Is it possible to create list of addresses and private keys from Counterwallet pass phrase?

I’m posting the source code of CounterwalletHelper.py (Python 2.7) here because the original Github repo isn’t available any more:

import argparse 
import math, struct
from bip32utils.BIP32Key import *
from binascii import unhexlify
from hashlib import sha256
from ecdsa.ecdsa import int_to_string
mnemonic_word_list = ["like","just","love","know","never","want","time","out","there","make","look","eye","down","only","think","heart","back","then","into","about","more","away","still","them","take","thing","even","through","long","always","world","too","friend","tell","try","hand","thought","over","here","other","need","smile","again","much","cry","been","night","ever","little","said","end","some","those","around","mind","people","girl","leave","dream","left","turn","myself","give","nothing","really","off","before","something","find","walk","wish","good","once","place","ask","stop","keep","watch","seem","everything","wait","got","yet","made","remember","start","alone","run","hope","maybe","believe","body","hate","after","close","talk","stand","own","each","hurt","help","home","god","soul","new","many","two","inside","should","true","first","fear","mean","better","play","another","gone","change","use","wonder","someone","hair","cold","open","best","any","behind","happen","water","dark","laugh","stay","forever","name","work","show","sky","break","came","deep","door","put","black","together","upon","happy","such","great","white","matter","fill","past","please","burn","cause","enough","touch","moment","soon","voice","scream","anything","stare","sound","red","everyone","hide","kiss","truth","death","beautiful","mine","blood","broken","very","pass","next","forget","tree","wrong","air","mother","understand","lip","hit","wall","memory","sleep","free","high","realize","school","might","skin","sweet","perfect","blue","kill","breath","dance","against","fly","between","grow","strong","under","listen","bring","sometimes","speak","pull","person","become","family","begin","ground","real","small","father","sure","feet","rest","young","finally","land","across","today","different","guy","line","fire","reason","reach","second","slowly","write","eat","smell","mouth","step","learn","three","floor","promise","breathe","darkness","push","earth","guess","save","song","above","along","both","color","house","almost","sorry","anymore","brother","okay","dear","game","fade","already","apart","warm","beauty","heard","notice","question","shine","began","piece","whole","shadow","secret","street","within","finger","point","morning","whisper","child","moon","green","story","glass","kid","silence","since","soft","yourself","empty","shall","angel","answer","baby","bright","dad","path","worry","hour","drop","follow","power","war","half","flow","heaven","act","chance","fact","least","tired","children","near","quite","afraid","rise","sea","taste","window","cover","nice","trust","lot","sad","cool","force","peace","return","blind","easy","ready","roll","rose","drive","held","music","beneath","hang","mom","paint","emotion","quiet","clear","cloud","few","pretty","bird","outside","paper","picture","front","rock","simple","anyone","meant","reality","road","sense","waste","bit","leaf","thank","happiness","meet","men","smoke","truly","decide","self","age","book","form","alive","carry","escape","damn","instead","able","ice","minute","throw","catch","leg","ring","course","goodbye","lead","poem","sick","corner","desire","known","problem","remind","shoulder","suppose","toward","wave","drink","jump","woman","pretend","sister","week","human","joy","crack","grey","pray","surprise","dry","knee","less","search","bleed","caught","clean","embrace","future","king","son","sorrow","chest","hug","remain","sat","worth","blow","daddy","final","parent","tight","also","create","lonely","safe","cross","dress","evil","silent","bone","fate","perhaps","anger","class","scar","snow","tiny","tonight","continue","control","dog","edge","mirror","month","suddenly","comfort","given","loud","quickly","gaze","plan","rush","stone","town","battle","ignore","spirit","stood","stupid","yours","brown","build","dust","hey","kept","pay","phone","twist","although","ball","beyond","hidden","nose","taken","fail","float","pure","somehow","wash","wrap","angry","cheek","creature","forgotten","heat","rip","single","space","special","weak","whatever","yell","anyway","blame","job","choose","country","curse","drift","echo","figure","grew","laughter","neck","suffer","worse","yeah","disappear","foot","forward","knife","mess","somewhere","stomach","storm","beg","idea","lift","offer","breeze","field","five","often","simply","stuck","win","allow","confuse","enjoy","except","flower","seek","strength","calm","grin","gun","heavy","hill","large","ocean","shoe","sigh","straight","summer","tongue","accept","crazy","everyday","exist","grass","mistake","sent","shut","surround","table","ache","brain","destroy","heal","nature","shout","sign","stain","choice","doubt","glance","glow","mountain","queen","stranger","throat","tomorrow","city","either","fish","flame","rather","shape","spin","spread","ash","distance","finish","image","imagine","important","nobody","shatter","warmth","became","feed","flesh","funny","lust","shirt","trouble","yellow","attention","bare","bite","money","protect","amaze","appear","born