Tag: security
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Analyzing & Detecting IIS Backdoors
IIS Extensions As Backdoors Microsoft recently published an interesting blog explaining how they’ve noticed a new trend where attackers have been leveraging Internet Information Services (IIS) extensions to covertly backdoor Windows servers: https://www.microsoft.com/security/blog/2022/07/26/malicious-iis-extensions-quietly-open-persistent-backdoors-into-servers/ The Microsoft post contains a wealth of information on this topic, but I really wanted to dig through the specifics in order…
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Defending Against PowerShell Attacks
It’s no secret that I am a big fan of PowerShell and recently I have been spending a considerable amount of time researching and testing it from a security perspective. While there is a lot of solid information out there, I have found it can still be a challenge to really get a solid grasp…
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Gathering Windows, PowerShell and Sysmon Events with Winlogbeat – ELK 7 – Windows Server 2016 (Part II)
In part I of this series, Installing ELK 7 (Elasticsearch, Logstash and Kibana) on Windows Server 2016, I covered the following: Installing and configuring Elasticsearch, Logstash, and Kibana as Windows services Installing and configuring Winlogbeat to forward logs from the ELK server into ELK Installing and configuring Curator as a scheduled task (optional) Now, in…
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Installing ELK 7 (Elasticsearch, Logstash and Kibana) – Windows Server 2016 (Part I)
I am a huge fan of the Elastic stack as it can provide a great deal of visibility into even the largest of environments, which can help enable both engineering and security teams rapidly triage technical issues or incidents at scale. There’s also the fact that unlike Splunk, the Elastic software is free to use…
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Home Lab Cooling Upgrade!
In this video I show off my latest project – Upgrading the cooling system on my home lab in hopes of making it a little more efficient while quieting things down a bit. The original setup consisted of the following: 2 x 6″ Ducts with Fans 6″ Flexible Ducting Originally there was just a single…
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My Journey Into The OSCP
Intro This post is going to break away from my typical technical how-to style posts, and talk a little bit about something that has been a personal goal of mine for some time โ The Offensive Security Certified Professional. When it comes to even thinking about enrolling in the OSCP, most people will question if…
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Home Lab Setup (2017)
In this post and video I give a quick run down of my Home Lab – everything from the rack itself, to the hardware and the basics of what everything is being used for. I started this project towards the end of 2012 with a single Dell PowerEdge 2950 GII and was hoping to teach…
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ELK Stack – Installing and Configuring Curator
In this post I am going to quickly cover what is needed to get Curator up and running on the ELK stack. In the last few posts about the ELK stack I covered everything needed to get it installed, configured and ingesting logs reliably. If you missed those posts, you can find them here: ELK…
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ELK Stack – Tips, Tricks and Troubleshooting
This post is going to be a sort of a follow up to my ELK 5 on Ubuntu 16.04 series. I am going to cover some of the lessons I have learned over the last few months of maintaining a running ELK stack instance. I am also going to cover some one liners that can…
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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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