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scan_port.py
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scan_port.py
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# -*- coding: utf-8 -*-
"""
Trong Phần này chúng ta sẽ sử dụng cơ chế sync scan port của victim để biết đang mở port nào
sử sụng TCP layer 4 dest port , dest IP,
== > return syn+ack okie
== > return rst not open
"""
import threading
import Queue
from scapy.all import *
import argparse
import threading
import datetime
from scapy.layers.inet import TCP, IP, ICMP, UDP
src_port = RandShort()
q = Queue.Queue()
class bcolors():
HEADER = '\033[95m'
OKBLUE = '\033[94m'
OKGREEN = '\033[92m'
WARNING = '\033[93m'
FAIL = '\033[91m'
ENDC = '\033[0m'
BOLD = '\033[1m'
UNDERLINE = '\033[4m'
class Flags():
FIN = 0x01
SYN = 0x02
RST = 0x04
PSH = 0x08
ACK = 0x10
URG = 0x20
ECE = 0x40
CWR = 0x80
def checkICMP(ip):
conf.verb = 0
try:
ping = sr1(IP(dst=ip)/ICMP()/"hello", timeout=1)
if ping != None:
result = bcolors.OKGREEN + "\n[*] Target up, Beginning Scan .." + ip + bcolors.ENDC
else:
print bcolors.FAIL + "\n[!] Couldn't Resolve Target " + ip + bcolors.ENDC
print bcolors.FAIL + "[!] Exiting .." + bcolors.ENDC
sys.exit(1)
except Exception:
print "[!] Exiting .."
sys.exit(1)
return result
def tcp_conn(ip, port):
"""
Đã tiến hành bắt tay 3 bước
:param ip: 192.168.1.1
:param port: 80
:return: string data for show
"""
src_port = RandShort()
result= sr1(IP(dst=str(ip)) / TCP(dport=int(port), sport=src_port), timeout=0.1, retry=1, verbose=0)
try:
if result == None:
output = bcolors.FAIL + str(port) + " tcp blocked" + bcolors.ENDC
elif result[TCP] and result[TCP].flags != 20:
output = bcolors.OKBLUE + str(port) + " tcp opened" + bcolors.ENDC
else:
output = bcolors.FAIL + str(port) + " tcp closed" + bcolors.ENDC
except Exception as e:
print e
output = bcolors.FAIL + str(port) +" tcp blocked" + bcolors.ENDC
return output
def tcp_syn(ip, port):
"""
SYN --->
open <--- SYN+ACK
RST ---->
SYN ---->
close <------ RST
block no respone
chỉ gởi gói syn, và rst liền
:param ip:
:param port:
:return:
"""
src_port = RandShort()
ans, unans = sr(IP(dst=str(ip)) / TCP(dport=int(port), sport=src_port, flags="S"), timeout=1, verbose=0)
output = ""
# check firewall no respine
for s in unans:
output = bcolors.FAIL + str(port) + " tcp blocked" + bcolors.ENDC
# check respone
for send_ans, reci_ans in ans:
# có cờ syn trong gói respone
if reci_ans.haslayer(TCP) and reci_ans.getlayer(TCP).flags & Flags.SYN:
send(IP(dst=str(ip)) / TCP(dport=int(port), sport=src_port, flags="R"), verbose=0)
output = bcolors.OKBLUE + str(port) + " tcp opened" + bcolors.ENDC
# có cờ reset in TCP respone
if reci_ans.haslayer(TCP) and reci_ans.getlayer(TCP).flags & Flags.RST:
output = bcolors.FAIL + str(port) + " tcp closed" + bcolors.ENDC
# nếu có gói echo replay type 3 code trong hinh thì firewall
if reci_ans.haslayer(ICMP) and int(reci_ans.getlayer(ICMP).type) == 3 and int(reci_ans.getlayer(ICMP).code) in [1, 2, 3, 9, 10, 13]:
output = bcolors.FAIL + str(port) + " tcp blocked" + bcolors.ENDC
return output
def tcp_fin(ip, port):
"""
FIN -->
close <--- RST
open no respone
filter <---- ICMP
gởi FIN nếu mở no respone, đóng RST
:param ip:
:param port:
:return:
"""
src_port = RandShort()
ans, unans = sr(IP(dst=str(ip)) / TCP(dport=int(port), sport=src_port, flags="F"), timeout=0.5, verbose=0)
output = ""
# khong respone
for send_unans in unans:
output = bcolors.WARNING + str(port) + " tcp opened|block" + bcolors.ENDC
# co respone, respone RST
for rq , rs in ans:
#respone RST
if rs.haslayer(TCP) and rs.getlayer(TCP).flags & Flags.RST:
output = bcolors.FAIL + str(port) + " tcp closed" + bcolors.ENDC
# nếu có gói echo replay type 3 code trong hinh thì firewall
if rs.haslayer(ICMP) and int(rs.getlayer(ICMP).type) == 3 and int(rs.getlayer(ICMP).code) in [1, 2, 3, 9, 10, 13]:
