Good looking snake.
She's probably under enough stress settling in to her new home.
You can probably wait awhile on the de-worming but it would be wise to get it done at some point so you have some peace of mind.
An underside tail photo would help determine the sex of your little treasure. Here's a link to a thread that will show you what to look for.
This way you can do-it-yourself or post the appropriate photos and we'll help.
http://www.thamnophis.com/forum/bree...xing-pics.html