You can do it throw VBA macros.
Outlook - File - Options - Customize Ribbon
Tag "Developer". After you can see "Developer" in main menu.
Find in submenu - Visual Basic
In new Project1 click by right mouse button and tap Insert - Module.
Put in open window macros with comments below:
Public Sub saveAtt (itm As Outlook.MailItem)
Dim objAtt As Outlook.Attachment 'var for work with attachments
Dim saveFolder As String 'var for dest folder
Dim sDateMail as string 'var for email date
'save in right format email time
sDateMail = Format(itm.CreationTime, "hh-mm-ss_dd.mm.yyyy")
'set dest folder
saveFolder = "C:\Users\John Doe\Desktop\"
'sort all attachments in memail
For each objAtt in itm.Attachments
'save attachment in folder with name: email_date + attachment_filename
objAtt.SaveAsFile saveFolder & "\" & sDateMail & "_" & objAtt.FileName
'clear var for work with attachments
Set objAtt = Nothing
Next objAtt
End Sub
Save by pressing Ctrl + S.
After that you need to Create Rule for target email.