Create py3_AES.py

py3_AES.py

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+import sys
+from base64 import b64encode
+from Crypto.Cipher import AES
+from Crypto.Util.Padding import pad
+from Crypto.Random import get_random_bytes
+import hashlib
+
+KEY = get_random_bytes(16)
+iv = 16 * b'\x00'
+cipher = AES.new(hashlib.sha256(KEY).digest(), AES.MODE_CBC, iv)
+
+try:
+    plaintext = open(sys.argv[1], "rb").read()
+except:
+    print("Argument needed! %s <raw payload file>" % sys.argv[0])
+    sys.exit()
+
+ciphertext = cipher.encrypt(pad(plaintext, AES.block_size))
+
+# spits out an encrypted payload with the key to be used for decryption
+print('AESkey = { 0x' + ', 0x'.join(hex(x)[2:] for x in KEY) + ' };')
+print('payload = { 0x' + ', 0x'.join(hex(x)[2:] for x in ciphertext) + ' };')