drunckj / challenge-2

A basic level ctf challenge for beginners

Challenge-2

A basic level ctf challenge for beginners

answer uploaded

download the image file present in this repo

• hint: the answer of the riddle is the password to something
• hint: the end is when u get a message called "Welcome Hacker (followed by a username u have to find) "

STEPS TO SOLVE:

Step 1: Steghide

the answer of the riddle is seven. seven is the key with which we hid the data inside the image. We can extract data from the image by

steghide extract -sf ctf_updated_photo.jpg

Step 2: Solving the ciphered output

it is a caeser cipher with a 7 digit shift

Step 3 : visiting the link and downloading the file in it

Step 4 : finding the username and password of the bin file

Strings is a command which is used to print string literals from binary executables

as you can see there are two entries in the output which ends with "==" sign
"==" denotes base64 cipher

username

password

Step 5: executing the bin file with the credentials

u did it congrats

Want to buy me a coffee: https://www.paypal.me/drunkcj