Click on the timecodes to jump to that part of the video (on YouTube) 2:26 Introduction, background history covering LaBrea Tar Pits and ARP Cache Poisoning and how they relate to this webcast and how “eavesarp” basically works. 14:15 Demo of “eavesarp” against a Stale Network Address Configuration (SNAC) attack. 28:45 Q&A This webcast was […]
Justin Angel// Introduction In penetration testing, ARP is most commonly discussed in terms of poisoning attacks where an attacker achieves a man-in-the-middle (MITM) position between victim nodes by contaminating the ARP cache tables of neighboring hosts. While initially inspired by this technique and the desire to derive a means of passively obtaining a list of […]
Beau Bullock// TL;DR Check-LocalAdminHash is a new PowerShell script that can check a password hash against multiple hosts to determine if it’s a valid administrative credential. It also has the ability to exfiltrate all PowerShell PSReadline console history files from every profile on every system that the credential provided is an administrator of. Get Check-LocalAdminHash […]
Joff Thyer// The Domain Name System (DNS) is the single most important protocol on the Internet. The distributed architecture of DNS name servers and resolvers has resulted in a resilient and highly scalable system that is largely unchanged from the early days of NSFNET. It is a unique solution that allows domain holders to manage […]
Download slides: https://www.activecountermeasures.com/presentations In this webcast we walk through the step-by-step defenses to stop the attackers in every step of the way we showed in Attack Tactics Part 5!!! Originally recorded as a live webcast on May 16th, 2019Presented by: John Strand, Jordan Drysdale, Kent Ickler Join the BHIS Blog Mailing List – get notified when […]
Podcast: Play in new window | Download
Download slides: https://www.activecountermeasures.com/presentations In this webcast we walk through the step-by-step defenses to stop the attackers in every step of the way we showed in Attack Tactics Part 5!!! Timecode links take you to YouTube: 2:53 Introduction, password spray toolkit, account lockout, honey accounts, canary tokens, and two factor authorization 12:00 PCI #fixthefuture , two […]
Michael Allen// A couple years ago, I had a YubiKey that was affected by a security vulnerability, and to fix the issue, Yubico sent me a brand new YubiKey for free. Since I didn’t use the old YubiKey for authentication after receiving the new one, I decided to see if I could turn it into […]
Timecode links take you to YouTube: 4:11 – Infrastructure & Background8:28 – Overview & Breakdown of Attack Methodology and Plans11:35 – Start of Attack (Gaining Access), Password Spraying Toolkit15:24 – Mailsniper, Retrieve Global Access List21:58 – Lateral Movement, OWA, VPN, SSH27:05 – Scanning/Enumeration, Nmap SSH Brute Force, “Find Open”, Movement, Gaining Access34:07 – Gaining Access, […]
Jordan Drysdale// This is basically a slight update and rip off of Marcello’s work out here: https://byt3bl33d3r.github.io/practical-guide-to-ntlm-relaying-in-2017-aka-getting-a-foothold-in-under-5-minutes.html /tl;dr – Zero to DA on an environment through an exposed OWA and a single factor VPN. An overview of the techniques is chopped from further down, and the attack summary, exists twice in this document: Identify network […]
