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【TryHackMe】CyberChef: The Basics:Walkthrough

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概要

TryHackMe「CyberChef: The Basics」のWalkthroughです。

Task3

Q1.In which area can you find "From Base64"?

A.operations

Q2.Which area is considered the heart of the tool?

A.Recipe

Task4

Q1.At which step would you determine, "What do I want to accomplish?

A.1

Task5

Q1.What is the hidden email address?

Hint.Use the operation "Extract email addresses".

Extract email addressesを使用してEmailアドレスをテキストから抽出出来ました。

image.png

A.hidden@￰hotmail.com

Q2.What is the hidden IP address that ends in .232?

Hint.Use the operation "Extract IP addresses".

Extract IP addressesを使用して2つのIPアドレスを抽出出来ました。

image.png

A.102.20.11.232

Q3.Which domain address starts with the letter "T"?

Hint.Use the operation "Extract domains".

Extract domainsを使用して2つのドメインを抽出出来ました。

image.png

A.TryHackMe.com

Q4.What is the binary value of the decimal number 78?

Hint.Combine the operations "From Decimal" and "To Binary".

From Decimal->To Binaryの順で変換します。

image.png

A.01001110

Q5.What is the URL encoded value of https://tryhackme.com/r/careers?

Hint.Use the "URL Encode" operation with the "Encode all special chars" checkbox enabled.

URL Encodeを使用してURLエンコードします。

image.png

A.https%3A%2F%2Ftryhackme%2Ecom%2Fr%2Fcareers

Task6

Q1.Using the file you downloaded in Task 5, which IP starts and ends with "10"?

Hint.Use the operation "Extract IP addresses" and check the "IPv4" checkbox.

Extract IP addressesを使用して2つのIPアドレスを抽出出来ました。

image.png

A.10.10.2.10

Q2.What is the base64 encoded value of the string "Nice Room!"?

Hint.Use the operation "To Base64".

To Base64を使用してBase64エンコードします。

image.png

A.TmljZSBSb29tIQ==

Q3.What is the URL decoded value for https%3A%2F%2Ftryhackme%2Ecom%2Fr%2Froom%2Fcyberchefbasics?

Hint.Use the operation "URL Decode".

URL DecodeでURLをデコードします。

image.png

A.https://tryhackme.com/r/room/cyberchefbasics

Q4.What is the datetime string for the Unix timestamp 1725151258?

Hint.Use the operation "From UNIX Timestamp" with default parameters.

From UNIX Timestampを使用して変換します。

image.png

A.Sun 1 September 2024 00:40:58 UTC

Q5.What is the Base85 decoded string of the value <+oue+DGm>Ap%u7?

Hint.Use the operation "From Base85" with default parameters.

From Base85を使用してBase85でデコードします。

image.png

A.This is fun!

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