New trojan, Optix Lite, discovered by Astonsoft bypasses a large number of most popular firewalls and antivirus software, thus making PC user defensless against mailicious actions. The list of vulnerable software is as below:

Firewalls	Antivirus software
ZoneAlarm ZoneAlarm Pro BlackIce ConSeal PC Firewall Tiny Personal Firewall	AntiViral Toolkit Pro Norton AntiVirus Sophos AntiVirus Panda Antivirus 6.0 Platinum Ants Anti-Trojan WinRoute The Cleaner Lockdown Sphinx Dr. Solomon Virus Scan McAfee Virus Scan

By the moment of this writing no defense has been announced by the producers of above mentioned products.

It is an uploader trojan with a stealth installation feature and is said to work on Win95/98/NT/2K. Server size is 35-38kb. The trojan allows to upload and run any files on the computer of the victim.

Here is the documentation file from the developers of the trojan.

PC DoorGuard detects and cures "Optix Liter" and its clones.