Mshta executable is invoked and calls the WldpGetLockdownPolicy
function.
It sets the WLDP_HOST_INFORMATION
members to:
dwRevision = 1
and dwHostId = WLDP_HOST_ID_GLOBAL (1)
This checks the state of a lockdown policy
Checks the registry for the CLSID of the mhtml dll.
RegOpenKeyExA(HKEY_CLASSES_ROOT, "clsid\\{25336920-03f9-11cf-8fd0-00aa00686f13}\\InProcServer32", 0, 1u, &hKey)