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theHarvester Opensource OSINT Tool for pentesters

Writer: wangolo joelwangolo joel

theHarvester is a tool for gathering e-mail accounts, subdomain names, virtual hosts, open ports/ banners, and employee names from different public sources (search engines, pgp key servers).




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, portscan and URLs using multiple public data sources that include;

Passive:


  • baidu: Baidu search engine

  • bing: Microsoft search engine

  • bingapi: Microsoft search engine, through the API (Requires an API key, see below.)

  • CertSpotter: Cert Spotter monitors Certificate Transparency logs

  • crtsh: Comodo Certificate search

  • dnsdumpster: DNSdumpster search engine

  • dogpile: Dogpile search engine

  • duckduckgo: DuckDuckGo search engine

  • Exalead: a Meta search engine

  • github-code: Github code search engine (Requires a Github Personal Access Token)

  • google: Google search engine (Optional Google dorking.)

  • hunter: Hunter search engine (Requires an API key, see below.)

  • intelx: Intelx search engine (Requires an API key, see below.)

  • linkedin: Google search engine, specific search for LinkedIn users

  • netcraft: Internet Security and Data Mining

  • otx: AlienVault Open Threat Exchange

  • securityTrails: Security Trails search engine, the world's largest repository of historical DNS data (Requires an API key, see below.)

  • shodan: Shodan search engine, will search for ports and banners from discovered hosts

  • Spyse: Web research tools for professionals (Requires an API key.)

  • Suip: Web research tools that can take over 10 minutes to run, but worth the wait.

  • threatcrowd: Open source threat intelligence

  • trello: Search trello boards (Uses Google search.)

  • twitter: Twitter accounts related to a specific domain (Uses Google search.)

  • vhost: Bing virtual hosts search

  • virustotal: virustotal.com domain search

  • yahoo: Yahoo search engine


Active:

DNS brute force: dictionary brute force enumeration

“We have an integration this tool theHarvester, at https://www.nmmapper.com . And you can test this tool at theHarvester Online

Modules that require an API key:

  • bing

  • github

  • hunter

  • intelx

  • securityTrails

  • shodan

  • spyse


Dependencies:

  • Python 3.7+

  • python3 -m pip install pipenv

  • pipenv install


Settings up theHarvester on Ubuntu and Debian

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.

Features of theHarvester



Source


theHarvester Github Repo

 
 
 

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