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Credit card skimmer targets ASP.NET sites

Cybercriminals typically focus on targets that can get them the highest return with the least amount of effort. This is often determined by their ability to scale attacks, and therefore on how prevalent a vulnerability or target system is. Enter: the credit card skimmer. In the world of digital skimming, we’ve seen the most activity on e-commerce content management systems (CMSes), such … [Read more...]

Lock and Code S1Ep7: Sounding the trumpet on web browser privacy with Pieter Arntz

This week on Lock and Code, we discuss the top security headlines generated right here on Labs and around the Internet. In addition, we talk to Pieter Arntz, malware intelligence researcher at Malwarebytes, about web browser privacy—an often neglected subcategory of data privacy. Without the proper restrictions, browsers can allow web trackers to follow you around the Internet, resulting in … [Read more...]

Credit card skimmer masquerades as favicon

Malware authors are notorious for their deceptive attempts at staying one step ahead of defenders. As their schemes get exposed, they always need to go back to their bag of tricks to pull out a new one. When it comes to online credit card skimmers, we have already seen a number of evasion techniques, some fairly simple and others more elaborate. The goal remains to deceive online shoppers while … [Read more...]

Online credit card skimming increased by 26 percent in March

Criminals are known to take advantage of events that capture people’s attention. This is true for any kind of attack that relies on social engineering, such as the phishing emails exploiting the Covid-19 pandemic. Certain events such as the current crisis not only get the attention of threat actors but they also lead to changes in habits. Case in point, with the confinement measures … [Read more...]

Criminals hack Tupperware website with credit card skimmer

On March 20, Malwarebytes identified a targeted cyberattack against household brand Tupperware and its associated websites that is still active today. We attempted to alert Tupperware immediately after our discovery, but none of our calls or emails were answered. Threat actors compromised the official tupperware[.]com site—which averages close to 1 million monthly visits—as well as a few of its … [Read more...]

Rocket Loader skimmer impersonates CloudFlare library in clever scheme

Fraudsters are known for using social engineering tricks to dupe their victims, often times by impersonating authority figures to instill trust. In a recent blog post, we noted how criminals behind Magecart skimmers mimicked content delivery networks in order to hide their payload. This time, we are looking at a far more clever scheme. This latest skimmer is disguised as a JavaScript file … [Read more...]

Fraudsters cloak credit card skimmer with fake content delivery network, ngrok server

Threat actors love to abuse legitimate brands and infrastructure—this, we know. Last year we exposed how web skimmers had found their way onto Amazon’s Cloudfront content delivery network (CDN) via insecure S3 buckets. Now, we discovered scammers pretending to be CDNs while exfiltrating data and hiding their tracks—another reason to keep watchful eye on third-party content. Sometimes, … [Read more...]

Fintech security: the challenges and fails of a new era

“I have no idea how this app from my bank works, and I don’t trust what I don’t understand.” Josh is not an old curmudgeon or luddite. He’s 42 with a decent understanding of technology. Nevertheless, the changes in fintech have come too fast for him. It’s not that he doesn’t trust his bank. He doesn’t trust himself to use and manage the banking app … [Read more...]

6 ways hackers are targeting retail businesses

Retail hacking is no new phenomenon, although it has increased in frequency over the last few years. In fact, retailers experienced more breaches than any other industry in 2019, and they’ve lost over $30 billion to cybersecurity attacks. Both brick-and-mortar and online businesses experience retail hacking. Cybercriminals must often work harder to access online stores because these … [Read more...]