mirror of
https://github.com/RaySollium99/XPKeygen.git
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Pedro Loures
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7 changed files with 738 additions and 0 deletions
341
2003.c
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341
2003.c
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#include <stdio.h>
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#include <string.h>
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#include <openssl/bn.h>
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#include <openssl/ec.h>
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#include <openssl/sha.h>
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#include <openssl/rand.h>
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#include <assert.h>
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typedef unsigned char U8;
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typedef unsigned long U32;
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U8 cset[] = "BCDFGHJKMPQRTVWXY2346789";
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#define FIELD_BITS_2003 512
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#define FIELD_BYTES_2003 64
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void unpack2003(U32 *osfamily, U32 *hash, U32 *sig, U32 *prefix, U32 *raw)
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{
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osfamily[0] = raw[0] & 0x7ff;
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hash[0] = ((raw[0] >> 11) | (raw[1] << 21)) & 0x7fffffff;
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sig[0] = (raw[1] >> 10) | (raw[2] << 22);
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sig[1] = ((raw[2] >> 10) | (raw[3] << 22)) & 0x3fffffff;
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prefix[0] = (raw[3] >> 8) & 0x3ff;
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}
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void pack2003(U32 *raw, U32 *osfamily, U32 *hash, U32 *sig, U32 *prefix)
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{
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raw[0] = osfamily[0] | (hash[0] << 11);
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raw[1] = (hash[0] >> 21) | (sig[0] << 10);
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raw[2] = (sig[0] >> 22) | (sig[1] << 10);
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raw[3] = (sig[1] >> 22) | (prefix[0] << 8);
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}
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static void endian(U8 *x, int n)
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{
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int i;
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for (i = 0; i < n/2; i++) {
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U8 t;
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t = x[i];
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x[i] = x[n-i-1];
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x[n-i-1] = t;
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}
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}
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void unbase24(U32 *x, U8 *c)
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{
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memset(x, 0, 16);
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int i, n;
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BIGNUM *y = BN_new();
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BN_zero(y);
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for (i = 0; i < 25; i++)
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{
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BN_mul_word(y, 24);
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BN_add_word(y, c[i]);
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}
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n = BN_num_bytes(y);
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BN_bn2bin(y, (U8 *)x);
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BN_free(y);
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endian((U8 *)x, n);
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}
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void base24(U8 *c, U32 *x)
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{
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U8 y[16];
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int i;
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BIGNUM *z;
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memcpy(y, x, sizeof(y));
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for (i = 15; y[i] == 0; i--) {} i++;
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endian(y, i);
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z = BN_bin2bn(y, i, NULL);
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c[25] = 0;
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for (i = 24; i >= 0; i--) {
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U8 t = BN_div_word(z, 24);
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c[i] = cset[t];
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}
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BN_free(z);
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}
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void print_product_key(U8 *pk)
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{
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int i;
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assert(strlen(pk) == 25);
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for (i = 0; i < 25; i++) {
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putchar(pk[i]);
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if (i != 24 && i % 5 == 4) putchar('-');
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}
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}
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void verify2003(EC_GROUP *ec, EC_POINT *generator, EC_POINT *public_key, char *cdkey)
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{
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U8 key[25];
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int i, j, k;
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BN_CTX *ctx = BN_CTX_new();
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for (i = 0, k = 0; i < strlen(cdkey); i++) {
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for (j = 0; j < 24; j++) {
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if (cdkey[i] != '-' && cdkey[i] == cset[j]) {
