Security researchers at security firm ESET have discovered a malware campaign that infected hundreds of Windows web servers with a malicious cryptocurrency miner. According to the experts, the criminal gang behind the attack made more than $63,000 worth of Monero (XMR) in just three months. Crooks are using malicious code that steals computing resources of victims machine and the number of attacks aimed to mine cryptocurrencies continues to increase. In the same month, GuardiCore malware experts discovered a new botnet malware dubbed BondNet that at the time infected an estimated 15,000 Windows server computers worldwide for mining Monero.”]
Source: http://securityaffairs.co/wordpress/63563/cyber-crime/monero-server-botnet.html