Gilberto’s Brother-OSINT

Description

Try to reveal what is hidden in this jpg.

Solution:

We are given only a screenshot. But if we look closely we find a twitter tab open. After a bit of googling, we found the twitter account 'Gilberto Georcia'

From his profile we get his date of birth November 20, 1994. On checking Gilberto's profile, we find a tweet

So, this must be Gilberto's brother that we are searching for.@gerardo_2001_ Going through his profile, we can guess his birth year from the username i.e 2001. On going through his profile, we find a tweet which tells us his bday - Dec 23, 2001

Also there is a link to his github account. Going through the profile, we can get the company name - Greg Tech

Difference between November 20, 1994 and December 23, 2001 is 2590 Therefore, the flag: gigem{greg_tech_2590}

Flag

gigem{greg_tech_2590}