VMware ESXi - Root login

Requête originale, sans modification.

let p_lookback = 14d;
let t_lookback = 1h;
let root_ips = VMwareESXi
| where TimeGenerated between (ago(p_lookback) .. ago(t_lookback))
| where SyslogMessage has_all ('UserLoginSessionEvent', 'root', 'logged in')
| extend SrcIpAddr = extract(@'root@(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})', 1, SyslogMessage)
| summarize makeset(SrcIpAddr);
VMwareESXi
| where TimeGenerated > ago(t_lookback)
| where SyslogMessage has_all ('UserLoginSessionEvent', 'root', 'logged in')
| extend SrcIpAddr = extract(@'root@(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})', 1, SyslogMessage)
| where SrcIpAddr !in (root_ips)
| extend IPCustomEntity = SrcIpAddr