Comeacroppa
Table of Contents
Overview
- Solved by: @siunam
- 544 solves / 100 points
- Author: Yo_Yo_Bro
- Overall difficulty for me (From 1-10 stars): ★☆☆☆☆☆☆☆☆☆
Background
I was sorting through my photo album and I cannot seem to place this picture. Can you let me know what suburb this is in?
Flag format DUCTF{suburb}
Author: Nosurf
Find The Flag
In this challenge, we can download a file:
┌[siunam♥Mercury]-(~/ctf/DownUnderCTF-2023/Misc/Comeacroppa)-[2023.09.05|19:19:30(HKT)]
└> file ComeACroppa.png
ComeACroppa.png: PNG image data, 1682 x 1238, 8-bit/color RGBA, non-interlaced
In this image, we can actually see 1 big hint - the building on the left-hand side:
We can also upload this image to Google Lens for reverse image search:
Right off the bat, the first result is very similar to the challenge’s image!
Let’s go to that website and search for 1800, 1866, 1860, etc.
Upon searching, I found this “Scotch Pie House”:
Which matches the challenge’s image’s left-hand side building! And the suburb is “Maldon”.
- Flag:
DUCTF{Maldon}
Conclusion
What we’ve learned:
- Reverse image search