You can always use the below steps to find the EXIT ande BADI for a particular transaction.

1. Open transaction SE24.

2. Now open the object CL_EXITHANDLER in display mode.

3. Go to the method tab and double click on the method GET_INSTANCE.

4. Put a break point on cl_exithandler= get_class_name_by_interface.

5. Now execute the transaction you want to find EXIT for, it will take you to the above method.

6. Write EXIT_HANDLER in fieldnames and hit enter, it will tell you the EXIT used for your transaction.

7. Hit F8 and it will tell you all the EXITu2019s for your transaction.

to find the Badi attached to the Transaction..

go to T-code se15 expand enhacements tabel expand Business addins enter package attached to t-code ( enter package