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The forgotten domain: Exploring a link between Magecart Group 5 and the Carbanak APT

This blog post was authored by Jérôme Segura, William Tsing, and Adam Thomas. In a previous post, we described the possible overlap between certain domains registered by Magecart Group 4 and the Cobalt gang. While attribution is always a difficult endeavor, sharing TTPs can help others to connect the dots between campaigns observed in the wild and threat groups. This time, we looked at … [Read more...]

Ryuk ransomware attacks businesses over the holidays

While families gathered for food and merriment on Christmas Eve, most businesses slumbered. Nothing was stirring, not even a mouse—or so they thought. For those at Tribune Publishing and Data Resolution, however, a silent attack was slowly spreading through their networks, encrypting data and halting operations. And this attack was from a fairly new ransomware family called Ryuk. Ryuk, which made … [Read more...]