tedious
Version:
A TDS driver, for connecting to MS SQLServer databases.
133 lines (132 loc) • 23.5 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _writableTrackingBuffer = _interopRequireDefault(require("./tracking-buffer/writable-tracking-buffer"));
var crypto = _interopRequireWildcard(require("crypto"));
var _jsMd = _interopRequireDefault(require("js-md4"));
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function (e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, default: e }; if (null === e || "object" != typeof e && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (const t in e) "default" !== t && {}.hasOwnProperty.call(e, t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, t)) && (i.get || i.set) ? o(f, t, i) : f[t] = e[t]); return f; })(e, t); }
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
class NTLMResponsePayload {
constructor(loginData) {
this.data = this.createResponse(loginData);
}
toString(indent = '') {
return indent + 'NTLM Auth';
}
createResponse(challenge) {
const client_nonce = this.createClientNonce();
const lmv2len = 24;
const ntlmv2len = 16;
const domain = challenge.domain;
const username = challenge.userName;
const password = challenge.password;
const ntlmData = challenge.ntlmpacket;
const server_data = ntlmData.target;
const server_nonce = ntlmData.nonce;
const data = new _writableTrackingBuffer.default();
data.writeString('NTLMSSP\u0000', 'utf8');
data.writeUInt32LE(0x03);
const baseIdx = 64;
const dnIdx = baseIdx;
const unIdx = dnIdx + domain.length * 2;
const l2Idx = unIdx + username.length * 2;
const ntIdx = l2Idx + lmv2len;
data.writeUInt16LE(lmv2len);
data.writeUInt16LE(lmv2len);
data.writeUInt32LE(l2Idx);
data.writeUInt16LE(ntlmv2len);
data.writeUInt16LE(ntlmv2len);
data.writeUInt32LE(ntIdx);
data.writeUInt16LE(domain.length * 2);
data.writeUInt16LE(domain.length * 2);
data.writeUInt32LE(dnIdx);
data.writeUInt16LE(username.length * 2);
data.writeUInt16LE(username.length * 2);
data.writeUInt32LE(unIdx);
data.writeUInt16LE(0);
data.writeUInt16LE(0);
data.writeUInt32LE(baseIdx);
data.writeUInt16LE(0);
data.writeUInt16LE(0);
data.writeUInt32LE(baseIdx);
data.writeUInt16LE(0x8201);
data.writeUInt16LE(0x08);
data.writeString(domain, 'ucs2');
data.writeString(username, 'ucs2');
const lmv2Data = this.lmv2Response(domain, username, password, server_nonce, client_nonce);
data.writeBuffer(lmv2Data);
const genTime = new Date().getTime();
const ntlmDataBuffer = this.ntlmv2Response(domain, username, password, server_nonce, server_data, client_nonce, genTime);
data.writeBuffer(ntlmDataBuffer);
data.writeUInt32LE(0x0101);
data.writeUInt32LE(0x0000);
const timestamp = this.createTimestamp(genTime);
data.writeBuffer(timestamp);
data.writeBuffer(client_nonce);
data.writeUInt32LE(0x0000);
data.writeBuffer(server_data);
data.writeUInt32LE(0x0000);
return data.data;
}
createClientNonce() {
const client_nonce = Buffer.alloc(8, 0);
let nidx = 0;
while (nidx < 8) {
client_nonce.writeUInt8(Math.ceil(Math.random() * 255), nidx);
nidx++;
}
return client_nonce;
}
ntlmv2Response(domain, user, password, serverNonce, targetInfo, clientNonce, mytime) {
const timestamp = this.createTimestamp(mytime);
const hash = this.ntv2Hash(domain, user, password);
const dataLength = 40 + targetInfo.length;
const data = Buffer.alloc(dataLength, 0);
serverNonce.copy(data, 0, 0, 8);
data.writeUInt32LE(0x101, 8);
data.writeUInt32LE(0x0, 12);
