Dark Web Price Index 2020 reveals average prices for a selection of cybercrime commodities available “on demand” A basic malware attack on targets on Europe or the US costs $300, and a targeted distributed denial-of-service (DDoS) attack goes for $10 per hour. Ransomware is old school and was deployed only on a fairly small scale because it couldn’t be spread without help from unwitting users. In 2017, the infamous EternalBlue exploit created to take advantage of it, such as WannaCry and NotPetya, could spread without assistance to any unprotected company computer.”]
Source: https://www.darkreading.com/attacks-breaches/how-to-help-spoil-the-cybercrime-economy