Back to qualys.com
1 posts

Staying Safe in the Era of Browser-based Cryptocurrency Mining

Qualys Malware Research Labs is announcing the release of Qualys BrowserCheck CoinBlocker Chrome extension to detect and block browser-based cryptocurrency mining, aka cryptojacking.

Cryptojacking

Cryptojacking attacks leverage the victim system’s resources via malicious JavaScript to mine certain cryptocurrencies. Attackers carry out these attacks by infecting popular sites with JavaScript that enables cryptojacking. Any visitor to such sites will download the JavaScript and unknowingly contribute its system resources to mine a cryptocurrency that is added to the attacker’s wallet. The resource-intensive mining process is carried out on victim systems typically consumes more than 70% of CPU, that reduces system performance, increases power consumption and can cause possible permanent damage to the system.

Continue reading …