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https://github.com/gwen001/favicon-hashtrick

Python script implementing the favicon hash trick to find subdomains.
https://github.com/gwen001/favicon-hashtrick

bugbounty favicon pentesting python security-tools shodan

Last synced: 6 days ago
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Python script implementing the favicon hash trick to find subdomains.

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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
$ python3 favicon-hashtrick.py -k xxxxxxxxxxxxxxxxxxxxx -v ip_str,hostnames -u
```

```
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](/../../issues/) if you have any problem with the script.