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key[k++] = j;
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break;
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}
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assert(j < 24);
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}
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if (k >= 25) break;
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}
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U32 bkey[4] = {0};
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U32 osfamily[1], hash[1], sig[2], prefix[1];
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unbase24(bkey, key);
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printf("%.8x %.8x %.8x %.8x\n", bkey[3], bkey[2], bkey[1], bkey[0]);
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unpack2003(osfamily, hash, sig, prefix, bkey);
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printf("OS Family: %u\nHash: %.8x\nSig: %.8x %.8x\nPrefix: %.8x\n", osfamily[0], hash[0], sig[1], sig[0], prefix[0]);
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U8 buf[FIELD_BYTES_2003], md[20];
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U32 h1[2];
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SHA_CTX h_ctx;
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/* h1 = SHA-1(5D || OS Family || Hash || Prefix || 00 00) */
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SHA1_Init(&h_ctx);
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buf[0] = 0x5d;
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buf[1] = osfamily[0] & 0xff;
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buf[2] = (osfamily[0] & 0xff00) >> 8;
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buf[3] = hash[0] & 0xff;
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buf[4] = (hash[0] & 0xff00) >> 8;
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buf[5] = (hash[0] & 0xff0000) >> 16;
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buf[6] = (hash[0] & 0xff000000) >> 24;
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buf[7] = prefix[0] & 0xff;
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buf[8] = (prefix[0] & 0xff00) >> 8;
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buf[9] = buf[10] = 0;
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SHA1_Update(&h_ctx, buf, 11);
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SHA1_Final(md, &h_ctx);
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h1[0] = md[0] | (md[1] << 8) | (md[2] << 16) | (md[3] << 24);
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h1[1] = (md[4] | (md[5] << 8) | (md[6] << 16) | (md[7] << 24)) >> 2;
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h1[1] &= 0x3FFFFFFF;
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printf("h1: %.8x %.8x\n", h1[1], h1[0]);
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BIGNUM *s, *h, *x, *y;
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x = BN_new();
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y = BN_new();
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endian((U8 *)sig, 8);
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endian((U8 *)h1, 8);
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s = BN_bin2bn((U8 *)sig, 8, NULL);
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h = BN_bin2bn((U8 *)h1, 8, NULL);
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EC_POINT *r = EC_POINT_new(ec);
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EC_POINT *t = EC_POINT_new(ec);
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/* r = sig*(sig*generator + h1*public_key) */
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EC_POINT_mul(ec, t, NULL, generator, s, ctx);
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EC_POINT_mul(ec, r, NULL, public_key, h, ctx);
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EC_POINT_add(ec, r, r, t, ctx);
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EC_POINT_mul(ec, r, NULL, r, s, ctx);
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EC_POINT_get_affine_coordinates_GFp(ec, r, x, y, ctx);
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U32 h2[1];
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/* h2 = SHA-1(79 || OS Family || r.x || r.y) */
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SHA1_Init(&h_ctx);
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buf[0] = 0x79;
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buf[1] = osfamily[0] & 0xff;
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buf[2] = (osfamily[0] & 0xff00) >> 8;
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SHA1_Update(&h_ctx, buf, 3);
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memset(buf, 0, FIELD_BYTES_2003);
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BN_bn2bin(x, buf);
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endian((U8 *)buf, FIELD_BYTES_2003);
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SHA1_Update(&h_ctx, buf, FIELD_BYTES_2003);
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memset(buf, 0, FIELD_BYTES_2003);
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BN_bn2bin(y, buf);
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endian((U8 *)buf, FIELD_BYTES_2003);
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SHA1_Update(&h_ctx, buf, FIELD_BYTES_2003);
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SHA1_Final(md, &h_ctx);
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h2[0] = (md[0] | (md[1] << 8) | (md[2] << 16) | (md[3] << 24)) & 0x7fffffff;
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printf("Calculated hash: %.8x\n", h2[0]);
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if (h2[0] == hash[0]) printf("Key VALID\n");
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else printf("Key invalid\n");
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BN_free(s);
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BN_free(h);
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BN_free(x);
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BN_free(y);
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EC_POINT_free(r);
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EC_POINT_free(t);
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BN_CTX_free(ctx);
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}
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void generate2003(U8 *pkey, EC_GROUP *ec, EC_POINT *generator, BIGNUM *order, BIGNUM *priv, U32 *osfamily, U32 *prefix)
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{
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BN_CTX *ctx = BN_CTX_new();
