Security Onion: Quick Malware Analysis: October 2021 Forensic Challenge

Thanks to Brad Duncan for sharing this pcap and challenge!
https://isc.sans.edu/forums/diary/October+2021+Contest+Forensic+Challenge/27960/
https://isc.sans.edu/forums/diary/October+2021+Forensic+Contest+Answers+and+Analysis/27998/
https://www.malware-traffic-analysis.net/2021/10/22/index.html

We did a quick analysis of this pcap on the latest version of Security Onion via so-import-pcap:
https://docs.securityonion.net/en/2.3/so-import-pcap.html

Since there are three different compromised hosts in this challenge, this is the third of three blog posts. This third and final blog post will focus on 10.10.22.158.

Below are some of the interesting Suricata alerts, Zeek logs, and session transcripts.

About Security Onion

Security Onion is a versatile and scalable platform that can run on small virtual machines and can also scale up to the opposite end of the hardware spectrum to take advantage of extremely powerful server-class machines. Security Onion can also scale horizontally, growing from a standalone single-machine deployment to a full distributed deployment with tens or hundreds of machines as dictated by your enterprise visibility needs.

To learn more about Security Onion, please see:
https://securityonion.net
https://securityonion.net/docs

More Samples

Find all of our Quick Malware posts at:
https://blog.securityonion.net/search/label/quick%20malware%20analysis

Screenshots