At 445 attacks per week, South Korea has taken the lead in DDoS botnet activity. UK is officially the second-most-targeted country after DDoS attacks on local businesses have risen by 221 percent year over year. DDoS-for-hire services are behind more than 90 percent of attacks, Imperva Threat Landscape report says. Criminals are no longer interested in simple singular assaults, so they target successful businesses and launch complex attacks for vandalism or extortion. Advanced campaigns on application layers are carried out by bots that run variants of Cycloe and PC Rat malware.”]
Source: https://www.bitdefender.com/blog/hotforsecurity/ddos-attacks-in-the-uk-rise-220/