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Noticing command and control channels by reviewing DNS protocols, (Mon, Nov 13th)

published on 2023-11-14 00:01:25 UTC by
Content:

Malicious software pieces installed in computers call home. Some of them can be noticed because they perform DNS lookup and some of them initiates connection without DNS lookup. For this last option, this is abnormal and can be noticed by any Network Detection and Response (NDR) tool that reviews the network traffic by at least two weeks.

Article: Noticing command and control channels by reviewing DNS protocols, (Mon, Nov 13th) - published 8 months ago.

https://isc.sans.edu/diary/rss/30396
Published: 2023 11 14 00:01:25
Received: 2023 11 14 00:15:22
Feed: SANS Internet Storm Center, InfoCON: green
Source: SANS Internet Storm Center, InfoCON: green
Category: Alerts
Topic: Vulnerabilities
Views: 0