BUUCTF：FLAG

Subject address: https://buuoj.cn/challenges#FLAG

stegsolveOpen found in LSBthe RGBthis is a zipfile, Save Binsave it asflag.zip

flag.zipAlthough it will prompt decompression is 文件格式有损坏, but it does not matter, still extracting

1a ELFfile

using the IDAopen, or Linuxto run directly, you can get flag

hctf{
    
    dd0gf4c3tok3yb0ard4g41n~~~}