HackTheBox - Blazorized

IppSec · Beginner ·🔐 Cybersecurity ·1y ago
00:00 - Introduction 01:30 - Start of nmap 03:30 - Examining the website looking for interesting functionality 07:50 - The check updates page loads a unique DLL and puts a JWT in the request 12:30 - Opening Blazorized.Helpers.Dll with ilSpy to discover a hardcoded JWT 15:27 - Using Burp to add the header to all of our requests and installing the Blazor Traffic Processor Plugin 19:00 - Examining the traffic, discovering the server instructs our client to get a JWT from localstorage 22:00 - Discovering MSSQL Injection in the Super Admin Panel, getting RCE 29:30 - Reverse shell returned 31:56 - R…
Watch on YouTube ↗ (saves to browser)

Chapters (16)

Introduction
1:30 Start of nmap
3:30 Examining the website looking for interesting functionality
7:50 The check updates page loads a unique DLL and puts a JWT in the request
12:30 Opening Blazorized.Helpers.Dll with ilSpy to discover a hardcoded JWT
15:27 Using Burp to add the header to all of our requests and installing the Blazor
19:00 Examining the traffic, discovering the server instructs our client to get a JW
22:00 Discovering MSSQL Injection in the Super Admin Panel, getting RCE
29:30 Reverse shell returned
31:56 Running SharpHound, then standing up a WebDAV server on nginx so we can use fi
39:00 Starting Bloodhound discovering we can SetSPN on another user
45:20 Setting the SPN on a user via Powerview, which lets us kerberoast to get a has
50:20 Using PowerView Find-InterestingDomainAcl to show unique things our user can d
58:50 Using AccessChk to find a writable directory in the SYSVOL Directory
1:03:50 Using Powerview to set the Login Script to our file and getting a shell
1:10:00 Using mimikatz to dcsync and get the administrator password

Playlist

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