Windows Kernel Exploitation – HEVD x64 Type Confusion
In the last post, we looked at a Stack Overflow in HEVD on Windows 11 x64, now are going to continue with a Type Confusion Vulnerability.
10Jul
02Jul
Windows Kernel Exploitation – HEVD x64 Stack Overflow
After setting up our debugging environment, we will look at HEVD for a few posts before diving into real-world scenarios. HEVD is an awesome, intentionally vulnerable driver by HackSysTeam that allows exploiting a lot of different kernel vulnerability types. I think this one is great to get...
01Jul
Windows Kernel Exploitation – VM Setup
In this series about Windows kernel exploitation, we will explore various kernel exploit techniques & targets. This short first part will deal with the VM setup for the rest of the series.
14Jun
Bypassing DEP with VirtualProtect (x86)
In the last post we explored how to exploit the rainbow2.exe binary from the vulnbins repository using WriteProcessMemory & the "skeleton" method. Now we are going to explore how to use VirtualProtect and instead of setting up the arguments on the stack with dummy values and then replacing them, we...
12Jun
Bypassing DEP with WriteProcessMemory (x86)
In this post I will show an example on how to bypass DEP with WriteProcessMemory. This is a bit more complicated than doing it with VirtualProtect but nonetheless an interesting technical challenge. For the target binary I will use rainbow2.exe from my vulnbins repository.
29Jan
ASP, Windows Containers, Responder & NoPAC – Anubis @ HackTheBox
We are solving Anubis, a 50-point windows machine on HackTheBox which involves an ASP template injection, windows containers, and stealing hashes with Responder. Later we'll escalate privileges using noPAC.
19Jan
Lab – Baby Walkthrough
Baby is an easy machine on Vulnlab that involves enumerating LDAP & spraying credentials. For SYSTEM we exploit SeBackup & SeRestore Privileges.
16Jan
Lab – Rainbow Walkthrough
Rainbow is a medium difficulty machine that involves a SEH-based buffer overflow for user and a UAC bypass for root.
05Dec
Stealing Hashes with Responder, GPO Permissions & Unintended Ways – Vault @ PG Practice
We are solving Vault from PG Practice. This machine involves planting malicious files on an SMB share to steal hashes. For root, we will abuse GPO Permissions and explore 2 unintended privilege escalations.
27Nov
Password Spraying, gMSA, ADIDNS & Constrained Delegation – Intelligence @ HackTheBox
We are solving intelligence, a nice windows machine on HackTheBox, created by Micah. For user, we will enumerate pdfs on a webserver & will use both the content & metadata to find valid credentials of a domain user. For root, we update a DNS entry, steal a hash & dump...