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BIGNUM *k = BN_new();
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BIGNUM *s = BN_new();
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BIGNUM *x = BN_new();
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BIGNUM *y = BN_new();
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BIGNUM *b = BN_new();
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EC_POINT *r = EC_POINT_new(ec);
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U32 bkey[4];
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U8 buf[FIELD_BYTES_2003], md[20];
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U32 h1[2];
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U32 hash[1], sig[2];
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SHA_CTX h_ctx;
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for (;;) {
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/* r = k*generator */
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BN_pseudo_rand(k, FIELD_BITS_2003, -1, 0);
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EC_POINT_mul(ec, r, NULL, generator, k, ctx);
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EC_POINT_get_affine_coordinates_GFp(ec, r, x, y, ctx);
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/* hash = SHA-1(79 || OS Family || r.x || r.y) */
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SHA1_Init(&h_ctx);
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buf[0] = 0x79;
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buf[1] = osfamily[0] & 0xff;
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buf[2] = (osfamily[0] & 0xff00) >> 8;
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SHA1_Update(&h_ctx, buf, 3);
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memset(buf, 0, FIELD_BYTES_2003);
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BN_bn2bin(x, buf);
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endian((U8 *)buf, FIELD_BYTES_2003);
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SHA1_Update(&h_ctx, buf, FIELD_BYTES_2003);
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memset(buf, 0, FIELD_BYTES_2003);
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BN_bn2bin(y, buf);
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endian((U8 *)buf, FIELD_BYTES_2003);
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SHA1_Update(&h_ctx, buf, FIELD_BYTES_2003);
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SHA1_Final(md, &h_ctx);
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hash[0] = (md[0] | (md[1] << 8) | (md[2] << 16) | (md[3] << 24)) & 0x7fffffff;
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/* h1 = SHA-1(5D || OS Family || Hash || Prefix || 00 00) */
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SHA1_Init(&h_ctx);
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buf[0] = 0x5d;
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buf[1] = osfamily[0] & 0xff;
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buf[2] = (osfamily[0] & 0xff00) >> 8;
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buf[3] = hash[0] & 0xff;
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buf[4] = (hash[0] & 0xff00) >> 8;
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buf[5] = (hash[0] & 0xff0000) >> 16;
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buf[6] = (hash[0] & 0xff000000) >> 24;
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buf[7] = prefix[0] & 0xff;
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buf[8] = (prefix[0] & 0xff00) >> 8;
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buf[9] = buf[10] = 0;
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SHA1_Update(&h_ctx, buf, 11);
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SHA1_Final(md, &h_ctx);
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h1[0] = md[0] | (md[1] << 8) | (md[2] << 16) | (md[3] << 24);
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h1[1] = (md[4] | (md[5] << 8) | (md[6] << 16) | (md[7] << 24)) >> 2;
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h1[1] &= 0x3FFFFFFF;
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printf("h1: %.8x %.8x\n", h1[1], h1[0]);
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/* s = ( -h1*priv + sqrt( (h1*priv)^2 + 4k ) ) / 2 */
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endian((U8 *)h1, 8);
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BN_bin2bn((U8 *)h1, 8, b);
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BN_mod_mul(b, b, priv, order, ctx);
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BN_copy(s, b);
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BN_mod_sqr(s, s, order, ctx);
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BN_lshift(k, k, 2);
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BN_add(s, s, k);
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BN_mod_sqrt(s, s, order, ctx);
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BN_mod_sub(s, s, b, order, ctx);
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if (BN_is_odd(s)) {
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BN_add(s, s, order);
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}
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BN_rshift1(s, s);
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sig[0] = sig[1] = 0;
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BN_bn2bin(s, (U8 *)sig);
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endian((U8 *)sig, BN_num_bytes(s));
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if (sig[1] < 0x40000000) break;
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}
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pack2003(bkey, osfamily, hash, sig, prefix);
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printf("OS family: %u\nHash: %.8x\nSig: %.8x %.8x\nPrefix: %.8x\n", osfamily[0], hash[0], sig[1], sig[0], prefix[0]);
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printf("%.8x %.8x %.8x %.8x\n", bkey[3], bkey[2], bkey[1], bkey[0]);
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base24(pkey, bkey);
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BN_free(k);
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BN_free(s);
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BN_free(x);
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BN_free(y);
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BN_free(b);
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EC_POINT_free(r);
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BN_CTX_free(ctx);
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}
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int main()
