theHarvester Online tool for Gathering e-mail accounts, subdomain names, virtual hosts, from Google, Bing, Baidu, trello, Github, Censys and more public places.

theHarvester is a very simple, yet effective tool designed to be used in the early stages of a penetration test.

To check email breaches Recommended, Yahoo, Baidu, Bing

Host	Engine	email

Select theHarvester engine below

theHarvester engine

theHarvester great features

Intelligence gathering
Email gathering
Names gathering
Subdomains and Ips
Great list of public domains

Active

DNS brute force: dictionary brute force enumeration

Modules that require an API key

Bingapi
Github
Hunter
Intelx
SecurityTrails
Shodan

Dependencies

Python 3.6+
python3 -m pip install -r requirements.txt
Hunter

theHarvester is a very simple, yet effective tool designed to be used in the early stages of a penetration test. Use it for open source intelligence gathering and helping to determine a company's external threat landscape on the internet. The tool gathers emails, names, subdomains, IPs, and URLs using multiple public data sources that include

Public sources used by theHarvester.

Google search engine
Baidu search engine
Microsoft search engine
Microsoft search engine, through the API (Requires API key)
Censys.io search engine
Comodo Certificate search
DNSdumpster search engine
Dogpile search engine
DuckDuckGo search engine
Exalead a Meta search engine
GitHub code search engine
Hunter search engine
Intelx search engine
Linkedin Using Google search engine
Netcraft Internet Security and Data Mining
AlienVault Open Threat Exchange
Security Trails search engine
Shodan search engine
Spyse Web research tools for professional
Suip Web research tools
Threatcrowd Open source threat intelligence
Trello Search trello boards
Twitter accounts related to a specific domain
Yahoo search engine

How theHarvester works

Theharvester works by searching for information from every public sources for information regarding a particular host. This is done by scrapping for information from this sources list above.

The Kind of informaiton that this tool can get scrape include;

Email address ( Snippet to harvest email using google search )
Subdomains
Ipaddresses ( Snippet to get domain ip )
Names

Install theHarvester using pip3

You can visit theharvester

pip3 install theHarvester

theHarvester Modules that require an API key

bing
github
hunter
intelx
securityTrails
shodan
spyse

All this api's can be configured inside api-keys.yaml

How to setup theHarvester on ubuntu or debian with virtualenv.

sudo apt-get install python3-pip
sudo pip3 install virtualenv 

#
# Create virtualenv

virtualenv venv 

# Or create a python version specific virtualenv

virtualenv -p python3 myenv
#
# Now clone the git repo
git clone https://github.com/laramies/theHarvester.git
#
pip3 install -r requirements.txt
#
# Wait until the installation is done.

How to use theHarvester

Using theharvester is very easy after the installation to test out if your installation was successfuly try to invoke the following commands

$
$ ./theharvester.py # If you cloned from github
$ # or
$ theharvester # if you installed using pip3 install theHarvester
$
$ 
*******************************************************************
*  _   _                                            _             *
* | |_| |__   ___    /\  /\__ _ _ ____   _____  ___| |_ ___ _ __  *
* | __|  _ \ / _ \  / /_/ / _` | '__\ \ / / _ \/ __| __/ _ \ '__| *
* | |_| | | |  __/ / __  / (_| | |   \ V /  __/\__ \ ||  __/ |    *
*  \__|_| |_|\___| \/ /_/ \__,_|_|    \_/ \___||___/\__\___|_|    *
*                                                                 *
* theHarvester 3.1.1dev3                                          *
* Coded by Christian Martorella                                   *
* Edge-Security Research                                          *
* [email protected]                                   *
*                                                                 *
******************************************************************* 


usage: theHarvester.py [-h] -d DOMAIN [-l LIMIT] [-S START] [-g] [-p] [-s]
                       [-v] [-e DNS_SERVER] [-t DNS_TLD] [-n] [-c]
                       [-f FILENAME] [-b SOURCE]
theHarvester.py: error: the following arguments are required: -d/--domain

Those are the options available for use with the tharvester. Now let's try to investigate google using theharvester

$
$ ./theHarvester.py -d google.com -b google
$
*******************************************************************
*  _   _                                            _             *
* | |_| |__   ___    /\  /\__ _ _ ____   _____  ___| |_ ___ _ __  *
* | __|  _ \ / _ \  / /_/ / _` | '__\ \ / / _ \/ __| __/ _ \ '__| *
* | |_| | | |  __/ / __  / (_| | |   \ V /  __/\__ \ ||  __/ |    *
*  \__|_| |_|\___| \/ /_/ \__,_|_|    \_/ \___||___/\__\___|_|    *
*                                                                 *
* theHarvester 3.1.1dev3                                          *
* Coded by Christian Martorella                                   *
* Edge-Security Research                                          *
* [email protected]                                   *
*                                                                 *
******************************************************************* 


[*] Target: google.com 
 
[*] Searching Google. 
	Searching 0 results.
	Searching 100 results.
	Searching 200 results.
	Searching 300 results.
	Searching 400 results.
	Searching 500 results.

[*] No IPs found.

[*] No emails found.

[*] Hosts found: 23
---------------------
aboutme.google.com:216.58.223.110
accounts.google.com:216.58.223.109
adservice.google.com:216.58.223.98
.......

As you can see how easy it is to use theharvester you can explore fore more options.