favicon-hashtrick

Returns the hash of a given favicon file and performs search on Shodan to discover IPs and subdomains.

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Description

This Python tool calculates the hash of a given image (a favicon file or url) and then performs a search on Shodan to find webapps that use the same favicon. This is very useful to find subdomains during the recon process.

Install

git clone https://github.com/gwen001/favicon-hashtrick
cd favicon-hashtrick
pip3 install -r requirements.txt

Usage

$ python3 favicon-hashtrick.py -f <favicon_file>
$ python3 favicon-hashtrick.py -k xxxxxxxxxxxxxxxxxxxxx -v ip_str,hostnames -u <favicon_url>

usage: favicon-hashtrick.py [-h] [-b FAVFILE64] [-f FAVFILE] [-u FAVURL] [-k SHOKEY] [-v VALUES] [-s]

options:
  -h, --help            show this help message and exit
  -b FAVFILE64, --favfile64 FAVFILE64
                        favicon source file (base64 format)
  -f FAVFILE, --favfile FAVFILE
                        favicon source file
  -u FAVURL, --favurl FAVURL
                        favicon source url
  -k SHOKEY, --shokey SHOKEY
                        Shodan API key
  -v VALUES, --values VALUES
                        values you want separated by comma, default: ip _str, can by: ip_str,http,data,domains,hash,ssl,timestamp,asn,_shodan,transport,os,isp,port,org,ip,tags,hostnames,location
  -s, --silent          silent mode, only results displayed

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Feel free to open an issue if you have any problem with the script.