The European law enforcement agency Europol along with the co-operation of the Technological Research Unit of the Spanish national police, the UK National Cybercrime Unit TITAN, and security software company Trend Micro were responsible for busting a cyber group that created and sold malicious malware.

Five criminals were arrested. Two from the U.K. and three from Spain. The tools they created included keylogging software that was capable of recording keystrokes which were used to steal banking login credential. The malware they sold was capable of allowing the crooks to monitor and control the computers of victims.

The sale price of the malware was dependent upon the number of infections actually achieved and paid for in bitcoin.

According to a police statement: "National Police agents have dismantled an international group of cyber criminals specialising in the design, development and marketing of sophisticated tools to provide invisibility (encryption) to all kinds of malware to infect thousands of computers worldwide."

Police made the arrests in Barcelona, Las Palmas de Gran Canaria and Liverpool. During the investigation, police seized six hard drives, a laptop, an external hard drive, two external storage devices, eight Bitcoin mining devices and bank account details.

Source: Computing.co