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{
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BIGNUM *a, *b, *p, *gx, *gy, *pubx, *puby, *n, *priv;
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BN_CTX *ctx = BN_CTX_new();
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a = BN_new();
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b = BN_new();
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p = BN_new();
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gx = BN_new();
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gy = BN_new();
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pubx = BN_new();
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puby = BN_new();
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n = BN_new();
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priv = BN_new();
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/* Windows Sever 2003 VLK */
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BN_set_word(a, 1);
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BN_set_word(b, 0);
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BN_hex2bn(&p, "C9AE7AED19F6A7E100AADE98134111AD8118E59B8264734327940064BC675A0C682E19C89695FBFA3A4653E47D47FD7592258C7E3C3C61BBEA07FE5A7E842379");
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BN_hex2bn(&gx, "85ACEC9F9F9B456A78E43C3637DC88D21F977A9EC15E5225BD5060CE5B892F24FEDEE574BF5801F06BC232EEF2161074496613698D88FAC4B397CE3B475406A7");
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BN_hex2bn(&gy, "66B7D1983F5D4FE43E8B4F1E28685DE0E22BBE6576A1A6B86C67533BF72FD3D082DBA281A556A16E593DB522942C8DD7120BA50C9413DF944E7258BDDF30B3C4");
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BN_hex2bn(&pubx, "90BF6BD980C536A8DB93B52AA9AEBA640BABF1D31BEC7AA345BB7510194A9B07379F552DA7B4A3EF81A9B87E0B85B5118E1E20A098641EE4CCF2045558C98C0E");
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BN_hex2bn(&puby, "6B87D1E658D03868362945CDD582E2CF33EE4BA06369E0EFE9E4851F6DCBEC7F15081E250D171EA0CC4CB06435BCFCFEA8F438C9766743A06CBD06E7EFB4C3AE");
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BN_hex2bn(&n, "4CC5C56529F0237D"); // from mskey 4in1
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BN_hex2bn(&priv, "2606120F59C05118");
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EC_GROUP *ec = EC_GROUP_new_curve_GFp(p, a, b, ctx);
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EC_POINT *g = EC_POINT_new(ec);
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EC_POINT_set_affine_coordinates_GFp(ec, g, gx, gy, ctx);
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EC_POINT *pub = EC_POINT_new(ec);
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EC_POINT_set_affine_coordinates_GFp(ec, pub, pubx, puby, ctx);
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assert(EC_POINT_is_on_curve(ec, g, ctx) == 1);
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assert(EC_POINT_is_on_curve(ec, pub, ctx) == 1);
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U8 pkey[25];
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U32 osfamily[1], prefix[1];
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osfamily[0] = 1280;
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RAND_pseudo_bytes((U8 *)prefix, 4);
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prefix[0] &= 0x3ff;
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generate2003(pkey, ec, g, n, priv, osfamily, prefix);
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printf("Product Key: "); print_product_key(pkey); printf("\n\n");
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verify2003(ec, g, pub, pkey);
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BN_CTX_free(ctx);
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|
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return 0;
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}
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13
auto2003.c
Normal file
13
auto2003.c
Normal file
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@ -0,0 +1,13 @@
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#include <stdio.h>
|
||||
#include <stdlib.h>
|
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int main()
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{
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int numero = 1;
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char cmd[300];
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while (numero < 1001){
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sprintf(cmd, "./server2003 > %d.txt", numero, numero);
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system(cmd);
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numero=numero+1;
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}
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}
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13
autoxp.c
Normal file
13
autoxp.c
Normal file
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@ -0,0 +1,13 @@
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#include <stdio.h>
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#include <stdlib.h>
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int main()
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{
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int numero = 1;
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char cmd[300];
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while (numero < 1001){
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sprintf(cmd, "./windowsxp > %d.txt", numero, numero);
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system(cmd);
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numero=numero+1;
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}
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}
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4
build-all.bat
Normal file
4
build-all.bat
Normal file
|
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@ -0,0 +1,4 @@
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g++ 2003.c -fpermissive "libcrypto-1_1.dll" "libssl-1_1.dll" -o server2003
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g++ xp.c "libcrypto-1_1.dll" "libssl-1_1.dll" -o windowsxp
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g++ -Wformat-extra-args autoxp.c -o autoxp
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g++ -Wformat-extra-args auto2003.c -o auto2003
|
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BIN
libcrypto-1_1.dll
Normal file
BIN
libcrypto-1_1.dll
Normal file
Binary file not shown.
BIN
libssl-1_1.dll
Normal file
BIN
libssl-1_1.dll
Normal file
Binary file not shown.
