The markers of the infamous Citadel Trojan carry on innovating, this time supplying a new feature configured to help botmasters have smoother interactions with their victims.

Citadel Trojan was based of the older Zeus source code, , the October release of v1.3.4.1 “Rain Edition” of the malware costs nearly $3,400 off the shelf, according to EMC’s RSA security division.

The Rain Edition of Citadel has been armed with a new feature known as “Dynamic Config” that enables botmsters to have speedier interactions with infected victims through browser injection methods.