In late October 2024, a new scheme for distributing a certain Android banking Trojan called "Mamont" was uncovered. The victim would receive an instant message from an unknown sender asking to identify a person in a photo. The attackers would then send what appeared to be the photo itself but was actually a malware installer. Shortly after, reports surfaced of Mamont being disseminated through neighborhood chat groups. Cybercriminals were touting an app to track a parcel containing household appliances they said they were offering for free. In reality, this was malware with no parcel-tracking functionality whatsoever. Both scams targeted individual users only. Recently, however, we noticed a number of websites promoting a variety of bulk-priced goods that could attract both individual bargain hunters and businesses. A closer look revealed a previously unknown Mamont dissemination pattern. How we tried to save some cash on a purchase As we began our investigation, our attention was drawn to websites that offered various products at wholesale prices. We decided to place an order to see if there was a catch. The contact details for one of the stores contained a link to a dedicated private Telegram chat that instructed users to DM their manager to place an order. Reach out to the agent to place an order We did just that, checked the details, and made an order. They told us we could pay on delivery with no advance payment whatsoever. This was likely a way for the criminals to…Read More