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Added NTLM operation
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Hashing operation - MD4 on UTF16LE-encoded input
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brun0ne committed Sep 27, 2022
1 parent c2cf535 commit f1ce67d
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Showing 4 changed files with 71 additions and 2 deletions.
3 changes: 2 additions & 1 deletion src/core/config/Categories.json
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Expand Up @@ -376,7 +376,8 @@
"CRC-8 Checksum",
"CRC-16 Checksum",
"CRC-32 Checksum",
"TCP/IP Checksum"
"TCP/IP Checksum",
"NTLM"
]
},
{
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46 changes: 46 additions & 0 deletions src/core/operations/NTLM.mjs
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/**
* @author brun0ne [brunonblok@gmail.com]
* @copyright Crown Copyright 2022
* @license Apache-2.0
*/

import Operation from "../Operation.mjs";

import cptable from "codepage";
import {runHash} from "../lib/Hash.mjs";

/**
* NTLM operation
*/
class NTLM extends Operation {

/**
* NTLM constructor
*/
constructor() {
super();

this.name = "NTLM";
this.module = "Crypto";
this.description = "Performs NTLM hashing on the input. It works by running MD4 on UTF16LE-encoded input. NTLM hashes are considered weak because they can be brute-forced very easily with modern hardware.";
this.infoURL = "https://en.wikipedia.org/wiki/NT_LAN_Manager";
this.inputType = "string";
this.outputType = "string";
this.args = [];
}

/**
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
const format = 1200;
const encoded = cptable.utils.encode(format, input);
const hashed = runHash("md4", encoded);

return hashed.toUpperCase();
}
}

export default NTLM;
2 changes: 1 addition & 1 deletion tests/operations/index.mjs
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Expand Up @@ -121,7 +121,7 @@ import "./tests/Subsection.mjs";
import "./tests/CaesarBoxCipher.mjs";
import "./tests/LS47.mjs";
import "./tests/LZString.mjs";

import "./tests/NTLM.mjs";

// Cannot test operations that use the File type yet
// import "./tests/SplitColourChannels.mjs";
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22 changes: 22 additions & 0 deletions tests/operations/tests/NTLM.mjs
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/**
* NTLM test.
*
* @author brun0ne [brunonblok@gmail.com]
* @copyright Crown Copyright 2022
* @license Apache-2.0
*/
import TestRegister from "../../lib/TestRegister.mjs";

TestRegister.addTests([
{
name: "NTLM Hashing",
input: "QWERTYUIOPASDFGHJKLZXCVBNM1234567890!@#$%^&*()_+.,?/",
expectedOutput: "C5FA1C40E55734A8E528DBFE21766D23",
recipeConfig: [
{
op: "NTLM",
args: [],
},
],
}
]);

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