BKDR_BIFROSE.DQJ is a backdoor Trojan that enables remote attackers access to a compromised system. BKDR_BIFROSE.DQJ can be obtained via infected browser add-ons. Once executed, BKDR_BIFROSE.DQJ will drop a copy of itself as well as other potentially harmful files. BKDR_BIFROSE.DQJ will also create a registry entry to ensure that it is loaded with each system start-up. BKDR_BIFROSE.DQJ also drops a keylogging program onto a system which can record a victim's keystrokes and gather confidential information.