Spray

A Password Spraying tool for Active Directory Credentials by Jacob Wilkin(Greenwolf)

Getting Started

These instructions will show you the requirements for and how to use Spray.

Prerequisites

All requirements come preinstalled on Kali Linux, to run on other flavors or Mac just make sure curl(owa & lync) and rpcclient(smb) are installed using apt-get or brew. (rpcclient is not available on macOS, and therefore smb spray will not work)

rpcclient
curl

Using Spray

This script will password spray a target over a period of time It requires password policy as input so accounts are not locked out

Accompanying this script are a series of hand crafted password files for multiple languages. These have been crafted from the most common active directory passwords in various languages and all fit in the complex (1 Upper, 1 lower, 1 digit) catagory.

SMB

To password spray a SMB Portal, a userlist, password list, attempts per lockout period, lockout period length and the domain must be provided

Useage: spray.sh -smb <targetIP> <usernameList> <passwordList> <AttemptsPerLockoutPeriod> <LockoutPeriodInMinutes> <DOMAIN>
Example: spray.sh -smb 192.168.0.1 users.txt passwords.txt 1 35 SPIDERLABS
Optionally Skip Username%Username Spray: spray.sh -smb 192.168.0.1 users.txt passwords.txt 1 35 SPIDERLABS skipuu

OWA

To password spray an OWA portal, a file must be created of the POST request with the Username: [email protected], and Password: spraypassword

Useage: spray.sh -owa <targetIP> <usernameList> <passwordList> <AttemptsPerLockoutPeriod> <LockoutPeriodInMinutes> <RequestsFile>
Example: spray.sh -owa 192.168.0.1 users.txt passwords.txt 1 35 post-request.txt

Lync

To password spray a lync service, a lync autodiscover url or a url that returns the www-authenticate header must be provided along with a list of email addresses

Useage: spray.sh -lync <targetIP> <usernameList> <passwordList> <AttemptsPerLockoutPeriod> <LockoutPeriodInMinutes>
Example: spray.sh -lync https://lyncdiscover.spiderlabs.com/ users.txt passwords.txt 1 35
Example: spray.sh -lync https://lyncweb.spiderlabs.com/Autodiscover/AutodiscoverService.svc/root/oauth/user users.txt passwords.txt 1 35

CISCO Web VPN

To password spray a CISCO Web VPN service, a target portal or server hosting a portal must be provided

Useage: spray.sh -cisco <targetURL> <usernameList> <passwordList> <AttemptsPerLockoutPeriod> <LockoutPeriodInMinutes>
Example: spray.sh -cisco 192.168.0.1 usernames.txt passwords.txt 1 35

OpenVPN Web Portal

To password spray an OpenVPN web portal a target IP address and port must be provided

Useage: spray.sh -ovpn <targetIP> <targetPort> <usernameList> <passwordList> <AttemptsPerLockoutPeriod> <LockoutPeriodInMinutes>
Example: spray.sh -ovpn 192.168.0.1 943 usernames.txt passwords.txt 1 35

Password List Update

It is also possible to update the supplied 2016/2017 password list to the current year

Useage: spray.sh -passupdate <passwordList>
Example: spray.sh -passupdate passwords.txt

An optional company name can also be provided to add to the list

Useage: spray.sh -passupdate <passwordList> <CompanyName>
Example: spray.sh -passupdate passwords.txt Spiderlabs

Username generation

A username list can also be generated from a list of common names

Useage: spray.sh -genusers <firstnames> <lastnames> "<<fi><li><fn><ln>>"
Example: spray.sh -genusers english-first-1000.txt english-last-1000.txt "<fi><ln>"
Example: spray.sh -genusers english-first-1000.txt english-last-1000.txt "<fn>.<ln>"

Authors

• Jacob Wilkin - Research and Development - Trustwave SpiderLabs

Donation

If this tool has been useful for you, feel free to thank me by buying me a coffee :)

License

Spray Created by Jacob Wilkin Copyright (C) 2017 Trustwave Holdings, Inc.

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

Acknowledgments

• Thanks to insidetrust for their great statistically likely usernames project which I have included in the name-lists folder
• Thanks to iditabad and vortexau for their pull request contributions to the project.