Security News
MalwareBytes is reporting a weird software credit card skimmer. Even though spotting multiple card skimmer scripts on the same online shop is not unheard of, this one stood out due to its highly specialized nature.
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A threat actor has infected an e-commerce store with a custom credit card skimmer designed to siphon data stolen by a previously deployed Magento card stealer. Credit card skimmers are JavaScript scripts that cybercrime groups known as Magecart groups inject into hacked e-commerce sites as part of web skimming attacks.
The administrator of Joker's Stash, a popular and one of the longest-running marketplace for cybercriminals to purchase stolen credit cards, announced on Friday that they would permanently shut down the operation next month. The illegal card shop opened in 2014 and became famous for providing fresh stolen credit card data and a promise of card validity; some of the cards were touted to be exclusive to Joker's Stash.
The administrator of Joker's Stash, a popular and one of the longest-running marketplace for cybercriminals to purchase stolen credit cards, announced on Friday that they would permanently shut down the operation next month. The illegal card shop opened in 2014 and became famous for providing fresh stolen credit card data and a promise of card validity; some of the cards were touted to be exclusive to Joker's Stash.
The operators of Joker's Stash operate several versions of the platform, including Blockchain proxy server domains -. The actors behind Joker's Stash took to Russian-language carding forum Club2CRD stating that no card dumps were stored on the servers and transition plans were already underway to move the content hosted on the busted site to a new blockchain version of the portal.
Credit card stealer scripts are evolving and become increasingly harder to detect due to novel hiding tactics. This happened because scanners aren't commonly scanning CSS files for malicious code and anyone looking at the skimmer's trigger script reading a custom property from the CSS page wouldn't give it a second glance.
The attackers exploited multiple security vulnerabilities impacting these older and deprecated Magento 2.x versions to inject backdoors and inject credit card stealer scripts that allowed them to harvest the store customers' payment card data. Credit card skimmers are JavaScript-based scripts injected by Magecart cybercrime groups on compromised e-commerce sites' pages to exfiltrate payment and personal info submitted by customers to servers under their control.
Newly discovered web skimming malware is capable of hiding in plain sight to inject payment card skimmer scripts into compromised online stores. The malware's creators use malicious payloads concealed as social media buttons that mimic high profile platforms such as Facebook, Twitter, and Instagram.
On Thursday, the gang claimed that it stole 2 million credit cards from South Korean retailer E-Land over a one-year period, in a campaign that culminated with a ransomware attack on the company's headquarters in November. Operators of Clop ransomware reportedly said that they were responsible for the November attack that forced E-Land - a subsidiary of E-Land Global - to shut down 23 of its New Core and NC Department Store locations.