How hackers use cloud computing services to mine litecoin
Hackers have been using malware to secretly convert the victim's PC into a botnet for a long time. But security researchers Rob Ragan and Oscar Salazar have different ideas: why not use almost unlimited free computing resources provided by cloud computing service providers such as Amazon Google? They plan to reveal how they can use free trial use and free value-added accounts to create botnets at the Black Hat conference held in May January.
The researchers used email service providers Mandrill and FreeDNS.afraid.org to generate unique email addresses and different domain names, automate registration and verification, and create free accounts for cloud services in large batches, A cloud-based Botnet is built to control hundreds of computers. One of their experiments is to mine litecoin, which is the second most popular digital currency in Bitcoin, and is more suitable for mining with CPU. They found that every account can mine 0.25LTC every day, and the entire botnet cloud can generate litecode worth $1750 every week. To avoid actual damages, the experiment lasted for only a few hours, but some mining continued, and the service provider did not notice it. The researchers said that many companies now only want to attract enough users as quickly as possible, and have not really begun to think about how to defend against such attacks.
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