Rootkit:W32/Regin is a complex espionage toolkit used to keep itself and other malicious components from being detected on an infected system. This malware has reportedly been used to target a variety of organizations around the world.
Depending on the settings of your F-Secure security product, it will either automatically delete, quarantine or rename the suspect file, or ask you for a desired action.
More information on the scanning and removal options available in your F-Secure product can be found in the Help Center.
You may also refer to the Knowledge Base on the F-Secure Community site for more information.
Rootkit:W32/Regin is a technically sophisticated, multi-stage threat designed to remain hidden on an infected system, assist in keeping other components hidden from the system's security processes, and maintain covert communications with its remote controller.
Public reports indicate this malware has been used in targeted attacks against various organizations around the world. Analysis of the malware indicates that the threat has been in existence since 2008, if not longer. For more information, see: