This attack could pose a serious security threat. You should take immediate action to stop any damage or prevent further damage from happening.
This signature detects Trojan Lurid's Activity on the infected computer.
It is a trojan which may execute commands on the victim computer.It is part of advanced persistent threat (APT) type attacks dubbed "Lurid" after the Trojan malware family being used in it has infected some 1,465 computers in 61 countries with more than 300 targeted attacks.
The following instructions pertain to all current and recent Symantec antivirus products, including the Symantec AntiVirus and Norton AntiVirus product lines.
1. Disable System Restore (Windows Me/XP).
2. Update the virus definitions.
3. Run a full system scan.
4. Delete any values added to the registry.