Not asking for much, are you? Ok, Windows 7 is dead, so you want help to build a fresh W7 machine.
Here is the LAN driver for your board:
I do not see where your board had a modem, so you are on your own with that.
For the chipset inf, I cannot verify the integrity of the install file, and have attached it for you. Use at your own risk.
You should seriously forcus on using windows 10, instead of windows 7. All the drivers would be there for you for this 2007 board. It is 13 years old, and I would not be surprised if you started seeing component.