timestamp.copy(data, 16, 0, 8);
clientNonce.copy(data, 24, 0, 8);
data.writeUInt32LE(0x0, 32);
targetInfo.copy(data, 36, 0, targetInfo.length);
data.writeUInt32LE(0x0, 36 + targetInfo.length);
return this.hmacMD5(data, hash);
}
createTimestamp(time) {
const tenthsOfAMicrosecond = (BigInt(time) + BigInt(11644473600)) * BigInt(10000000);
const lo = Number(tenthsOfAMicrosecond & BigInt(0xffffffff));
const hi = Number(tenthsOfAMicrosecond >> BigInt(32) & BigInt(0xffffffff));
const result = Buffer.alloc(8);
result.writeUInt32LE(lo, 0);
result.writeUInt32LE(hi, 4);
return result;
}
lmv2Response(domain, user, password, serverNonce, clientNonce) {
const hash = this.ntv2Hash(domain, user, password);
const data = Buffer.alloc(serverNonce.length + clientNonce.length, 0);
serverNonce.copy(data);
clientNonce.copy(data, serverNonce.length, 0, clientNonce.length);
const newhash = this.hmacMD5(data, hash);
const response = Buffer.alloc(newhash.length + clientNonce.length, 0);
newhash.copy(response);
clientNonce.copy(response, newhash.length, 0, clientNonce.length);
return response;
}
ntv2Hash(domain, user, password) {
const hash = this.ntHash(password);
const identity = Buffer.from(user.toUpperCase() + domain.toUpperCase(), 'ucs2');
return this.hmacMD5(identity, hash);
}
ntHash(text) {
const unicodeString = Buffer.from(text, 'ucs2');
return Buffer.from(_jsMd.default.arrayBuffer(unicodeString));
}
hmacMD5(data, key) {
return crypto.createHmac('MD5', key).update(data).digest();
}
}
var _default = exports.default = NTLMResponsePayload;
module.exports = NTLMResponsePayload;
//# 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WritableTrackingBuffer from './tracking-buffer/writable-tracking-buffer';\nimport * as crypto from 'crypto';\nimport md4 from 'js-md4';\n\ninterface Options {\n  domain: string;\n  userName: string;\n  password: string;\n  ntlmpacket: {\n    target: Buffer;\n    nonce: Buffer;\n  };\n}\n\nclass NTLMResponsePayload {\n  declare data: Buffer;\n\n  constructor(loginData: Options) {\n    this.data = this.createResponse(loginData);\n  }\n\n  toString(indent = '') {\n    return indent + 'NTLM Auth';\n  }\n\n  createResponse(challenge: Options) {\n    const client_nonce = this.createClientNonce();\n    const lmv2len = 24;\n    const ntlmv2len = 16;\n    const domain = challenge.domain;\n    const username = challenge.userName;\n    const password = challenge.password;\n    const ntlmData = challenge.ntlmpacket;\n    const server_data = ntlmData.target;\n    const server_nonce = ntlmData.nonce;\n    const data = new WritableTrackingBuffer();\n    data.writeString('NTLMSSP\\u0000', 'utf8');\n    data.writeUInt32LE(0x03);\n    const baseIdx = 64;\n    const dnIdx = baseIdx;\n    const unIdx = dnIdx + domain.length * 2;\n    const l2Idx = unIdx + username.length * 2;\n    const ntIdx = l2Idx + lmv2len;\n    data.writeUInt16LE(lmv2len);\n    data.writeUInt16LE(lmv2len);\n    data.writeUInt32LE(l2Idx);\n    data.writeUInt16LE(ntlmv2len);\n    data.writeUInt16LE(ntlmv2len);\n    data.writeUInt32LE(ntIdx);\n    data.writeUInt16LE(domain.length * 2);\n    data.writeUInt16LE(domain.length * 2);\n    data.writeUInt32LE(dnIdx);\n    data.writeUInt16LE(username.length * 2);\n    data.writeUInt16LE(username.length * 2);\n    data.writeUInt32LE(unIdx);\n    data.writeUInt16LE(0);\n    data.writeUInt16LE(0);\n    data.writeUInt32LE(baseIdx);\n    data.writeUInt16LE(0);\n    data.writeUInt16LE(0);\n    