Missing in Action

We have this challenge description:

Roland Sanchez from Birmingham, UK is missing. The family are convinced he was kidnapped on a business trip. Can you help?

LinkedIn

We can start by entering some key words in a search engine:

The first thing that pops out is LinkedIn:

Here we have the company’s name: Egotistical Bank.

Twitter

If we enter the company’s name in a search engine, the first thing that pops out is Twitter:

And here we are pointed to foursquare.com:

Searching for user activity

At this point, we can use Dorks to see if Roland Sanchez is related to this website:

And we can see his profile, and the flag is in one of his posts:

Flag

If we use a more specific Dork, we will see the flag directly from the search engine:

HTB{J4Va_c0St_M3_m0r3_than_1_th0ugh7}