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https://github.com/hashcat/hashcat.git
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70 lines
2.0 KiB
Python
70 lines
2.0 KiB
Python
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#!/usr/bin/env python
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# Author......: See docs/credits.txt
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# License.....: MIT
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# Target......: Exodus wallet extractor
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# Example.....: exodus2hashcat.py <path to exodus seed seco file>
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import binascii
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import sys
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import hashlib
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from Crypto.Cipher import AES
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import base64
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import os.path
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METADATA_LEN = 256
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HEADER_LEN = 224
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CRC_LEN = 32
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LEN_BLOB_STORED = 4
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if len(sys.argv) != 2 :
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print("Error, usage exodus2hashcat.py <path to exodus seed.seco file>")
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sys.exit(1)
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if os.path.basename(sys.argv[1])!= 'seed.seco':
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print("Error, usage exodus2hashcat.py <path to exodus seed.seco file>")
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sys.exit(1)
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with open(sys.argv[1],'rb') as fd:
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seedBuffer = fd.read()
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#Basic check
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if not seedBuffer[0:4].decode("utf8").startswith("SECO"):
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print("Not A SECO exodus header magic")
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sys.exit(1)
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salt = seedBuffer[0x100:0x120]
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n = int.from_bytes(seedBuffer[0x120:0x124],"big")
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r = int.from_bytes(seedBuffer[0x124:0x128],"big")
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p = int.from_bytes(seedBuffer[0x128:0x12c],"big")
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#Basic check
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if n!=16384 or r !=8 or p != 1:
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print("Warning,unexpected scrypt N,r,p values")
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if os.path.getsize(sys.argv[1]) != METADATA_LEN + HEADER_LEN + CRC_LEN + LEN_BLOB_STORED+ int.from_bytes(seedBuffer[0x200:0x204],"big"):
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print(os.path.getsize(sys.argv[1]))
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print( METADATA_LEN + HEADER_LEN + int.from_bytes(seedBuffer[0x200:0x204],"big"))
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print("Error file size")
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sys.argv[1]
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#Check integrity
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m = hashlib.sha256()
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m.update(seedBuffer[HEADER_LEN+CRC_LEN:])
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if m.digest() != seedBuffer[HEADER_LEN:HEADER_LEN+CRC_LEN]:
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print("SECO file seems corrupted")
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sys.exit(1)
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#Check aes-gcm string
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cipher = seedBuffer[0x12c:0x138]
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if binascii.hexlify(cipher) != b"6165732d3235362d67636d00":
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print("Error aes-256-gcm")
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sys.exit(1)
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iv = seedBuffer[0x14c:0x158]
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authTag = seedBuffer[0x158:0x168]
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key = seedBuffer[0x168:0x188]
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print("EXODUS:"+str(n)+":"+str(r)+":"+str(p)+":"+base64.b64encode(salt).decode("utf8")+":"+base64.b64encode(iv).decode("utf8")+":"+base64.b64encode(key).decode("utf8")+":"+base64.b64encode(authTag).decode("utf8"))
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