# -*- coding: utf-8 -*- import re import subprocess import zipfile from pathlib import Path APK = Path(__file__).resolve().parent.parent / "apks" / "seabank_ph_base.apk" DEXDUMP = Path(r"C:\Users\Administrator\AppData\Local\Android\Sdk\build-tools\37.0.0\dexdump.exe") with zipfile.ZipFile(str(APK)) as zf: data = b"".join(zf.read(n) for n in zf.namelist() if n.endswith(".dex")) for needle in [b"sdkutils", b"SoUtils", b"CharacterCrypto", b"vvuwuuvuu", b"vuwuuwvw", b"wwvwvwuvv", b"dfp is empty"]: print(needle.decode(), data.count(needle)) print("\n--- classes referencing sdkutils ---") for m in re.finditer(rb"Lcom/[^;]{0,120};", data): s = m.group() if b"sdkutils" in s.lower() or b"SoUtils" in s or b"Crypto" in s: print(s.decode()[1:-1].replace("/", ".")) # dump vvuuuuvvv.wwvuwuwvu (getRiskToken core) target = "Lcom/shopee/shpssdkbank/uwuvuvvww/vvuuuuvvv;" for dex_name in zf.namelist(): if not dex_name.endswith(".dex"): continue dex = zf.read(dex_name) if target.encode() not in dex: continue tmp = Path(__file__).resolve().parent.parent / "tmp" / "tmp_vv.dex" tmp.write_bytes(dex) out = subprocess.check_output([str(DEXDUMP), "-d", str(tmp)], text=True, errors="replace") print("\n===", dex_name, "vvuuuuvvv methods (native only) ===") cap = False for line in out.splitlines(): if f"Class descriptor : '{target}'" in line: cap = True elif cap and line.startswith(" Class descriptor"): break if cap and ("NATIVE" in line or "name :" in line): print(line.encode("ascii", "replace").decode())