ErrorAction SilentlyContinue
        Remove-Item -Path $installPath -Recurse -Force
    }
    
    $tempFile = "$env:TEMP\ghidra.zip"
    
    Write-Host "Downloading Ghidra $($release.tag_name)..." -ForegroundColor Green
    Invoke-WebRequest -Uri $asset.browser_download_url -OutFile $tempFile
    
    Write-Host "Extracting Ghidra..." -ForegroundColor Green
    Expand-Archive -Path $tempFile -DestinationPath $env:TEMP -Force
    
    $extractedFolder = Get-ChildItem -Path $env:TEMP -Directory | Where-Object { $_.Name -like 'ghidra_*' } | Sort-Object LastWriteTime -Descending | Select-Object -First 1
    Move-Item -Path $extractedFolder.FullName -Destination $installPath -Force
    
    Remove-Item -Path $tempFile -Force
    
    $ghidraRun = "$installPath\ghidraRun.bat"
    $ghidraIcon = "$installPath\support\ghidra.ico"
    
    if (Test-Path $ghidraRun) {
        $shell = New-Object -ComObject WScript.Shell
        
        @(
            "$env:USERPROFILE\Desktop\Ghidra.lnk"
            "$env:APPDATA\Microsoft\Windows\Start Menu\Programs\Ghidra.lnk"
            "$env:APPDATA\Microsoft\Windows\SendTo\Ghidra.lnk"
        ) | ForEach-Object {
            $shortcut = $shell.CreateShortcut($_)
            $shortcut.TargetPath = $ghidraRun
            $shortcut.IconLocation = $ghidraIcon
            $shortcut.Save()
        }
        
        [System.Runtime.Interopservices.Marshal]::ReleaseComObject($shell) | Out-Null
    }
    
    Write-Host "Ghidra has been installed." -ForegroundColor Green
}
catch {
    Write-Host "Installation failed: $_" -ForegroundColor Red
}

Read-Host -Prompt "Press Enter to continue..."