Samsung SM-A325M (A32 4G) selected partition successfully backed up by Hydra Tool 

1. Run Hydra MTK Module.
2. Tick "Brand" and "Module".
3. Tick "Comport"
4. Select "Auto Broom Exploit", "Enable UBL Loader" and "Enable PrelDUMP"
5. Choose "PM" Tab
6. Tick "Flash Mode"
7. Tick "Skip preloader"
8. Click "Partition"
9. Connect the device to the computer with USB Data Cable
10. Wait until it shows all partitions.
11. Choose the partitions you want to backup
12. Click on "Read"
13. Wait until the process is completed.