feature: xor encoding of payload with changeable key

phases/assembler.py

@@ -44,7 +44,7 @@ def merge_loader_payload(
         # Nothing to do
         pass
     elif decoder_style == DecoderStyle.XOR_1:
-        xor_key = 0x42
+        xor_key = config.xor_key
         logger.info("---[ XOR payload with key 0x{:x}".format(xor_key))
         payload_data = bytes([byte ^ xor_key for byte in payload_data])
 

phases/templater.py

@@ -45,6 +45,7 @@ def create_c_from_template(
         plugin_decoder = file.read()
         plugin_decoder = Template(plugin_decoder).render({
             'PAYLOAD_LEN': payload_len,
+            'XOR_KEY': config.xor_key,
         })
 
     filepath = "plugins/executor/{}.c".format(exec_style.value)