So users who are geeking in SNS need to be careful on using Social Network Services. This "Twitter worm" has been spread via Twitter especially using Google's shorten URL service, goo.gl.
2. Spreading path and symptoms of infection
This fake Anti-Virus SW is known as spreading via Twitter and SNS. Because it especially uses goo.gl shorten URL, user can't know where to be moved before clicking.
Fake warning screen infected by 31 warnings will appear after installed fake AV.
As same as usual malicious SWs, it will induce user to pay.
3. How to prevent
This kind of fake anti-virus SWs can commonly induce user to pay. Furthermore, lately found fake anti-virus SW uses its spreading path to Twitter or SNS.
To use PC safely from security threats of these malicious attachments, we recommend following "Security management tips" for general users.
INCA Internet (Security Response Center / Emergency Response Team) provides diagnosis/treatment function with nProtect Anti-Virus/Spyware for detecting such as malicious file stated above and runs responding system against various security threats.