Category: SANS™ Internet Storm Center

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

The vast majority of red team exercises that I (and my team, of course) have been doing lately are assumed breach scenarios. In an assumed breach scenario (and we cover this in the amazing SEC565: Red

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

There are many malicious scripts available on the Internet. Github has plenty of info stealers and RATs made available “for testing or research purposes”. Here is one that I found recently: Trap-Stealer[1]. Often those scripts are

I was asked how one can decode a bunch of BASE64 encoded IOCs with my tools. I'm going to illustrate my method using the phishing SVG samples I found on VirusTotal (see "Increase In Phishing SVG

[This is a Guest Diary by John Paul Zaguirre , an ISC intern as part of the SANS.edu BACS program] Introduction This is a blog post documentation on how to set up the DShield Sensor in

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

[This is a Guest Diary by David Fitzmaurice, an ISC intern as part of the SANS.edu Bachelor's Degree in Applied Cybersecurity (BACS) program [1]. Over the last six months there have been frequent SSH connections leaving

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

Few months ago, I noticed that something strange was happening with the number of servers seen by Shodan in Russia... In order to identify any unusual changes on the internet that might be worth a closer