Hunting down Threat Infrastructure (1)

In this two article series, I am going to explain how to spot anomalous activity in proxies and DNS queries coming out of your network. Additionally, I am also explaining how to recognize suspicious threat infrastructure, what elements you need to pay attention to, how this infrastructure behaves, what are the challenges for the defender and…

The evil side of DNS

Detection on this phase of the kill chain is not extremely complex, however from a business perspective it is critical for the organization to find this activity. An attacker who has progressed his attack to the C&C phase may be a dangerous and impactful threat for the business. Whether your organization is part of botnet…

All you ever wanted to know about malvertising

I just decided in the last minute that I am not going to write this article you are reading. Instead I am going to copy the links to 2 different video presentations and I am going to leave you with the real experts in this area. Both presentations are by RiskIQ personnel. If you are…

Threat hunting quick fix

Are you currently threat hunting and not finding much? I do not support this threat hunting modality however it is true that I use it when I do not have the time to go on a hunting trip and keep focused. This is not a silver bullet but it is true that it can help…

Cyber Threat Hunting (3): Hunting in the perimeter

In this third post we are going to see what we need to look at when hunting and detecting adversaries in the perimeter. We are also going to look at some of the firewall technologies and their log formats in order to detect anomalies in the inbound and outbound traffic in your network.    …

Cyber Threat Hunting (2): Getting Ready

In my previous post I went through the basics of hunting and its benefits for the organization and for analysts. To continue the journey, today I am going to cover the preparations you need to do before you go out there and hunt. We are covering preparations and locations to hunt. As you need some…

Cyber Threat Hunting (1): Intro

After some long months debating whether to write a white paper, and what potential topics I could write about – I just decided that I do not have enough time to go through the process of writing a research paper for the next 6 to 12 months. Instead, I am taking some of my research and current…