I'd add it to the DRT w/a note that highlights the Symantec article and the phrase "rootkit-type behavior"
Download info noted as "N/A" or something similar
That way we document it, but don't offer support for it.
IMO, even if the big boys (like AMD) use it, it's still a hack/crack and - IMO - an unauthorized mod of the OS
FWIW - I did something similar with my system when installing the GBridge VPN drivers in Win8 RP. Never did like how the system operated after that.