Flashback.K Trojan, see if your Mac is infected. Doctor Web, a Russian software company that develops anti-virus, has launched a warning that has never happened before: an estimated 600,000 infected Flashback.K Mac, a worm that exploits a known flaw in the latest version of Java to install itself without user consent .
Oracle has provided a security update that fixes the bug of Java in early February, but Apple, which operates independently of the Java SE update of OS X, has described letting a few months before giving an update which came just a few days ago.
The delay is not true, therefore, be sufficient to enable the widespread use of malware was reported by Dr Web
F-Secure has provided in recent days, a brief procedure to see if the Mac is infected. The procedure is relatively simple even to the terminal.
Before continuing, if you have not done so, immediately install the latest Java update for Leopard and Snow Lion.
How it works Flashback.K?
First a brief background on the mode of infection. Explains Dr. Web report:
“The system is infected by Backdoor.Flashback.39 after the user is redirected to a fake site from the resource is threatened, or through a system of traffic distribution. JavaScript code is then used to load a Java applet that contains the exploit. [...]
Exploit storing executable file on your hard disk is infected Mac. If the file is used to download a payload from a remote server which is then launched. “
Anyone interested in more details can be found in a report released by Dr.Web