Description

  • The dimension of a playground is given as 1359x789.
  • Can you find out the most important information hidden in this file using the given data?

Solution

  • Download the file.
  • We shall understand that there are some errors in the Hex values.
  • So let’s correct it.

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  • After analyzing several packets we can conclude that there is something to be done with ICMP.
  • So apply the ICMP filter and start analyzing.
  • We can see that packets from the source = 192.168.1.200 has some ZIP Magic Numbers.
  • In scapy there are lots of ways to extract the data.

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S Abhishek

Data Engineer Intern @Rolls-Royce | Computer Science Undergraduate | Amrita Vishwa Vidyapeetham | Former Member of security research & CTF team — @teambi0s.