了解下爬虫，去下载一个案例，自己慢慢学，需要下点功夫才行。
下面只是一小部分，如果你要学，自己百度吧。我也是初学者，所以无法给你详尽的解答。
url = "
https://abc.com"
Set objWinhttp = CreateObject("WinHttp.WinHttpRequest.5.1")
With objWinhttp
.Option(6) = False
.Option(17) = True '使用的是HTTP1.1,艹
.Open "GET", url, False '获取第一个动态的POST参数viewstate
.setRequestHeader "Host", "abc.com" ''''----------------------- 这个要改下
.setRequestHeader "Connection", "Keep-Alive"
.setRequestHeader "Upgrade-Insecure-Requests", 1
.setRequestHeader "User-Agent", "Mozilla/6.0"
.setRequestHeader "Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3"
.setRequestHeader "Accept-Encoding", "deflate"
.setRequestHeader "Accept-Language", "zh-CN,zh;q=0.8"
.send