367
xp.c
Normal file
367
xp.c
Normal file
|
|
@ -0,0 +1,367 @@
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|||
/*
|
||||
Windows XP CD Key Verification/Generator v0.03
|
||||
by z22
|
||||
|
||||
Compile with OpenSSL libs, modify to suit your needs.
|
||||
http://gnuwin32.sourceforge.net/packages/openssl.htm
|
||||
|
||||
History:
|
||||
0.03 Stack corruptionerror on exit fixed (now pkey is large enough)
|
||||
More Comments added
|
||||
0.02 Changed name the *.cpp;
|
||||
Fixed minor bugs & Make it compilable on VC++
|
||||
0.01 First version compilable MingW
|
||||
|
||||
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include <openssl/bn.h>
|
||||
#include <openssl/ec.h>
|
||||
#include <openssl/sha.h>
|
||||
#include <assert.h>
|
||||
|
||||
|
||||
#define FIELD_BITS 384
|
||||
#define FIELD_BYTES 48
|
||||
unsigned char cset[] = "BCDFGHJKMPQRTVWXY2346789";
|
||||
|
||||
|
||||
static void unpack(unsigned long *pid, unsigned long *hash, unsigned long *sig, unsigned long *raw)
|
||||
{
|
||||
// pid = Bit 0..30
|
||||
pid[0] = raw[0] & 0x7fffffff;
|
||||
|
||||
// hash(s) = Bit 31..58
|
||||
hash[0] = ((raw[0] >> 31) | (raw[1] << 1)) & 0xfffffff;
|
||||
|
||||
// sig(e) = bit 58..113
|
||||
sig[0] = (raw[1] >> 27) | (raw[2] << 5);
|
||||
sig[1] = (raw[2] >> 27) | (raw[3] << 5);
|
||||
}
|
||||
|
||||
static void pack(unsigned long *raw, unsigned long *pid, unsigned long *hash, unsigned long *sig)
|
||||
{
|
||||
raw[0] = pid[0] | ((hash[0] & 1) << 31);
|
||||
raw[1] = (hash[0] >> 1) | ((sig[0] & 0x1f) << 27);
|
||||
raw[2] = (sig[0] >> 5) | (sig[1] << 27);
|
||||
raw[3] = sig[1] >> 5;
|
||||
}
|
||||
|
||||
// Reverse data
|
||||
static void endian(unsigned char *data, int len)
|
||||
{
|
||||
int i;
|
||||
for (i = 0; i < len/2; i++) {
|
||||
unsigned char temp;
|
||||
temp = data[i];
|
||||
data[i] = data[len-i-1];
|
||||
data[len-i-1] = temp;
|
||||
}
|
||||
}
|
||||
|
||||
void unbase24(unsigned long *x, unsigned char *c)
|
||||
{
|
||||
|
||||
memset(x, 0, 16);
|
||||
int i, n;
|
||||
|
||||
BIGNUM *y = BN_new();
|
||||
BN_zero(y);
|
||||
|
||||
for (i = 0; i < 25; i++)
|
||||
{
|
||||
BN_mul_word(y, 24);
|
||||
BN_add_word(y, c[i]);
|
||||
}
|
||||
n = BN_num_bytes(y);
|
||||
BN_bn2bin(y, (unsigned char *)x);
|
||||
BN_free(y);
|
||||
|
||||
endian((unsigned char *)x, n);
|
||||
}
|
||||
|
||||
void base24(unsigned char *c, unsigned long *x)
|
||||
{
|
||||
unsigned char y[16];
|
||||
int i;
|
||||
BIGNUM *z;
|
||||
|
||||
// Convert x to BigNum z
|
||||
memcpy(y, x, sizeof(y)); // Copy X to Y; Y=X
|
||||
for (i = 15; y[i] == 0; i--) {} i++; // skip following nulls
|
||||
endian(y, i); // Reverse y
|
||||
z = BN_bin2bn(y, i, NULL); // Convert y to BigNum z
|
||||
|
||||
|
||||
// Divide z by 24 and convert remainder with cset to Base24-CDKEY Char
