def METHOD_NAME(zerologon_exploiter_object):
    mock_dumped_secrets = [
        f"{USERS[i]}:{RIDS[i]}:::{LM_HASHES[i]}:{NT_HASHES[i]}:::" for i in range(len(USERS))
    ]
    expected_extracted_creds = {
        USERS[0]: {"RID": int(RIDS[0]), "lm_hash": "", "nt_hash": ""},
        USERS[1]: {"RID": int(RIDS[1]), "lm_hash": "", "nt_hash": ""},
    }
    assert zerologon_exploiter_object._extract_user_creds_from_secrets(mock_dumped_secrets) is None
    assert zerologon_exploiter_object._extracted_creds == expected_extracted_creds