output = bcolors.FAIL + str(port) + " tcp blocked" + bcolors.ENDC
return output
def tcp_ack(ip, port):
"""
ACK --->
close <--- RST
block no respone
Tấn công ACK chủ yếu đê phát hiện firewall,
sent ack có firewall statefull,
respone rst không có firewall,
chỉ hoạt động trên unix
:param ip:
:param port:
:return:
"""
src_port = RandShort()
ans, unans = sr(IP(dst=str(ip)) / TCP(dport=int(port), sport=src_port, flags="A"), timeout=0.1, retry=1, verbose=0)
output = ""
# check firewall
for s in unans:
output = bcolors.FAIL + str(port) + " tcp stateful firewall " + bcolors.ENDC
# check respone
for send_ans, reci_ans in ans:
# respone rst
if reci_ans.haslayer(TCP) and reci_ans.getlayer(TCP).flags & Flags.RST:
output = bcolors.OKBLUE + str(port) + " tcp no firewall" + bcolors.ENDC
# nếu có gói echo replay type 3 code trong hinh thì firewall
if reci_ans.haslayer(ICMP) and int(reci_ans.getlayer(ICMP).type) == 3 and int(reci_ans.getlayer(ICMP).code) in [1, 2, 3, 9, 10, 13]:
output = bcolors.FAIL + str(port) + " tcp stateful firewall " + bcolors.ENDC
return output
def tcp_null(ip, port):
"""
null flags -->
block/open no respone
close <--------- RST
block <------- ICMP
là phương pháp quét nâng cao với tất cả cờ được tắt, có thể vượt qua firewall
no respone mở,
rst đóng
:param ip:
:param port:
:return:
"""
src_port = RandShort()
ans, unans = sr(IP(dst=str(ip)) / TCP(dport=int(port), sport=src_port, flags=""), timeout=0.1, retry=1, verbose=0)
output = ""
# check firewall
for s in unans:
output = bcolors.WARNING + str(port) + " tcp opened|blocked " + bcolors.ENDC
# check respone
for send_ans, reci_ans in ans:
# respone rst
if reci_ans.haslayer(TCP) and reci_ans.getlayer(TCP).flags & Flags.RST:
output = bcolors.FAIL + str(port) + " tcp closed " + bcolors.ENDC
# nếu có gói echo replay type 3 code trong hinh thì firewall
if reci_ans.haslayer(ICMP) and int(reci_ans.getlayer(ICMP).type) == 3 and int(reci_ans.getlayer(ICMP).code) in [1, 2, 3, 9, 10, 13]:
output = bcolors.FAIL + str(port) + " tcp block " + bcolors.ENDC
return output
def tcp_windown(ip, port):
"""
ACK ---->
close <---- windown size = 0
open <---- windown size > 0
block no respone
block <--- ICMP
Dựa vào windown size để phát hiện
:param ip:
:param port:
:return:
"""
src_port = RandShort()
ans, unans = sr(IP(dst=str(ip)) / TCP(dport=int(port), sport=src_port, flags="A"), timeout=0.1, retry=1, verbose=0)
output = ""
# check firewall
for s in unans:
output = bcolors.FAIL + str(port) + " tcp blocked " + bcolors.ENDC
# check respone
for send_ans, reci_ans in ans:
# respone rst
if reci_ans.haslayer(TCP) and int(reci_ans.getlayer(TCP).window) == 0:
output = bcolors.FAIL + str(port) + " tcp closed " + bcolors.ENDC
if reci_ans.haslayer(TCP) and int(reci_ans.getlayer(TCP).window) > 0:
output = bcolors.OKBLUE + str(port) + " tcp opened " + bcolors.ENDC
# nếu có gói echo replay type 3 code trong hinh thì firewall
if reci_ans.haslayer(ICMP) and int(reci_ans.getlayer(ICMP).type) == 3 and int(reci_ans.getlayer(ICMP).code) in [1, 2, 3, 9, 10, 13]:
output = bcolors.FAIL + str(port) + " tcp block " + bcolors.ENDC
return output
def udp_conn(ip, port):
"""
no respone open
return icmp type 3 code 3 error
:param ip:
:param port:
:return: string data
"""
src_port = RandShort()
ans, unans = sr(IP(dst=str(ip)) / UDP(dport=int(port)), timeout=1, retry=1, verbose=0)
output = ""
# check firewall
for s in unans:
output = bcolors.WARNING + str(port) + " udp opened| blocked " + bcolors.ENDC
# check respone
for send_ans, reci_ans in ans:
# nếu có gói echo replay type 3 code trong hinh thì firewall
if reci_ans.haslayer(ICMP) and int(reci_ans.getlayer(ICMP).type) == 3 and int(reci_ans.getlayer(ICMP).code) in [1, 2, 3, 9, 10, 13]:
output = bcolors.FAIL + str(port) + " tcp block " + bcolors.ENDC
return output
def workerScanning(type=None, ping=False):
"""
:param type: TCP_CON, TCP_SYN, TCP_FIN, TCP_ACK, TCP_NULL, TCP_WINDOWN, UDP_CON
