New Point-of-Sale Malware Steals Credit Card Data via DNS Queries
Feb 09, 2018
Cybercriminals are becoming more adept, innovative, and stealthy with each passing day. They are now adopting more clandestine techniques that come with limitless attack vectors and are harder to detect. A new strain of malware has now been discovered that relies on a unique technique to steal payment card information from point-of-sale (PoS) systems. Since the new POS malware relies upon User Datagram Protocol (UDP) DNS traffic for the exfiltration of credit card information, security researchers at Forcepoint Labs, who have uncovered the malware, dubbed it UDPoS . Yes, UDPoS uses Domain Name System (DNS) queries to exfiltrate stolen data, instead of HTTP that has been used by most POS malware in the past. This malware is also thought to be first of its kind. Besides using 'unusual' DNS requests to exfiltrate data, the UDPoS malware disguises itself as an update from LogMeIn —a legitimate remote desktop control service used to manage computers and other systems remo...
