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Malware

Why cryptojacking malware may be a sign of more serious intrusion

While the value of many cryptocurrencies has recently dropped off from their record highs, they still have strong appeal to cybercriminals.

The prospect of using thousands of devices to mine the likes of Monero is too tempting to ignore and so there has been a massive spike in malware that utilizes unknowing CPUs to generate money with little to no effort for the criminals and little obvious evidence of foul play to the user.

While on the surface it may seem that criminals could be doing far worse than mining cryptocurrency on your infrastructure, there can serious consequences if you find such an infection.

 

The rise and fall of browser-based mining

Last year cryptocurrency mining service CoinHive released code that would allow websites to generate revenue by using the CPU of the website visitors through cryptomining. This quickly led to a new trend in malware, where hackers inject legitimate websites with mining code.

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Dan Swinhoe

Dan is a journalist at CSO Online. Previously he was Senior Staff Writer at IDG Connect.

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