:param ping:
:return:
"""
# to_do_job = {"ip": ip, "list_port": list_port}
to_do_job = q.get()
data = ""
if ping == True:
ping = checkICMP(to_do_job["ip"])
data = data + ping + "\n"
else:
data = data + bcolors.OKGREEN + "\n[*] Target up, Beginning Scan .." + to_do_job["ip"] + "\n" + bcolors.ENDC
if type == "TCP_CON":
data = data + bcolors.HEADER + "SCAN TCP CONNECT" + bcolors.ENDC + "\n"
for port in to_do_job["list_port"]:
sc = tcp_conn(to_do_job["ip"],port)
data = data + str(sc) + "\n"
q.task_done()
elif type == "TCP_SYN":
data = data + bcolors.HEADER + "SCAN TCP SYN" + bcolors.ENDC + "\n"
for port in to_do_job["list_port"]:
sc = tcp_syn(to_do_job["ip"], port)
data = data + str(sc) + "\n"
q.task_done()
elif type == "TCP_FIN":
data = data + bcolors.HEADER + "SCAN TCP FIN" + bcolors.ENDC + "\n"
for port in to_do_job["list_port"]:
sc = tcp_fin(to_do_job["ip"], port)
data = data + str(sc) + "\n"
q.task_done()
elif type == "TCP_ACK":
data = data + bcolors.HEADER + "SCAN TCP ACK" + bcolors.ENDC + "\n"
for port in to_do_job["list_port"]:
sc = tcp_ack(to_do_job["ip"], port)
data = data + str(sc) + "\n"
q.task_done()
elif type == "TCP_NULL":
data = data + bcolors.HEADER + "SCAN TCP NUL" + bcolors.ENDC + "\n"
for port in to_do_job["list_port"]:
sc = tcp_null(to_do_job["ip"], port)
data = data + str(sc) + "\n"
q.task_done()
elif type == "TCP_WINDOWN":
data = data + bcolors.HEADER + "SCAN TCP WINDOWN" + bcolors.ENDC + "\n"
for port in to_do_job["list_port"]:
sc = tcp_windown(to_do_job["ip"], port)
data = data + str(sc) + "\n"
q.task_done()
elif type == "UDP_CON":
data = data + bcolors.HEADER + "SCAN UDP" + bcolors.ENDC + "\n"
for port in to_do_job["list_port"]:
sc = udp_conn(to_do_job["ip"], port)
data = data + str(sc) + "\n"
q.task_done()
else:
print "TYPE wrong"
print data
def createJobScanning(list_ip, list_port):
"""
đẩy các job scanning in queue để worker get job to run
Mỗi IP là 1 job và sẽ chạy tuần tự các port
:return:
"""
for ip in list_ip:
q.put({"ip": ip, "list_port": list_port})
#q.join()
def ipRange(ip):
"""
:param start_ip:
:param end_ip:
:return: ["192.168.1.1","192.168.1.2"]
"""
if len(str(ip).strip(" ").split("-")) > 1:
start_ip = str(ip).strip(" ").split("-")[0]
end_ip = str(ip).strip(" ").split("-")[1]
else:
start_ip = str(ip).strip(" ").split("-")[0]
end_ip = str(ip).strip(" ").split("-")[0]
start = list(map(int, start_ip.split(".")))
end = list(map(int, end_ip.split(".")))
temp = start
ip_range = []
ip_range.append(start_ip)
while temp != end:
start[3] += 1
for i in (3, 2, 1):
if temp[i] == 256:
temp[i] = 0
temp[i - 1] += 1
ip_range.append(".".join(map(str, temp)))
return ip_range
def portRange(port):
"""
input:
:param port:
:return:
["60", "61"]
"""
# 60-90
# 60,70,90
# 60
parse_port = []
tmp = str(port).strip(" ").split(",")
for p in tmp:
if "-" in p:
parse_port.extend([x for x in xrange(int(p.split("-")[0]), 1+int(p.split("-")[1]))])
else:
parse_port.append(p)
return parse_port
if __name__ == '__main__':
parse = argparse.ArgumentParser()
parse.add_argument("--type", help="lựa chọn loại scan TCP_CON, TCP_SYN, TCP_FIN, TCP_ACK, TCP_NULL, TCP_WINDOWN, UDP_CON", default="TCP_CON")
parse.add_argument("--ip", help="lựa chọn IP để scan", default="NONE")
parse.add_argument("--port", help="lựa chọn PORT để scan")
args = parse.parse_args()
try:
type = args.type
list_ip = ipRange(str(args.ip))
list_port = portRange(args.port)
except Exception as e:
print e.message
sys.exit(1)
NUMBER_THERAD = len(list_ip)
threads = []
try:
createJobScanning(list_ip, list_port)
for x in range(NUMBER_THERAD):
w = threading.Thread(target=workerScanning, args=(type, False))
w.setDaemon(True)
threads.append(w)
w.start()
for t in threads:
t.join()
print bcolors.HEADER + "[#] Scan done at.. " + time.strftime("%Y-%m-%d %H:%M:%s") + bcolors.ENDC
except KeyboardInterrupt:
raise