![]() If you’ve set up Wireshark according to our initial tutorial about customizing Wireshark displays, your display should look similar to Figure 6. Open Example-1-Emotet-infection.pcap in Wireshark and use a basic web filter as described in our previous tutorial about Wireshark filters. Example-5-Emotet-infection-with-Qakbot.pcap.Example-4-Emotet-infection-with-Trickbot.pcap.Example-3-Emotet-with-spambot-traffic-part-2.pcap. ![]() Example-2-Emotet-with-spambot-traffic-part-1.pcap.This should give you the following five pcap files: Use infected as the password to extract pcaps from these ZIP archives. Downloading one of the ZIP archives for this tutorial. GitHub repository with links to ZIP archives used for this tutorial. ![]() Once on the GitHub page, click on each of the ZIP archive entries and download them, as shown in Figures 4 and 5. Pcaps of Emotet Infection Activityįive password-protected ZIP archives containing pcaps of recent Emotet infection traffic are available at this GitHub repository. Analysts should search for traffic from other malware when investigating traffic from an Emotet-infected host.įinally, an Emotet-infected host may also become a spambot generating large amounts of traffic over TCP ports associated with SMTP like TCP ports 25, 465 and 587. Since Emotet is also a malware dropper, the victim may become infected with other malware. This C2 activity also consists of data exfiltration and traffic to update the initial Emotet binary. This C2 activity can use either standard or non-standard TCP ports associated with HTTP traffic. Previously, this binary had been a Windows EXE file.Įmotet C2 traffic consists of encoded or otherwise encrypted data sent over HTTP. 21, 2020, the initial binary for Emotet has been a Windows DLL file.
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