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Threat Predictions for Cryptocurrencies in 2018

In 2017, the main global threat to users was ransomware: and in order to recover files and data encrypted by attackers, victims were required to pay a ransom in cryptocurrency. In the first eight months of 2017, Kaspersky Lab products protected 1.65 million users from malicious cryptocurrency miners, and by the end of the year we expect this number to exceed two million. Read Full Article

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Tales from the blockchain

We will tell you two unusual success stories that happened on the “miner front”. The first story echoes the TinyNuke event and, in many respects gives an idea of the situation with miners. The second one proves that to get crypto-currency, you don’t need to “burn” the processor. Read Full Article

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Miners on the Rise

Over the last month alone, we have detected several large botnets designed to profit from concealed crypto mining. We have also observed growing numbers of attempts to install miners on servers owned by organizations. When these attempts are successful, the companies’ business processes suffer because data processing speeds fall substantially. Read Full Article

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Satoshi Bomb

Let us discuss what defines the profitability of bitcoin mining, what principles for mining speed adaptation were initially embedded into it, and why these principles can lead to the failure of the cryptocurrency in the long run. Read Full Article

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SambaCry is coming

Not long ago, news appeared online of a younger sibling for the sensational vulnerability EternalBlue. The story was about a new vulnerability for *nix-based systems – EternalRed (aka SambaCry). On May 30th our honeypots captured the first attack to make use of this particular vulnerability, but the payload in this exploit had nothing in common with the Trojan-Crypt that was EternalBlue and WannaCry. Read Full Article

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Zcash, or the return of malicious miners

On 28 October, the cryptocurrency world saw the emergence of a new player, the Zcash (ZEC) cryptocurrency. Its developers have described it rather figuratively: “If Bitcoin is like HTTP for money, Zcash is HTTPS.” They continue by noting that “unlike Bitcoin, Zcash transactions can be shielded to hide the sender, the recipient and value of all transactions.” Read Full Article