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...

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...

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...

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...