On this webcast, we’ll guide you through an iterative process of building and deploying effective and practical Group Policy Objects (GPOs) that increase security posture. Download slides: https://www.activecountermeasures.com/presentations/ 0:45 Introducing what a kill chain is and general background you need for this webcast 15:53 Getting into group policies, best practices, group policies that we’re not covering […]
Click on the timecodes to jump to that part of the video (on YouTube) Download slides: https://www.activecountermeasures.com/presentations 4:18 Problem statement and exploitation timeline8:28 MapReduce and Hadoop overview, overview of open-source software based on Hadoop architecture and their vulnerabilities14:15 Live demonstration of standing up a stack in EMR, terminology, auto-scaling risks, proper security postures for any new […]
Jordan Drysdale // tl;dr BHIS made some interesting discoveries while working with a customer to audit their Amazon Web Services (AWS) infrastructure. At the time of the discovery, we found two paths to ingress the customer’s virtual private cloud (VPC) through the elastic map reduce (EMR) application stacks. One of the vulns that gained us […]
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 […]
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 […]
