Pick Me Up

Posted on Tue 02 May 2023 in ctf

This is a writeup of the Pick Me Up challenge which was part of the misc category during TAMUctf.

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The attached zip file contained the following image:

IMG_5070.jpg

Using Google Translate we receive the following messages translated into English:

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So far we have the following information: - the screenshot was taken on 4/20 - the flight boarded at 8:50 CDT in Taipei - the flight is operated by EVA Air

If we search the internet for flights from TPE to IAH we find the following direct flight that is operated by EVA Air On FlightAware we can look up when this flight left the gate on 4/20.

e5e9b24bd8ec79fbcf23e9b4c219a0d6.png

10:10PM CST (China Standard Time) is 9:10AM CDT (Central Daylight Time). That fits the boarding time so that is the correct flight.

The flag therefore is: gigem{00:28-D7}