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Hands-On Network Forensics

You're reading from   Hands-On Network Forensics Investigate network attacks and find evidence using common network forensic tools

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Product type Paperback
Published in Mar 2019
Publisher
ISBN-13 9781789344523
Length 358 pages
Edition 1st Edition
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Concepts
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Author (1):
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Nipun Jaswal Nipun Jaswal
Author Profile Icon Nipun Jaswal
Nipun Jaswal
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Table of Contents (16) Chapters Close

Preface 1. Section 1: Obtaining the Evidence FREE CHAPTER
2. Introducing Network Forensics 3. Technical Concepts and Acquiring Evidence 4. Section 2: The Key Concepts
5. Deep Packet Inspection 6. Statistical Flow Analysis 7. Combatting Tunneling and Encryption 8. Section 3: Conducting Network Forensics
9. Investigating Good, Known, and Ugly Malware 10. Investigating C2 Servers 11. Investigating and Analyzing Logs 12. WLAN Forensics 13. Automated Evidence Aggregation and Analysis 14. Other Books You May Enjoy 15. Assessments

A real-world case study – investigating a banking Trojan on the network

For this exercise, you can download the PCAP from https://github.com/nipunjaswal/networkforensics/blob/master/Ch6/Emoter%20Banking%20Trojan%20Sample/2018-11-14-Emotet-infection-with-IcedID-banking-Trojan.pcap. Let's open the PCAP in NetworkMiner and examine the Hosts tab as follows:

We have sorted the hosts based on the number of packets received by them. We can see that 10.11.14.101 and 185.129.49.19 are found to be receiving the greatest number of packets. Next, looking at the files from the Files tab, we can see that a document and an executable have been found in the capture:

Next, let's calculate its checksum to search for it on sites such as VirusTotal and Hybrid-Analysis, as shown in the following screenshot:

We can see that we have the signatures generated as follows:

Let&apos...

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