","choke","completely","daughter","fresh","friendship","gentle","probably","six","deserve","expect","grab","middle","nightmare","river","thousand","weight","worst","wound","barely","bottle","cream","regret","relationship","stick","test","crush","endless","fault","itself","rule","spill","art","circle","join","kick","mask","master","passion","quick","raise","smooth","unless","wander","actually","broke","chair","deal","favorite","gift","note","number","sweat","box","chill","clothes","lady","mark","park","poor","sadness","tie","animal","belong","brush","consume","dawn","forest","innocent","pen","pride","stream","thick","clay","complete","count","draw","faith","press","silver","struggle","surface","taught","teach","wet","bless","chase","climb","enter","letter","melt","metal","movie","stretch","swing","vision","wife","beside","crash","forgot","guide","haunt","joke","knock","plant","pour","prove","reveal","steal","stuff","trip","wood","wrist","bother","bottom","crawl","crowd","fix","forgive","frown","grace","loose","lucky","party","release","surely","survive","teacher","gently","grip","speed","suicide","travel","treat","vein","written","cage","chain","conversation","date","enemy","however","interest","million","page","pink","proud","sway","themselves","winter","church","cruel","cup","demon","experience","freedom","pair","pop","purpose","respect","shoot","softly","state","strange","bar","birth","curl","dirt","excuse","lord","lovely","monster","order","pack","pants","pool","scene","seven","shame","slide","ugly","among","blade","blonde","closet","creek","deny","drug","eternity","gain","grade","handle","key","linger","pale","prepare","swallow","swim","tremble","wheel","won","cast","cigarette","claim","college","direction","dirty","gather","ghost","hundred","loss","lung","orange","present","swear","swirl","twice","wild","bitter","blanket","doctor","everywhere","flash","grown","knowledge","numb","pressure","radio","repeat","ruin","spend","unknown","buy","clock","devil","early","false","fantasy","pound","precious","refuse","sheet","teeth","welcome","add","ahead","block","bury","caress","content","depth","despite","distant","marry","purple","threw","whenever","bomb","dull","easily","grasp","hospital","innocence","normal","receive","reply","rhyme","shade","someday","sword","toe","visit","asleep","bought","center","consider","flat","hero","history","ink","insane","muscle","mystery","pocket","reflection","shove","silently","smart","soldier","spot","stress","train","type","view","whether","bus","energy","explain","holy","hunger","inch","magic","mix","noise","nowhere","prayer","presence","shock","snap","spider","study","thunder","trail","admit","agree","bag","bang","bound","butterfly","cute","exactly","explode","familiar","fold","further","pierce","reflect","scent","selfish","sharp","sink","spring","stumble","universe","weep","women","wonderful","action","ancient","attempt","avoid","birthday","branch","chocolate","core","depress","drunk","especially","focus","fruit","honest","match","palm","perfectly","pillow","pity","poison","roar","shift","slightly","thump","truck","tune","twenty","unable","wipe","wrote","coat","constant","dinner","drove","egg","eternal","flight","flood","frame","freak","gasp","glad","hollow","motion","peer","plastic","root","screen","season","sting","strike","team","unlike","victim","volume","warn","weird","attack","await","awake","built","charm","crave","despair","fought","grant","grief","horse","limit","message","ripple","sanity","scatter","serve","split","string","trick","annoy","blur","boat","brave","clearly","cling","connect","fist","forth","imagination","iron","jock","judge","lesson","milk","misery","nail","naked","ourselves","poet","possible","princess","sail","size","snake","society","stroke","torture","toss","trace","wise","bloom","bullet","cell","check","cost","darling","during","footstep","fragile","hallway","hardly","horizon","invisible","journey","midnight","mud","nod","pause","relax","shiver","sudden","value","youth","abuse","admire","blink","breast","bruise","constantly","couple","creep","curve","difference","dumb","emptiness","gotta","honor","plain","planet","recall","rub","ship","slam","soar","somebody","tightly","weather","adore","approach","bond","bread","burst","candle","coffee","cousin","crime","desert","flutter","frozen","grand","heel","hello","language","level","movement","pleasure","powerful","random","rhythm","settle","silly","slap","sort","spoken","steel","threaten","tumble","upset","aside","awkward","bee","blank","board","button","card","carefully","complain","crap","deeply","discover","drag","dread","effort","entire","fairy","giant","gotten","greet","illusion","jeans","leap","liquid","march","mend","nervous","nine","replace","rope","spine","stole","terror","accident","apple","balance","boom","childhood","collect","demand","depression","eventually","faint","glare","goal","group","honey","kitchen","laid","limb","machine","mere","mold","murder","nerve","painful","poetry","prince","rabbit","shelter","shore","sho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def makeSeed(phrase, words=mnemonic_word_list):
	n = len(mnemonic_word_list) 
	s = [] 
	for i in range(4):  # len(phrase) / 3 
		w1 = words.index(phrase[3*i])
		w2 = words.index(phrase[3*i + 1])
		w3 = words.index(phrase[3*i + 2])
		s.append(w1 + n*mMod(w2-w1, n) + n*n*mMod(w3 - w2, n)) 
	return s
	
