Quick Malware Analysis: ICEDID (BOKBOT) with COBALT STRIKE pcap from 2022-10-17

Thanks to Brad Duncan for sharing this pcap!
https://www.malware-traffic-analysis.net/2022/10/17/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

The screenshots below show some of the interesting Suricata alerts, Zeek logs, and session transcripts.

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More Samples

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

Screenshots

Click the first image to start the screenshot tour:

NIDS alerts

Drilling into an interesting NIDS alert for HTTP traffic and pivoting to full packet capture

ASCII transcript for HTTP alert

Overview of all network metadata

HTTP metadata

File transfer metadata

x509 certificate metadata

Zeek Notices for invalid SSL certificates

DNS metadata

SSL metadata

Connection metadata