hd-network.exe is a application which is most likely legit. So, if hd-network.exe is on your PC, it is most likely ok, and will NOT be a cause for concern. Even if your system is virus-free, it is still recommended to purchase a well-known antivirus with a good track record, in order to yourself your system against potential security problems.
Usually, this application is found in C:\Program Files (x86)\BlueStacks\HD-Network.exe.
The MD5 checksum for this file is 0c37c1aae9169ab56bbc66e2a42a7547.
This program does NOT run as a Windows service. This is usually a good sign.
This program uses the net to communicate. In this day and age this is ok. For example, most of the apps on your PC check for new updates. In order to do this, Internet communications are necessary.
This app runs as a 32-bit program. It does not exploit the full set of features of current PC CPUs. This ordinarily happens because the publishers did not upgrade it to use the x64 instruction set.
The description extracted from the file is BlueStacks Network Helper Process.
File version 220.127.116.1127.
Author BlueStack Systems.
Legal copyright notice Copyright 2011 BlueStack Systems, Inc. All Rights Reserved..
Some unusual features of Windows appear to be used, such as functions for tapping the keyboard. We recommend you to read more about this program.
hd-network.exe is digitally signed. Today most clean programs are digitally signed.
The digital signature extracted from hd-network.exe verifies as ok. This is very good.
Digitally signed by: BlueStack Systems, Inc.
Certificate's issuer name: Symantec Class 3 Extended Validation Code Signing CA - G2
It has an uninstall string in registry, which is good. si are uninstall.