scankeys.py

#!/usr/bin/env python

import sys
from binascii import hexlify
from pybitcointools import *

from joblib import Parallel, delayed  
import multiprocessing

num_cores = multiprocessing.cpu_count()

addrs = set()
with open('addrs') as f:
    for line in f:
        addrs.add(line.strip())

def trykey(key):
    try:
        priv_u = encode_privkey(key, 'hex')
        priv_c = encode_privkey(key, 'hex_compressed')
        wif_u = encode_privkey(priv_u, 'wif', 52)
        wif_c = encode_privkey(priv_c, 'wif_compressed', 52)
        pub_u = encode_pubkey(privtopub(priv_u), 'hex')
        pub_c = encode_pubkey(pub_u, 'hex_compressed')
        addr_u = pubtoaddr(pub_u, 52)
        addr_c = pubtoaddr(pub_c, 52)
        if addr_u in addrs:
            addrs.remove(addr_u)
            print "FOUND %s %s uncompressed" % (addr_u, wif_u)
        if addr_c in addrs:
            addrs.remove(addr_c)
            print "FOUND %s %s compressed" % (addr_c, wif_c)
    except:
        if len(key) < 64:
            key = hexlify(key)
        print "failed to process " + key

try:
    keys = set()
    with open('keys') as f:
        for line in f:
            keys.add(line.strip())

    print "fast scan..."
    for key in keys:
        trykey(key)
except:
    print "keys file not found"

print "deep scan..."
wh = open('wallet.dat', 'rb')
w = wh.read()
deep_keys = set()
for offset in xrange(len(w)-32):
    end = offset + 32
    key = w[offset:end]
    deep_keys.add(key)

print "got %d candidate keys" % len(deep_keys)

Parallel(n_jobs=num_cores)(
    delayed(trykey)(key) for key in deep_keys
)