SNVS?
AES-CBC-128

Key = 82D4EEE9E7F68EFBC43C3D2747E4139F

IV = 0000000000000000
Used for:

40000001 (BLNK)

AES-CMAC-128

Key = 4C49DC8DF6A20E1592F9E9F7442B4261
Used to generate the AES-CMAC-128 at the start of decrypted 40000001, by digesting the remainder of the decrypted data


AES-CBC-128

Key = DB603053A4D3119149996D0BA84434E2

IV = 0000000000000000
Used for:

40000002 (BASE)

AES-CMAC-128

Key = B3A8CB797D1406658372A92B6CFB3490
Used to generate the AES-CMAC-128 at the start of decrypted 40000002, by digesting the remainder of the decrypted data