38 lines
No EOL
1.5 KiB
Python
38 lines
No EOL
1.5 KiB
Python
import os.path as path
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import json
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import socket
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class Module:
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def __init__(self, incoming=False, verbose=False, options=None):
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# extract the file name from __file__. __file__ is proxymodules/name.py
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self.name = path.splitext(path.basename(__file__))[0]
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self.description = 'Simply print the received data as text'
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self.incoming = incoming # incoming means module is on -im chain
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self.find = None # if find is not None, this text will be highlighted
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# protocol 3: flag{p4r4ll3l_fun}
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def execute(self, data):
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print(f"Incoming data: {data}")
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data_json = json.loads(data)
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if data_json["id"] == 1 and data_json["sender"] == "Bob":
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# send own Nonce instead of N_B
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data_json["content"] = '0'
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elif data_json["id"] == 2 and data_json["sender"] == "Alice":
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# start a parallel session with bob using Alice's Nonce N_A
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data_json["id"] = 1
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data_json["content"] = data_json["content"].split(',')[0]
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elif data_json["id"] == 2 and data_json["sender"] == "Bob":
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# Use Bob's signed answer to convince Alice, that we are Bob
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data_json["id"] = 3
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elif data_json["id"] == 3 and data_json["sender"] == "Alice":
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# Drop communication with Bob
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return bytes()
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data = bytes(json.dumps(data_json).replace(" ", "") + "\n", 'utf-8')
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print(f"Outgoing data: {data}")
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return data
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if __name__ == '__main__':
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print('This module is not supposed to be executed alone!') |