We discovered that the online credit card skimming attack known as Magecart or E-Skimming was actively operating on 3,126 online shops.
Read More We found a new modular fileless botnet malware, which we named “Novter,” (also reported and known as “Nodersok” and “Divergent”) that the KovCoreG campaign has been distributing since March. We’ve been actively monitoring this threat since its emergence and early development, and saw it being frequently updated. KovCoreG, active since 2011, is a long-running campaign known for using the Kovter botnet malware, which was distributed mainly through malvertisements and exploit kits. Kovter has been involved in click fraud operations since 2015, using fraudulent ads that have reportedly cost businesses more than US$29 million. The botnet was taken down at the end of 2018 through concerted efforts by law enforcement and cybersecurity experts, including Trend Micro.
Read More We recently found and analyzed a malicious malware variant that disguised itself as a legitimate Mac-based trading app called Stockfolio. We found two variants of the malware family. The first one contains a pair of shell scripts and connects to a remote site to decrypt its encrypted codes while the second sample, despite using a simpler routine involving a single shell script, is actually incorporates a persistence mechanism.
Read More
By Carl Maverick Pascual (Threats Analyst) Cybercriminals continue to use cryptocurrency-mining malware to abuse computing resources for profit. As early as 2017, we have also observed how they have applied fileless techniques to make detection and monitoring more difficult. On August 2, we observed a fileless cryptocurrency-mining malware, dubbed GhostMiner, that weaponizes Windows management instrumentation…
Read More We discovered a series of incidents where the credit card skimming attack Magecart was used to hit the booking websites of chain-brand hotels — the second time we’ve seen a Magecart threat actor directly hit ecommerce service providers instead of going for individual stores or third-party supply chains.
Read More