Pentesting

Web Tool - WFuzz

A tool to FUZZ web applications anywhere.

Wfuzz has been created to facilitate the task in web applications assessments and it is based on a simple concept: it replaces any reference to the FUZZ keyword by the value of a given payload.

Installation

Installed in Kali

Github: https://github.com/xmendez/wfuzz

pip install wfuzz

Filtering options

--hs/ss "regex" #Hide/Show
#Simple example, match a string: "Invalid username"
#Regex example: "Invalid *"
--hc/sc CODE #Hide/Show by code in response
--hl/sl NUM #ide/Show by number of lines in response
--hw/sw NUM #ide/Show by number of words in response
--hc/sc NUM #ide/Show by number of chars in response

Output options

wfuzz -e printers #Prints the available output formats
-f /tmp/output,csv #Saves the output in that location in csv format

Encoders options

wfuzz -e encoders #Prints the available encoders
#Examples: urlencode, md5, base64, hexlify, uri_hex, doble urlencode

In order to use a encoder, you have to indicate it in the "-w" or "-z" option.

Examples:

-z file,/path/to/file,md5 #Will use a list inside the file, and will trnasform each value into its md5 hash before sending it
-w /path/to/file,base64 #Will use a list, and transforms to base64
-z list,each-element-here,hexlify #Inline list and to hex before sending values

CheetSheet

Login Form bruteforce

POST, Single list, filter string (hide)

wfuzz -c -w users.txt --hs "Login name" -d "name=FUZZ&password=FUZZ&autologin=1&enter=Sign+in" http://zipper.htb/zabbix/index.php
#Here we have filtered by line

POST, 2 lists, filder code (show)

wfuzz.py -c -z file,users.txt -z file,pass.txt --sc 200 h"name=FUZZ&password=FUZ2Z&autologin=1&enter=Sign+in" http://zipper.htb/zabbix/index.php
#Here we have filtered by code

GET, 2 lists, filter string (show), proxy, cookies

wfuzz -c -w users.txt -w pass.txt --ss "Welcome " -p 127.0.0.1:8080:HTML -b "PHPSESSIONID=1234567890abcdef;customcookie=hey" "http://example.com/index.php?username=FUZZ&password=FUZ2Z&action=sign+in"

Bruteforce Dicrectory/RESTful bruteforce

Arjun parameters wordlist

wfuzz -c -w /tmp/tmp/params.txt --hc 404 https://domain.com/api/FUZZ

Header Authentication

Basic, 2 lists, filter string (show), proxy

wfuzz -c -w users.txt -w pass.txt -p 127.0.0.1:8080:HTML --ss "Welcome" --basic FUZZ:FUZ2Z "http://example.com/index.php"

NTLM, 2 lists, filter string (show), proxy

wfuzz -c -w users.txt -w pass.txt -p 127.0.0.1:8080:HTML --ss "Welcome" --ntlm 'domain\FUZZ:FUZ2Z' "http://example.com/index.php"
wfuzz -c -w users.txt -p 127.0.0.1:8080:HTML --ss "Welcome " -H "Cookie:id=1312321&user=FUZZ" "http://example.com/index.php"

User-Agent, filter code (hide), proxy

wfuzz -c -w user-agents.txt -p 127.0.0.1:8080:HTML --ss "Welcome " -H "User-Agent: FUZZ" "http://example.com/index.php"

Host

wfuzz -c -w /usr/share/wordlists/SecLists/Discovery/DNS/subdomains-
top1million-20000.txt --hc 400,404,403 -H "Host: FUZZ.example.com" -u
http://example.com -t 100

HTTP Verbs (methods) bruteforce

Using file

wfuzz -c -w methods.txt -p 127.0.0.1:8080:HTML --sc 200 -X FUZZ "http://example.com/index.php"

Using inline list

$ wfuzz -z list,GET-HEAD-POST-TRACE-OPTIONS -X FUZZ http://testphp.vulnweb.com/

Directory & Files Bruteforce

#Filter by whitelisting codes
wfuzz -c -z file,/usr/share/wordlists/dirbuster/directory-list-2.3-medium.txt --sc 200,202,204,301,302,307,403 http://example.com/uploads/FUZZ

Tool to bypass Webs

https://github.com/carlospolop/fuzzhttpbypass