给的是bmp图片,猜测是图片隐写
拖到Stegsolve.jar中查看rgb低位,发现一串由base64加密的字符串
提取出来用在线网站解密即可
ZmxhZ3tsNURHcUYxcFB6T2IyTFU5MTlMTWFCWVM1QjFHMDFGRH0=
解密得到
flag{l5DGqF1pPzOb2LU919LMaBYS5B1G01FD}
标签:Stegsolve,14,隐写,解密,l5DGqF1pPzOb2LU919LMaBYS5B1G01FD,CTF,图片
From: https://blog.51cto.com/u_15836850/6147344