def mMod(a, b): 
	return int(a  - math.floor(a/b)*b) 

def toHex(s):
	seed = '' 
	for i in s: 
		seed += ('0'*8 + format(i, 'x'))[-8:]
	return seed 

def bytesToWords(seed):
	words = {}    
	for i in range(32):     
		ps = (i*8) >> 5
		try: ls = words[ps] 
		except: ls = 0
		try: rs = int(seed[i]) << (24 - (i % 4)*8)
		except: rs = 0
		words[ps] = (ls | rs)
	return words
	
def toWordArray(words):
	b = b'' 
	for i in words:
		b += struct.pack('>i', words[i])
	return b

def createWallet(entropy):
	I = hmac.new("Bitcoin seed", entropy, hashlib.sha512).digest()
	Il, Ir = I[:32], I[32:]
	key = BIP32Key(secret=Il, chain=Ir, depth=0, index=0, fpr='\0\0\0\0', public=False)
	return key

def getAddressAccount(key, n, show_private): 
	AccountZero = key.ChildKey(BIP32_HARDEN)
	ExternalAccount = AccountZero.ChildKey(0)
	address_list = [] 
	for i in range(n):
		AddressAccount = ExternalAccount.ChildKey(i)
		x = {'address': AddressAccount.Address()} 
		if show_private:
			x['private key'] = AddressAccount.PrivateKey().encode('hex')
		address_list.append(x) 
	return address_list 

def openWallet(pass_phrase, depth, show_private=False, old=False):
	step1 = makeSeed(pass_phrase)
	step2 = toHex(step1)
        if old:
                step3 = bytesToWords(step2)
                step4 = toWordArray(step3)
	else:
                step4 = unhexlify(step2) 
        wallet = createWallet(step4) 
	address_list = getAddressAccount(wallet, depth, show_private)
	return address_list

