This query will identify new admin accounts created in the last N Days.
SELECT
u.username,
(SELECT datetime FROM sophos_windows_events WHERE eventid = '4720' AND json_extract(json_extract(data, '$.EventData'),'$.TargetSid') = u.uuid ) Creation_Date,
u.description,
u.directory,
u.shell,
u.uuid,
u.type,
ug.uid
FROM user_groups ug
JOIN users u ON u.uid = ug.uid
WHERE ug.gid = 544 AND
(SELECT time FROM sophos_windows_events WHERE eventid = '4720' AND json_extract(json_extract(data, '$.EventData'),'$.TargetSid') = u.uuid ) > strftime('%s','NOW','-$$Days$$ days');