VolgaCTF 2019 Qualifier - JOI - Stego - 150

Chall

All we have is just one image

result.png

Solve

We just have to open stegsolve and change plans until qrcode return the flag to us. The right plan is red plane 0

VolgaCTF{5t3g0_m4tr3shk4_in_4cti0n}

Original writeup (https://github.com/fernandormoraes/write-ups/blob/master/volgactf-2019/joi.md).