Possible Scammer Abandoned Carts

@taylorthomas
There is an article might help you for solving or at least understanding your problem: Preventing Cart Abandonment Bots on Shopify: Effective Solutions

Cart abandonment caused by bad bots and malicious actors not only impacts revenue but also imposes significant operational and security challenges. Addressing these issues effectively requires robust cybersecurity measures and sophisticated traffic management strategies. Relying on traditional captcha and IP blocking might not always yield the expected results. To effectively prevent bots and malicious actors from abusing a critical functionality to any shop requires a combination of multiple techniques and controls in place.