Worm:W32/Korgo (aka Padobot) is a family of network worms written by the Russian Hangup Team virus group. It spreads throughout the Internet using a vulnerability in Microsoft Windows LSASS.
Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.
More information on 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.
A description of the vulnerability can be found in Microsoft Security Bulletin MS04-011.