A Massive malware outbreak that distributed through Russian based backdoored BitTorrent client and infected more than 400,000 users within 12 hours on March 6, 2018.
This Trojan Mainly distributing via poisoned update for a peer-to-peer (P2P) application and carry a coin miner payload.
It using a lot more advanced techniques such as cross-process injection techniques, persistence mechanisms, and evasion methods.
A BitTorrent client called MediaGet People often used to download programs or media from websites with a dubious reputation and MediaGet already lists as a potentially unwanted application (PUA).
According to Microsoft, This operation distributing aimed at distributing Dofoil variant to install a cryptocurrency miner that uses victim computers’ resources for coin mining purposes.
Infection vector BitTorrent client Backdoor
Initial distributing coming from spam email and exploit kits and the first stage of infection carried out by performed an update poisoning campaign that installed a trojanized version of MediaGet on computers.
Since February 12 launched an updated poisoning campaigns were started and finally Massive distribution detection as Dofoil coin mining campaign on
MediaGet updating poisoning campaign by downloads an update.exe program and runs it on the machine to install a new mediaget.exe that contains an additional backdoor capability.
“Dofoil is the latest malware family to incorporate coin miners in attacks. Because the value of Bitcoin and other cryptocurrencies continues to grow, malware operators see the opportunity to include coin mining components in their attacks.”
Dofoil is an enduring family of trojan downloaders. These connect to command and control (C&C) servers to listen for commands to download and install malware. In the March 6 campaign, Dofoil’s C&C communication involves the use of the decentralized Namecoin network infrastructure . MicroSoft sai
Source : GBHackers