Fake computer account created
'This query detects domain user accounts creation (event ID 4720) where the username ends with $. Accounts that end with $ are normally domain computer accounts and when they are created the event ID 4741 is generated instead. Ref: https://blog.menasec.net/2019/02/threat-hunting-6-hiding-in-plain-sights.html'
Microsoft Sentinel (KQL)
