Security experts recommend looking for increased activity from illicit mining on corporate networks when cryptocurrency prices go up.
Image: Shutterstock/Wit Olszewski
Crypto mining may seem like a small risk when compared with all the ransomware attacks going on. However, Cisco Talos researchers note in a new analysis that “unauthorized software on end systems is never a good sign. Today it’s a crypto miner, tomorrow it could be the initial payload in an eventual ransomware attack.”
Crypto mining has increased from 3% of all mining alerts in January 2020 to 6% in March 2021, according to analysis from Talos. Bad actors often time attacks around activities or events in the news, such as COVID-19 vaccinations. Talos recommends that security teams recognize this dynamic and incorporate it into threat monitoring. This means looking…