Bugku cyberpunk

Unzip the file , It's a txt file , Garbled code after opening , use notepad++ Turn to hexadecimal to check the file , use 010 editor Editor is also ok

  Look at the file header , It's a png file , search flag, No content found , Then change the file suffix to png Check it out.

emmm, A little handsome , But I didn't find it flag, Think about it first LSB Steganography

Law 1 ： use stegsolve see

For documents stegsolve open ,Analyse,Date Extract

 

Check the last three 0, The mode is generally RGB, If you don't find it , You can try another mode

Point again Preview, Drag the data to the top

Find out flag

Law two ： use kali see

You have to download zsteg Tools , Specific method Baidu , Drag the file into kali

Enter the command zsteg file name

  Can see flag 了