题目地址:https://buuoj.cn/challenges#LSB

BUUCTF:LSB_Data


BUUCTF:LSB_Data_02


题目提示是:LSB

使用stegsolve打开,在Red plane 0Grenn plane 0Blue plane0通道发现图片的上方好有东西

BUUCTF:LSB_Red_03


BUUCTF:LSB_Red_04


BUUCTF:LSB_Red_05


Analyse->Data Extract

调整至如下,发现这是一张图片,Save Bin保存为flag.png

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BUUCTF:LSB_Red_06


BUUCTF:LSB_Data_07


BUUCTF:LSB_Red_08

cumtctf{1sb_i4_s0_Ea4y}