# Run demo demo_ioncube_style_encoding()
@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"""
if decoded_result["success"]: print(f"✓ Successfully decoded!") print(f"✓ Magic header valid: {decoded_result['magic_valid']}") print(f"✓ Steps performed: {' → '.join(decoded_result['steps'])}") print(f"\n📄 Decoded code:\n{decoded_result['decoded']}") else: print(f"✗ Decoding failed: {decoded_result.get('error')}")
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 """ ioncube decoder python
""" IONCube-Style Decoder Demonstrator Educational tool showing encoding/decoding patterns similar to ionCube NOT for actual ionCube decoding - purely for learning encoding concepts """ import base64 import zlib import hashlib import json from datetime import datetime from typing import Dict, Any, Optional import struct
@staticmethod def encode_php_function(func_name: str, php_code: str) -> str: """Encode PHP function to look like ionCube output""" encoded = { "function": func_name, "code": base64.b64encode(php_code.encode()).decode(), "hash": hashlib.sha256(php_code.encode()).hexdigest(), "timestamp": datetime.now().isoformat() } # Add fake ionCube signature signature = hashlib.md5( f"{func_name}{encoded['hash']}SECRET_KEY".encode() ).hexdigest() encoded["signature"] = signature return json.dumps(encoded, indent=2)
print(f"\n📝 Original Code:\n{original_code}\n") text: str) ->
# 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")
@staticmethod def analyze_encoding_structure(encoded_text: str) -> Dict[str, Any]: """Analyze the structure of encoded data""" analysis = { "length": len(encoded_text), "entropy": 0, "likely_encoding_types": [], "base64_ratio": 0, "printable_ratio": 0 } # Calculate entropy (simplified) from collections import Counter if encoded_text: counter = Counter(encoded_text) total = len(encoded_text) entropy = -sum((count/total) * (count/total).bit_length() for count in counter.values()) analysis["entropy"] = round(entropy, 2) # Check base64 characteristics import re base64_chars = len(re.findall(r'[A-Za-z0-9+/=]', encoded_text)) analysis["base64_ratio"] = base64_chars / max(len(encoded_text), 1) if analysis["base64_ratio"] > 0.9: analysis["likely_encoding_types"].append("base64") # Check for compression markers if b'\x78\x9c' in encoded_text.encode() or 'eJw' in encoded_text: analysis["likely_encoding_types"].append("zlib/gzip") return analysis if == " main ": print("\n⚠️ DISCLAIMER: This is an EDUCATIONAL tool demonstrating") print("encoding concepts similar to ionCube but NOT actual ionCube decoding.") print("Always respect software licenses and copyright laws.\n")
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 php_code: str) ->
# Decode print("🔓 Decoding process:") decoded_result = encoder.decode_payload(encoded)
sample_encoded = "SU9OQ1VCRV9NQUdJQ18xMjM0NTY3ODkwMTIzNDU2Nzg5MDEyMzQ1Njc4OTA=" analysis = CodeAnalyzer.analyze_encoding_structure(sample_encoded) print(f"\n📊 Analysis Results:") for key, value in analysis.items(): print(f" • {key}: {value}")
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()
# PHP Function Simulation print("\n" + "=" * 60) print("PHP Function Encoding Simulation") print("=" * 60)