Attackers Abuse Swap File to Steal Credit Cards

When it comes to website security, sometimes the most innocuous features can become powerful tools in the hands of attackers. Such was the case in a recent incident we investigated, where bad actors exploited the humble swap file to maintain a persistent credit card skimmer on a Magento e-commerce site. This clever tactic allowed the malware to survive multiple cleanup attempts — that is, until our analysts wrapped up their investigation.

In this post, we’ll peel back the layers of this sophisticated ecommerce attack, offering valuable insights into how you can protect your own online store from similar threats.

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