CHALLENGE INFORMATION

Platform: TryHackMe
Path: Complete Beginner
Module: Cryptography
Room: John the Ripper: The Basics
Description: Learn how to use John the Ripper, a powerful and adaptable hash-cracking tool.

Introduction

Question 1: Let’s begin!

No answer needed

Basic Terms

Question 1: What is the most popular extended version of John the Ripper?

Jumbo John

Setting Up Your System

Question 1: Which website’s breach was the rockyou.txt wordlist created from?

rockyou.com

Cracking Basic Hashes

Question 1: What type of hash is hash1.txt?

md5

Question 2: What is the cracked value of hash1.txt?

biscuit

Question 3: What type of hash is hash2.txt?

sha1

Question 4: What is the cracked value of hash2.txt?

kangeroo

Question 5: What type of hash is hash3.txt?

sha256

Question 6: What is the cracked value of hash3.txt?

microphone

Question 7: What type of hash is hash4.txt?

whirlpool

Question 8: What is the cracked value of hash4.txt?

colossal

Cracking Windows Authentication Hashes

Question 1: What do we need to set the --format flag to in order to crack this hash?

nt

Question 2: What is the cracked value of this password?

mushroom

Cracking /etc/shadow Hashes

Question 1: What is the root password?

1234

Single Crack Mode

Question 1: What is Joker’s password?

Jok3r

Custom Rules

Question 1: What do custom rules allow us to exploit?

password complexity predictability

Question 2: What rule would we use to add all capital letters to the end of the word?

Az"[A-Z]"

Question 3: What flag would we use to call a custom rule called THMRules?

--rule=THMRules

Cracking Password Protected Zip Files

Question 1: What is the password for the secure.zip file?

pass123

Question 2: What is the contents of the flag inside the zip file?

<redacted-flag>

Cracking Password-Protected RAR Archives

Question 1: What is the password for the secure.rar file?

password

Question 2: What are the contents of the flag inside the zip file?

<redacted-flag>

Cracking SSH Keys with John

Question 1: What is the SSH private key password?

mango

Further Reading

Question 1: Time for a new challenge!

No answer needed