Getting Roasted? Trellix Helix sees through AS-REP Attack

Getting Roasted? Trellix Helix sees through AS-REP Attack By Adithya Chandra and Maulik Maheta · March 17, 2026 Executive summary Threat actors regularly target Active Directory environments, continuously refining their toolsets and modifying attack frameworks to bypass security controls. However...

How Trellix Helix detects AS-REP Roasting in Active Directory

How Trellix Helix detects AS-REP Roasting in Active Directory By Adithya Chandra and Maulik Maheta · November 13, 2025 Executive Summary Adversaries use AS-REP Roasting to extract and crack password hashes from Active Directory AD accounts with Kerberos preauthentication disabled, a...

Exploit for CVE-2022-33679

CVE-2022-33679 Checker Lightweight checker that tests whether...

AS-REP Roasting

Active Directory users that have the Kerberos pre-authentication enabled and require access to a resource initiate the Kerberos authentication process by sending an Authentication Server… Continue reading - AS-REP Roasting...

AS-REP Roasting

Active Directory users that have the Kerberos pre-authentication enabled and require access to a resource initiate the Kerberos authentication process by sending an Authentication Server… Continue reading - AS-REP Roasting...

K51213246: BIG-IP APM AD authentication vulnerability CVE-2021-23008

Security Advisory Description BIG-IP APM AD Active Directory authentication can be bypassed using a spoofed AS-REP Kerberos Authentication Service Response response sent over a hijacked KDC Kerberos Key Distribution Center connection, or from an AD server compromised by an attacker.CVE-2021-23008...

Kerberos Authentication Check Scanner

This module will test Kerberos logins on a range of machines and report successful logins. If you have loaded a database plugin and connected to a database this module will record successful logins and hosts so you can track your access. Kerberos accounts which do not require pre-authentication...

Windows Kerberos RC4 MD4 Encryption Downgrade Privilege Escalation Vulnerability

Windows: Kerberos RC4 MD4 Encryption Downgrade EoP Platform: Windows 10+ Class: Elevation of Privilege Security Boundary: User Summary: The KDC allows an interposing attacker to downgrade to RC4 MD4 encryption in compromising the user's TGT session key resulting in EoP. NOTE: I tried to look if...

What is AS-REP Roasting attack, really?

Microsoft's Active Directory is said to be used by 95% of Fortune 500. As a result, it is a prime target for attackers as they look to gain access to credentials in the organization, as compromised credentials provide one of the easiest ways for hackers to access your data. A key authentication...

AD Starter Scan - Kerberos Pre-authentication Validation

Binary data adsikerberospreauth.nbin...

CVE-2021-23008

On version 15.1.x before 15.1.3, 14.1.x before 14.1.4, 13.1.x before 13.1.4, 12.1.x before 12.1.6, and all versions of 16.0.x and 11.6.x., BIG-IP APM AD Active Directory authentication can be bypassed via a spoofed AS-REP Kerberos Authentication Service Response response sent over a hijacked KDC...

Authentication flaw

On version 15.1.x before 15.1.3, 14.1.x before 14.1.4, 13.1.x before 13.1.4, 12.1.x before 12.1.6, and all versions of 16.0.x and 11.6.x., BIG-IP APM AD Active Directory authentication can be bypassed via a spoofed AS-REP Kerberos Authentication Service Response response sent over a hijacked KDC...

Windows Kerberos - Elevation of Privilege (MS14-068) Exploit

Exploit for windows platform in category remote exploits !/usr/bin/python MS14-068 Exploit Author ------ Sylvain Monne Contact : sylvain dot monne at solucom dot fr http://twitter.com/bidord import sys, os from random import getrandbits from time import time, localtime, strftime from kek.ccache...