24 lines
841 B
Python
24 lines
841 B
Python
#!/usr/bin/env python3
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from pathlib import Path
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import argparse, base64, hashlib, json, lzma, marshal, os, plistlib, re, struct, subprocess, sys, zipfile, zlib
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def xor(data, key):
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return bytes(b ^ key[i % len(key)] for i, b in enumerate(data))
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def find_after(data, marker):
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off = data.index(marker) + len(marker)
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ln = struct.unpack_from('<I', data, off)[0]
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off += 4
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return data[off:off+ln]
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def main():
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ap = argparse.ArgumentParser(); ap.add_argument('apk', nargs='?', default='../public/FvncLiteCourier.apk')
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args = ap.parse_args()
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with zipfile.ZipFile(args.apk) as z:
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dex = z.read('classes.dex')
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blob = z.read('assets/fvnc_table.bin')
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key = re.search(rb'fvnc-lite-v4', dex).group(0)
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cfg = json.loads(xor(blob, key))
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print(cfg['audit.export'])
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if __name__ == '__main__': main()
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