Category: Servers
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Powershell scripts fail when deployed via Group Policy as Startup scripts with Event ID 1055 and 1130
I recently went to deploy a new Powershell based Startup script in my test environment, and while the majority of my Windows machines happily complied, 2 of my test servers that were running Remote Desktop Services did not like the new Startup policy. The script itself was pretty straight forward – it pulled some files…
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Exploiting Apache Struts – CVE-2017-9805
CVE-2017-9805 is yet another very legitimate vulnerability in the Apache Struts framework. In the video, I demonstrate how easy it is to run a simple public python script against a vulnerable remote server, ultimately resulting in a reverse shell back to the attacker. In this post, I will cover all the steps shown in the…
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Installing VMware vSphere ESXi 6.5
In this video I go over all of the basics of getting up and running with my favorite hypervisor, VMware vSphere ESXi 6.5. Here is a quick run down of everything covered: Where to install ESXi, hard drive or USB drive? Creating a bootable USB drive with the VMware ESXi ISO image and Rufus Booting…
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What is VMware vSphere ESXi and vCenter?
In this video I give a quick break down of some of the key features and differences between VMware vSphere ESXi 6.5 and VMware vCenter 6.5. I also give a quick demonstration of what it looks like when both ESXi and the vCenter Server Appliance are fully booted and sitting at the console screen. Lastly,…
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ELK 5: Setting up a Grok filter for IIS Logs
In Pt. 3 of my setting up ELK 5 on Ubuntu 16.04 series, I showed how easy it was to ship IIS logs from a Windows Server 2012 R2 using Filebeat. One thing you may have noticed with that configuration is that the logs aren’t parsed out by Logstash, each line from the IIS log…
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ELK 5 on Ubuntu 16.04
In this series of posts I am going to cover everything needed to get Elasticsearch, Logstash and Kibana (ELK) up and running on Ubuntu 16.04. In the videos I use the desktop version of Ubuntu, but the process should be the same on the server version. In addition to the ELK stack I will also…
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ELK 5 on Ubuntu: Pt. 3 – Installing and Configuring Beats Agents on Windows Clients
In the previous two posts I went over everything from installing Ubuntu to getting the ELK stack setup and ingesting logs from itself. Now in this final post in the series I am going to cover collecting Windows Event and IIS logs from remote Windows clients. Here is the quick run down of exactly what…
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ELK 5 on Ubuntu: Pt. 2 – Installing and Configuring Elasticsearch, Logstash, Kibana & Nginx
In part one of this series, I went over the basics of installing and configuring Ubuntu 16.04. Now in this part, I am going to take that same VM and go over everything needed to create a functional ELK stack on a single server. By the end of this post the ELK stack will be…
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ELK 5 on Ubuntu: Pt. 1 – Installing and Configuring Ubuntu 16.04
In this post I am going to cover the steps needed to install and configure Ubuntu 16.04 Desktop as the base operating system for what is going to become the ELK Stack server. My intention with this first post is to help people running the ELK services on top of Windows be a little more…
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Home Server Rack – How Loud is it?
One of the most common questions I get when talking about running servers at home is, how loud is it? So in this video I give a quick demonstration comparing my mild gaming desktop to my home server rack consisting of 6 servers and a “custom” exhaust on the rear of the rack. I tried…
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