|
||||
c[25] = 0;
|
||||
for (i = 24; i >= 0; i--) {
|
||||
unsigned char t = BN_div_word(z, 24);
|
||||
c[i] = cset[t];
|
||||
}
|
||||
|
||||
BN_free(z);
|
||||
}
|
||||
|
||||
void print_product_id(unsigned long *pid)
|
||||
{
|
||||
char raw[12];
|
||||
char b[6], c[8];
|
||||
int i, digit = 0;
|
||||
|
||||
// Cut a away last bit of pid and convert it to an accii-number (=raw)
|
||||
sprintf(raw, "%d", pid[0] >> 1);
|
||||
|
||||
// Make b-part {640-....}
|
||||
strncpy(b, raw, 3);
|
||||
b[3] = 0;
|
||||
|
||||
// Make c-part {...-123456X...}
|
||||
strcpy(c, raw + 3);
|
||||
|
||||
// Make checksum digit-part {...56X-}
|
||||
assert(strlen(c) == 6);
|
||||
for (i = 0; i < 6; i++)
|
||||
digit -= c[i] - '0'; // Sum digits
|
||||
|
||||
while (digit < 0)
|
||||
digit += 7;
|
||||
c[6] = digit + '0';
|
||||
c[7] = 0;
|
||||
|
||||
printf("Product ID: 55274-%s-%s-23xxx\n", b, c);
|
||||
}
|
||||
|
||||
void print_product_key(unsigned char *pk)
|
||||
{
|
||||
int i;
|
||||
assert(strlen((const char *)pk) == 25);
|
||||
for (i = 0; i < 25; i++) {
|
||||
putchar(pk[i]);
|
||||
if (i != 24 && i % 5 == 4) putchar('-');
|
||||
}
|
||||
}
|
||||
|
||||
void verify(EC_GROUP *ec, EC_POINT *generator, EC_POINT *public_key, char *cdkey)
|
||||
{
|
||||
unsigned char key[25];
|
||||
int i, j, k;
|
||||
|
||||
BN_CTX *ctx = BN_CTX_new();
|
||||
// remove Dashs from CDKEY
|
||||
for (i = 0, k = 0; i < strlen(cdkey); i++) {
|
||||
for (j = 0; j < 24; j++) {
|
||||
if (cdkey[i] != '-' && cdkey[i] == cset[j]) {
|
||||
key[k++] = j;
|
||||
break;
|
||||
}
|
||||
assert(j < 24);
|
||||
}
|
||||
if (k >= 25) break;
|
||||
}
|
||||
|
||||
// Base24_CDKEY -> Bin_CDKEY
|
||||
unsigned long bkey[4] = {0};
|
||||
unsigned long pid[1], hash[1], sig[2];
|
||||
unbase24(bkey, key);
|
||||
|
||||
// Output Bin_CDKEY
|
||||
printf("%.8x %.8x %.8x %.8x\n", bkey[3], bkey[2], bkey[1], bkey[0]);
|
||||
|
||||
// Divide/Extract pid_data, hash, sig from Bin_CDKEY
|
||||
unpack(pid, hash, sig, bkey);
|
||||
print_product_id(pid);
|
||||
|
||||
printf("PID: %.8x\nHash: %.8x\nSig: %.8x %.8x\n", pid[0], hash[0], sig[1], sig[0]);
|
||||
|
||||
|
||||
BIGNUM *e, *s;
|
||||
|
||||
/* e = hash, s = sig */
|
||||
e = BN_new();
|
||||
BN_set_word(e, hash[0]);
|
||||
endian((unsigned char *)sig, sizeof(sig));
|
||||
s = BN_bin2bn((unsigned char *)sig, sizeof(sig), NULL);
|
||||
|
||||
BIGNUM *x = BN_new();
|
||||
BIGNUM *y = BN_new();
|
||||
EC_POINT *u = EC_POINT_new(ec);
|
||||
EC_POINT *v = EC_POINT_new(ec);
|
||||
|
||||
/* v = s*generator + e*(-public_key) */
|
||||
EC_POINT_mul(ec, u, NULL, generator, s, ctx);
|
||||
EC_POINT_mul(ec, v, NULL, public_key, e, ctx);
|
||||
EC_POINT_add(ec, v, u, v, ctx);
|
||||
EC_POINT_get_affine_coordinates_GFp(ec, v, x, y, ctx);
|
