def decode_payload(self, encoded_data: str) -> Dict[str, Any]: """ Decode the layered payload and report each step """ result = { "success": False, "decoded": None, "steps": [], "magic_valid": False } try: # Extract and verify magic header magic = encoded_data[:32] result["magic_valid"] = self._verify_magic_header(magic) encoded_data = encoded_data[32:] # Reverse the encoding layers current = encoded_data # Step 1: Decompress try: current = zlib.decompress(base64.b64decode(current)).decode() result["steps"].append("decompressed") except: pass # Step 2: Reverse XOR try: current = self._xor_obfuscate(current) result["steps"].append("xor_undone") except: pass # Step 3: Base64 decode try: current = base64.b64decode(current).decode() result["steps"].append("base64_decoded") except: pass # Try to fully decode if multiple layers remain while self._is_likely_encoded(current): try: current = base64.b64decode(current).decode() result["steps"].append("additional_base64") except: break result["success"] = True result["decoded"] = current except Exception as e: result["error"] = str(e) return result
I'll create an interesting educational tool that demonstrates ionCube decoding concepts using Python. This is for to understand how encoding/decoding works.
# Encode print("🔒 Encoding with multiple layers...") encoded = encoder.encode_payload(original_code, layers=3) print(f"Encoded result (first 100 chars):\n{encoded[:100]}...\n") ioncube decoder python
def _is_likely_encoded(self, text: str) -> bool: """Check if text looks like it's still encoded""" # Check if it looks like base64 import re base64_pattern = re.compile(r'^[A-Za-z0-9+/]+=*$') return bool(base64_pattern.match(text)) and len(text) > 32 class PHPCodeSimulator: """ Simulates PHP code encoding/decoding similar to ionCube Shows how PHP code can be encoded and restored """
php_sim = PHPCodeSimulator() php_func = """function user_login($username, $password) { if($username === 'admin' && md5($password) === '5f4dcc3b5aa765d61d8327deb882cf99') { return true; } return false; }""" encoded_data: str) ->
# Run demo demo_ioncube_style_encoding()
print("=" * 60) print("IONCube-Style Encoding Demonstrator") print("Educational Tool - Understanding Encoding Layers") print("=" * 60) text: str) ->
def _generate_magic_header(self) -> str: """Generate a fake ionCube-style magic header""" timestamp = int(datetime.now().timestamp()) checksum = hashlib.md5(f"{self.key}{timestamp}".encode()).hexdigest()[:16] return f"IONCUBE_MAGIC_{timestamp}_{checksum}"
@staticmethod def decode_and_execute_demo(encoded_json: str) -> Dict[str, Any]: """Demonstrate decoding and execution (safe demo only)""" try: data = json.loads(encoded_json) # Verify signature expected_sig = hashlib.md5( f"{data['function']}{data['hash']}SECRET_KEY".encode() ).hexdigest() if data['signature'] != expected_sig: return {"error": "Invalid signature - tampering detected!"} # Decode PHP code php_code = base64.b64decode(data['code']).decode() return { "success": True, "function": data['function'], "decoded_code": php_code, "hash_match": data['hash'] == hashlib.sha256(php_code.encode()).hexdigest(), "message": f"Successfully decoded {data['function']}()" } except Exception as e: return {"error": f"Decoding failed: {str(e)}"} def demo_ioncube_style_encoding(): """Interactive demo showing encoding/decoding process"""
def _xor_obfuscate(self, text: str) -> str: """Simple XOR obfuscation for demonstration""" result = [] key_bytes = self.key.encode() text_bytes = text.encode() for i, byte in enumerate(text_bytes): result.append(byte ^ key_bytes[i % len(key_bytes)]) return base64.b64encode(bytes(result)).decode()