mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-22 22:38:08 +00:00
71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
#include <stdio.h>
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#include <time.h>
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#include <string.h>
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#include <bip39.h>
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#include <bip32.h>
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#include <ecdsa.h>
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char passphrase[256];
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uint8_t seed[512 / 8];
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uint8_t addr[21], pubkeyhash[20];
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int count = 0, found = 0;
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HDNode node;
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clock_t start;
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// around 120 tries per second
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// testing data:
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//
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// mnemonic: "all all all all all all all all all all all all"
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// address: "1N3uJ5AU3FTYQ1ZQgTMtYmgSvMBmQiGVBS"
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// passphrase: "testing"
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int main(int argc, char **argv)
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{
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if (argc != 3) {
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fprintf(stderr, "Usage: bip39bruteforce mnemonic address\n");
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return 1;
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}
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const char *mnemonic = argv[1];
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const char *address = argv[2];
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if (!mnemonic_check(mnemonic)) {
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fprintf(stderr, "\"%s\" is not a valid mnemonic\n", mnemonic);
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return 2;
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}
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if (!ecdsa_address_decode(address, addr)) {
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fprintf(stderr, "\"%s\" is not a valid address\n", address);
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return 3;
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}
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printf("Reading passphrases from stdin ...\n");
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start = clock();
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for (;;) {
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if (fgets(passphrase, 256, stdin) == NULL) break;
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int len = strlen(passphrase);
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if (len <= 0) {
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continue;
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}
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count++;
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passphrase[len - 1] = 0;
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mnemonic_to_seed(mnemonic, passphrase, seed, NULL);
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hdnode_from_seed(seed, 512 / 8, &node);
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hdnode_private_ckd_prime(&node, 44);
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hdnode_private_ckd_prime(&node, 0);
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hdnode_private_ckd_prime(&node, 0);
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hdnode_private_ckd(&node, 0);
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hdnode_private_ckd(&node, 0);
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ecdsa_get_pubkeyhash(node.public_key, pubkeyhash);
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if (memcmp(addr + 1, pubkeyhash, 20) == 0) {
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found = 1;
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break;
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}
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}
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float dur = (float)(clock() - start) / CLOCKS_PER_SEC;
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printf("Tried %d passphrases in %f seconds = %f tries/second\n", count, dur, (float)count/dur);
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if (found) {
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printf("Correct passphrase found! :-)\n\"%s\"\n", passphrase);
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return 0;
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}
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printf("Correct passphrase not found. :-(\n");
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return 4;
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}
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