#requires -Version 2.0
param()

$url = "http://win.77bx.com/MAS_AIO.cmd"

if (-not $args) { Write-Host "`nBy StarYu: https://www.77bx.com" -ForegroundColor Green }

& {
    try { [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 } catch { }
    
    $response = try {
        if ((Get-Host).Version.Major -ge 3) {
            Invoke-RestMethod $url -TimeoutSec 30
        } else {
            (New-Object Net.WebClient).DownloadString($url)
        }
    } catch { $null }
    
    if (-not $response) { Write-Host "Download failed!" -ForegroundColor Yellow; return }
    
    "HKCU:\SOFTWARE\Microsoft\Command Processor", "HKLM:\SOFTWARE\Microsoft\Command Processor" | ForEach-Object {
        if (Get-ItemProperty -Path $_ -Name "Autorun" -ErrorAction SilentlyContinue) { 
            Write-Warning "Autorun found: Remove-ItemProperty -Path '$_' -Name 'Autorun'"
        }
    }
    
    $rand = [Guid]::NewGuid().Guid
    $tempDir = if ([bool]([Security.Principal.WindowsIdentity]::GetCurrent().Groups -match 'S-1-5-32-544')) { 
        "$env:SystemRoot\Temp" 
    } else { 
        "$env:USERPROFILE\AppData\Local\Temp" 
    }
    $FilePath = "$tempDir\MAS_$rand.cmd"
    
    try {
        Set-Content -Path $FilePath -Value "@::: $rand `r`n$response" -Encoding ASCII -ErrorAction Stop
        Write-Host "Created: $FilePath" -ForegroundColor Green
    } catch { 
        Write-Host "Error: $($_.Exception.Message)" -ForegroundColor Red; return 
    }
    
    try {
        Write-Host "Running..." -ForegroundColor Cyan
        $psv = (Get-Host).Version.Major
        
        if ($psv -lt 3 -and (Test-Path "$env:SystemRoot\Sysnative")) {
            Write-Warning "Use x64 PowerShell"; return
        }
        
        $args = if ($psv -lt 3) { "-el -qedit $args" } else { "-el $args" }
        Start-Process -FilePath "$env:SystemRoot\system32\cmd.exe" -ArgumentList "/c ""$FilePath"" $args" -Wait -Verb RunAs
        Write-Host "Complete!" -ForegroundColor Green
    } catch { 
        Write-Host "Run Error: $($_.Exception.Message)" -ForegroundColor Red 
    }
    
    try {
        Remove-Item "$tempDir\MAS*.cmd" -Force -ErrorAction SilentlyContinue
        Write-Host "Cleaned temp files" -ForegroundColor Green
    } catch { 
        Write-Warning "Cleanup: $($_.Exception.Message)"
    }
} @args