data.writeUInt32LE(baseIdx);\n    data.writeUInt16LE(0x8201);\n    data.writeUInt16LE(0x08);\n    data.writeString(domain, 'ucs2');\n    data.writeString(username, 'ucs2');\n    const lmv2Data = this.lmv2Response(domain, username, password, server_nonce, client_nonce);\n    data.writeBuffer(lmv2Data);\n    const genTime = new Date().getTime();\n    const ntlmDataBuffer = this.ntlmv2Response(domain, username, password, server_nonce, server_data, client_nonce, genTime);\n    data.writeBuffer(ntlmDataBuffer);\n    data.writeUInt32LE(0x0101);\n    data.writeUInt32LE(0x0000);\n    const timestamp = this.createTimestamp(genTime);\n    data.writeBuffer(timestamp);\n    data.writeBuffer(client_nonce);\n    data.writeUInt32LE(0x0000);\n    data.writeBuffer(server_data);\n    data.writeUInt32LE(0x0000);\n    return data.data;\n  }\n\n  createClientNonce() {\n    const client_nonce = Buffer.alloc(8, 0);\n    let nidx = 0;\n    while (nidx < 8) {\n      client_nonce.writeUInt8(Math.ceil(Math.random() * 255), nidx);\n      nidx++;\n    }\n    return client_nonce;\n  }\n\n  ntlmv2Response(domain: string, user: string, password: string, serverNonce: Buffer, targetInfo: Buffer, clientNonce: Buffer, mytime: number) {\n    const timestamp = this.createTimestamp(mytime);\n    const hash = this.ntv2Hash(domain, user, password);\n    const dataLength = 40 + targetInfo.length;\n    const data = Buffer.alloc(dataLength, 0);\n    serverNonce.copy(data, 0, 0, 8);\n    data.writeUInt32LE(0x101, 8);\n    data.writeUInt32LE(0x0, 12);\n    timestamp.copy(data, 16, 0, 8);\n    clientNonce.copy(data, 24, 0, 8);\n    data.writeUInt32LE(0x0, 32);\n    targetInfo.copy(data, 36, 0, targetInfo.length);\n    data.writeUInt32LE(0x0, 36 + targetInfo.length);\n    return this.hmacMD5(data, hash);\n  }\n\n  createTimestamp(time: number) {\n    const tenthsOfAMicrosecond = (BigInt(time) + BigInt(11644473600)) * BigInt(10000000);\n\n    const lo = Number(tenthsOfAMicrosecond & BigInt(0xffffffff));\n    const hi = Number((tenthsOfAMicrosecond >> BigInt(32)) & BigInt(0xffffffff));\n\n    const result = Buffer.alloc(8);\n    result.writeUInt32LE(lo, 0);\n    result.writeUInt32LE(hi, 4);\n    return result;\n  }\n\n  lmv2Response(domain: string, user: string, password: string, serverNonce: Buffer, clientNonce: Buffer) {\n    const hash = this.ntv2Hash(domain, user, password);\n    const data = Buffer.alloc(serverNonce.length + clientNonce.length, 0);\n\n    serverNonce.copy(data);\n    clientNonce.copy(data, serverNonce.length, 0, clientNonce.length);\n\n    const newhash = this.hmacMD5(data, hash);\n    const response = Buffer.alloc(newhash.length + clientNonce.length, 0);\n\n    newhash.copy(response);\n    clientNonce.copy(response, newhash.length, 0, clientNonce.length);\n\n    return response;\n  }\n\n  ntv2Hash(domain: string, user: string, password: string) {\n    const hash = this.ntHash(password);\n    const identity = Buffer.from(user.toUpperCase() + domain.toUpperCase(), 'ucs2');\n    return this.hmacMD5(identity, hash);\n  }\n\n  ntHash(text: string) {\n    const unicodeString = Buffer.from(text, 'ucs2');\n    return Buffer.from(md4.arrayBuffer(unicodeString));\n  }\n\n  hmacMD5(data: Buffer, key: Buffer) {\n    return crypto.createHmac('MD5', key).update(data).digest();\n  }\n}\n\nexport default NTLMResponsePayload;\nmodule.exports = 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