def recoverWallet(known_phrase, known_address, insertion_index, depth=3, old=False): 
	for i in range(1626):
                try_phrase = known_phrase.lower().strip().split(' ')
		try_phrase.insert(insertion_index, mnemonic_word_list[i])
		address_list = list(x['address'] for x in openWallet(try_phrase, depth, old) )
		print(try_phrase)
		print(i, address_list)
		if known_address in address_list: 
			print("FOUND: " + mnemonic_word_list[i]) 
			break
		else: continue

def checkPhrase(phrase, partial=False):
	try: p = phrase.lower().strip().split(' ')
	except: return False 
	if not partial and len(p) != 12:
		return False 
	if partial and len(p) != 11: 
		return False
	for i in p:
		if i not in mnemonic_word_list:
			return False
	return True

_b58chars = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz'

def decode_base58(addr, length):
	n = 0
	for char in addr:
		n = n * 58 + _b58chars.index(char)
	return (b'\0'*length + int_to_string(n))[-length:] #n.to_bytes(length, 'big')
	
def checkAddress(addr):
	addr_bytes = decode_base58(addr, 25)
	addr1 = sha256(addr_bytes[:-4]).digest()
	addr2 = sha256(addr1).digest()
	chksum = addr2[:4]
	return chksum == addr_bytes[-4:]

def main():
	parser = argparse.ArgumentParser(prog='walletHelper', description='Offline helper methods for CounterWallet (BIP32) ')
	subparsers = parser.add_subparsers(dest='action', help='the action to be taken')
	parser_recover = subparsers.add_parser('recover', help='recover a wallet from a partial passphrase') 
	parser_recover.add_argument('--known-phrase', required=True, help='enter the part of the passphrase which you know') 
	parser_recover.add_argument('--known-address', required=True, help='enter an address known to be in the wallet') 
	parser_recover.add_argument('--search-depth', required=False, help='enter the number of generated addresses to search for a match per wallet', type=int, default=3) 
	parser_recover.add_argument('--insertion-index', required=True, help='insertion point for unknown word, from 0 to 11', type=int, choices=range(0,12))
	parser_recover.add_argument('--old', required=False, help='for old 10^32 entropy counterwallets', action='store_true', default=False)
        
	parser_wallet = subparsers.add_parser('wallet', help='open a wallet, show public or private keys') 
	parser_wallet.add_argument('--pass-phrase', required=True, help='enter the wallet passphrase', )
	parser_wallet.add_argument('--search-depth', required=False, help='enter the numberas of addresses to display', type=int, default=3) 
	parser_wallet.add_argument('--show-private', required=False, help='show wallet private keys', action='store_true', default=False) 
	parser_wallet.add_argument('--old', required=False, help='for old 10^32 entropy counterwallets', action='store_true', default=False)
        args = parser.parse_args()
 
	if args.action == 'wallet':
		try: 
			assert checkPhrase(args.pass_phrase)
                        pass_phrase = args.pass_phrase.lower().strip().split(' ')
		except: 
			print('re-enter a valid 12 word pass phrase, or try using the recovery option')
			return
		depth = abs(args.search_depth)
		address_list = openWallet(pass_phrase, depth, args.show_private, args.old)
		for i in address_list: 
			print('address: %s' % i['address'])
			if args.show_private:
				print('private key: %s' % i['private key'])
				
	elif args.action == 'recover':
		try: 
			assert checkPhrase(args.known_phrase, partial=True)
		except: 
			print('make sure to enter 11 valid known mnemonic words')
			return
		try: 
			assert checkAddress(args.known_address)
		except:
			print('enter a valid known address')
			return 
		depth = abs(args.search_depth)
		recoverWallet(args.known_phrase, args.known_address, args.insertion_index, depth, args.old) 
		
if __name__ == '__main__':
	main()