||||
|
||||
unsigned char buf[FIELD_BYTES], md[20];
|
||||
unsigned long h;
|
||||
unsigned char t[4];
|
||||
SHA_CTX h_ctx;
|
||||
|
||||
/* h = (fist 32 bits of SHA1(pid || v.x, v.y)) >> 4 */
|
||||
SHA1_Init(&h_ctx);
|
||||
t[0] = pid[0] & 0xff;
|
||||
t[1] = (pid[0] & 0xff00) >> 8;
|
||||
t[2] = (pid[0] & 0xff0000) >> 16;
|
||||
t[3] = (pid[0] & 0xff000000) >> 24;
|
||||
SHA1_Update(&h_ctx, t, sizeof(t));
|
||||
|
||||
memset(buf, 0, sizeof(buf));
|
||||
BN_bn2bin(x, buf);
|
||||
endian((unsigned char *)buf, sizeof(buf));
|
||||
SHA1_Update(&h_ctx, buf, sizeof(buf));
|
||||
|
||||
memset(buf, 0, sizeof(buf));
|
||||
BN_bn2bin(y, buf);
|
||||
endian((unsigned char *)buf, sizeof(buf));
|
||||
SHA1_Update(&h_ctx, buf, sizeof(buf));
|
||||
|
||||
SHA1_Final(md, &h_ctx);
|
||||
h = (md[0] | (md[1] << 8) | (md[2] << 16) | (md[3] << 24)) >> 4;
|
||||
h &= 0xfffffff;
|
||||
|
||||
printf("Calculated hash: %.8x\n", h);
|
||||
if (h == hash[0]) printf("Key valid\n");
|
||||
else printf("Key invalid\n");
|
||||
putchar('\n');
|
||||
|
||||
BN_free(e);
|
||||
BN_free(s);
|
||||
BN_free(x);
|
||||
BN_free(y);
|
||||
EC_POINT_free(u);
|
||||
EC_POINT_free(v);
|
||||
|
||||
BN_CTX_free(ctx);
|
||||
}
|
||||
|
||||
void generate(unsigned char *pkey, EC_GROUP *ec, EC_POINT *generator, BIGNUM *order, BIGNUM *priv, unsigned long *pid)
|
||||
{
|
||||
BN_CTX *ctx = BN_CTX_new();
|
||||
|
||||
BIGNUM *k = BN_new();
|
||||
BIGNUM *s = BN_new();
|
||||
BIGNUM *x = BN_new();
|
||||
BIGNUM *y = BN_new();
|
||||
EC_POINT *r = EC_POINT_new(ec);
|
||||
unsigned long bkey[4];
|
||||
|
||||
// Loop in case signaturepart will make cdkey(base-24 "digits") longer than 25
|
||||
do {
|
||||
BN_pseudo_rand(k, FIELD_BITS, -1, 0);
|
||||
EC_POINT_mul(ec, r, NULL, generator, k, ctx);
|
||||
EC_POINT_get_affine_coordinates_GFp(ec, r, x, y, ctx);
|
||||
|
||||
SHA_CTX h_ctx;
|
||||
unsigned char t[4], md[20], buf[FIELD_BYTES];
|
||||
unsigned long hash[1];
|
||||
/* h = (fist 32 bits of SHA1(pid || r.x, r.y)) >> 4 */
|
||||
SHA1_Init(&h_ctx);
|
||||
t[0] = pid[0] & 0xff;
|
||||
t[1] = (pid[0] & 0xff00) >> 8;
|
||||
t[2] = (pid[0] & 0xff0000) >> 16;
|
||||
t[3] = (pid[0] & 0xff000000) >> 24;
|
||||
SHA1_Update(&h_ctx, t, sizeof(t));
|
||||
|
||||
memset(buf, 0, sizeof(buf));
|
||||
BN_bn2bin(x, buf);
|
||||
endian((unsigned char *)buf, sizeof(buf));
|
||||
SHA1_Update(&h_ctx, buf, sizeof(buf));
|
||||
|
||||
memset(buf, 0, sizeof(buf));
|
||||
BN_bn2bin(y, buf);
|
||||
endian((unsigned char *)buf, sizeof(buf));
|
||||
SHA1_Update(&h_ctx, buf, sizeof(buf));
|
||||
|
||||
SHA1_Final(md, &h_ctx);
|
||||
hash[0] = (md[0] | (md[1] << 8) | (md[2] << 16) | (md[3] << 24)) >> 4;
|
||||
hash[0] &= 0xfffffff;
|
||||
|
||||
/* s = priv*h + k */
|
||||
BN_copy(s, priv);
|
||||
BN_mul_word(s, hash[0]);
