# Observe Closely Forensics, 50 point## Description:> A simple image with a couple of twists...## Solution:The challenge give as a file *Griffith_Observatory.png*.I run `binwalk` on it and we get::```bashbinwalk Griffith_Observatory.png 
DECIMAL       HEXADECIMAL     DESCRIPTION--------------------------------------------------------------------------------0             0x0             PNG image, 320 x 155, 8-bit/color RGBA, non-interlaced41            0x29            Zlib compressed data, default compression127759        0x1F30F         Zip archive data, at least v2.0 to extract, compressed size: 2587, uncompressed size: 16664, name: hidden_binary130500        0x1FDC4         End of Zip archive, footer length: 22```So there is an hidden binary in it. We can extract it with `binwalk -e Griffith_Observatory.png` and run the binary in it.```bash./hidden_binary Ah, you found me!utflag{2fbe9adc2ad89c71da48cabe90a121c0}```And we get the flag: `utflag{2fbe9adc2ad89c71da48cabe90a121c0}`