Not sure if targeted, but it popped up while I was browsing on my morning run.
Was going to link to Amazon or the apps but uploaded a screenshot to prove I wasn't crazy.
EDIT: As per Wakrak only accounts new to the Amazon Shopping app Android iOS, so it is targeted.
https://www.amazon.com.au/b?node=7293361051
For any existing customer of amazon.com.au who has not previously made a purchase through the Amazon App (Australia store) and has either been invited from Amazon or who has clicked through on site marketing whilst signed into their Amazon customer account, is eligible to receive $10 off their first purchase of over $39 of “eligible items” made on the Amazon App (Australia store) only ("offer").
For the purpose of these terms and conditions "eligible items" refers to any product shipped and sold by Amazon AU on the Amazon app and excludes products sold by third party sellers (even if fulfilled by Amazon, or sold by Amazon US), digital purchases such as e-books, subscriptions such as prime video and audible, gift cards and postage or delivery rates.
To redeem the offer, visit https://www.amazon.com.au/gp/browse.html?node=7293361051 and follow the instructions to redeem. Once you have added at least $39 of eligible items to your cart, your $10 total discount will be automatically applied to eligible items at checkout. If you do not add any eligible items to your cart, the offer will not apply.
This offer cannot be used in conjunction with any other offer or code for new customers or Amazon devices. The offer is subject to availability and Amazon reserves the right to cancel, amend or withdraw the offer at any time at its discretion. Amazon.com.au’s Conditions of Use and Sale apply. The offer is valid until 23:59 (AEST) on 31 Aug 2021 unless withdrawn earlier.