Nets

networkscanner/README.md

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+# network-scanner
+# usage
+pip install -r requirements.txt
+clone the repository with git clone https://github.com/fixit-py/network-scanner.git
+
+change into the directory with cd MAC-CHANGER2.0
+
+give the file permission to run as an executable with chmod +x network_scanner.py
+
+run python network_scanner.py -r or --range  "full ip range with CIDR notation" while using python2
+
+run python3 network_scanner.py -r or --range  "full ip range with CIDR notation" while using python3
+
+replace the "full ip range with CIDR notation" with the name of your ip range
+# ABOUT
+This python program scans your local network for all devices connected to the network compatible with both python 2 and python 3 specify the interface name using the -r or --range from the bash terminal or cmd. this script works on both linux, MAC and windows as long as all the required external libaries are downloaded and imported 
+# module
+scapy , optparse(argparse)

networkscanner/network_scanner.py

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+#!/usr/bin/env python3
+import scapy.all as scapy
+import optparse
+
+print('############################################################################################################################################')
+print('')
+print('  ########     ##       ##       ##    ##   ########  ')
+print('  ##           ##        ##     ##     ##      ##     ')
+print('  ##           ##         ##   ##      ##      ##   ')
+print('  ########     ##           ####       ##      ## ')
+print('  ##           ##         ##    ##     ##      ##  ')
+print('  ##           ##        ##      ##    ##      ##      ')
+print('  ##           ##       ##        ##   ##      ##     ')
+print('')
+print('############################################################################################################################################')
+print('')
+def get_arguments():
+    parser = optparse.OptionParser()
+    parser.add_option('-r', "--range", dest="target", help="Target IP / IP range")
+    (options, argument) = parser.parse_args()
+    if not options.target:
+        parser.error("please enter an ip range")
+    return options
+
+def scan(ip):
+    arp_request = scapy.ARP(pdst=ip)  # we create a object that represent an ARP packet and set the pdst to ip
+    print(arp_request.summary()) # prints the summary of what the script does
+    # scapy.ls(scapy.ARP()) # it the shows the list of variables we can set for a class
+    broadcast = scapy.Ether(dst="ff:ff:ff:ff:ff:ff") # creates an ethernet object and set the destination mac as the broadcast mac
+    arp_request_broadcast = broadcast/arp_request # we combine both packets into 1
+    # arp_request_broadcast.show() # shows more info on each packet
+    # to send packets and recieve packets split into two parts the answered and unanswered and make it less verbose
+    answered_list = scapy.srp(arp_request_broadcast,timeout=1,verbose=False)[0]
+    client_list=[]
+    # print(answered_list.summary()) prints the summary of the sent packets
+    for element in answered_list: # iterates through the answered list
+        client_dict = {"ip": element[1].psrc, "MAC": element[1].hwsrc}
+        client_list.append (client_dict)
+        print(element[1].psrc + "\t\t" + element[1].hwsrc) # to print the source ip address and source MAC address of the packet
+    return client_list
+
+def print_result(result_list):
+    print ("IP\t\t\tMAC ADDRESS\n -------------------------------------------------")
+    for client in result_list:
+        print(client["ip"] + "\t\t" + client["MAC"])
+options = get_arguments()
+scan_result = scan(options.target)
+print_result(scan_result)

networkscanner/requirements.txt

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+scapy