Reports from security researchers show that an army of thousands of infected computers is used by cybercriminals to detect point-of-sale (POS) terminals that are accessed via the remote desktop protocol (RDP) with credentials that can be cracked through brute-force attacks.Earlier today, security company IntelCrawler presented a report showing that cyber-crooks compromised computers that were used to scan for specific IP ranges in an attempt to find POS software that can be accessed through RD…