|
||||
BN_mod_add(s, s, k, order, ctx);
|
||||
|
||||
unsigned long sig[2] = {0};
|
||||
BN_bn2bin(s, (unsigned char *)sig);
|
||||
endian((unsigned char *)sig, BN_num_bytes(s));
|
||||
pack(bkey, pid, hash, sig);
|
||||
printf("PID: %.8x\nHash: %.8x\nSig: %.8x %.8x\n", pid[0], hash[0], sig[1], sig[0]);
|
||||
} while (bkey[3] >= 0x62a32);
|
||||
|
||||
base24(pkey, bkey);
|
||||
|
||||
BN_free(k);
|
||||
BN_free(s);
|
||||
BN_free(x);
|
||||
BN_free(y);
|
||||
EC_POINT_free(r);
|
||||
|
||||
BN_CTX_free(ctx);
|
||||
}
|
||||
|
||||
int main()
|
||||
{
|
||||
// Init
|
||||
BIGNUM *a, *b, *p, *gx, *gy, *pubx, *puby, *n, *priv;
|
||||
BN_CTX *ctx = BN_CTX_new();
|
||||
|
||||
// make BigNumbers
|
||||
a = BN_new();
|
||||
b = BN_new();
|
||||
p = BN_new();
|
||||
gx = BN_new();
|
||||
gy = BN_new();
|
||||
pubx = BN_new();
|
||||
puby = BN_new();
|
||||
n = BN_new();
|
||||
priv = BN_new();
|
||||
|
||||
// Data from pidgen-Bink-resources
|
||||
/* Elliptic curve parameters: y^2 = x^3 + ax + b mod p */
|
||||
BN_hex2bn(&p, "92ddcf14cb9e71f4489a2e9ba350ae29454d98cb93bdbcc07d62b502ea12238ee904a8b20d017197aae0c103b32713a9");
|
||||
BN_set_word(a, 1);
|
||||
BN_set_word(b, 0);
|
||||
|
||||
|
||||
/* base point (generator) G */
|
||||
BN_hex2bn(&gx, "46E3775ECE21B0898D39BEA57050D422A0AF989E497962BAEE2CB17E0A28D5360D5476B8DC966443E37A14F1AEF37742");
|
||||
BN_hex2bn(&gy, "7C8E741D2C34F4478E325469CD491603D807222C9C4AC09DDB2B31B3CE3F7CC191B3580079932BC6BEF70BE27604F65E");
|
||||
|
||||
/* inverse of public key */
|
||||
BN_hex2bn(&pubx, "5D8DBE75198015EC41C45AAB6143542EB098F6A5CC9CE4178A1B8A1E7ABBB5BC64DF64FAF6177DC1B0988AB00BA94BF8");
|
||||
BN_hex2bn(&puby, "23A2909A0B4803C89F910C7191758B48746CEA4D5FF07667444ACDB9512080DBCA55E6EBF30433672B894F44ACE92BFA");
|
||||
|
||||
// Computed data
|
||||
/* order of G - computed in 18 hours using a P3-450 */
|
||||
BN_hex2bn(&n, "DB6B4C58EFBAFD");
|
||||
|
||||
/* THE private key - computed in 10 hours using a P3-450 */
|
||||
BN_hex2bn(&priv, "565B0DFF8496C8");
|
||||
|
||||
// Calculation
|
||||
EC_GROUP *ec = EC_GROUP_new_curve_GFp(p, a, b, ctx);
|
||||
EC_POINT *g = EC_POINT_new(ec);
|
||||
EC_POINT_set_affine_coordinates_GFp(ec, g, gx, gy, ctx);
|
||||
EC_POINT *pub = EC_POINT_new(ec);
|
||||
EC_POINT_set_affine_coordinates_GFp(ec, pub, pubx, puby, ctx);
|
||||
|
||||
unsigned char pkey[26];
|
||||
unsigned long pid[1];
|
||||
pid[0] = 640000000 << 1; /* <- change */
|
||||
|
||||
// generate a key
|
||||
generate(pkey, ec, g, n, priv, pid);
|
||||
printf("Product Key: "); print_product_key(pkey); printf("\n\n");
|
||||
|
||||
// verify the key
|
||||
verify(ec, g, pub, (char*)pkey);
|
||||
|
||||
// Cleanup
|
||||
BN_CTX_free(ctx);
|
||||
|
||||
return 0;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue