Some 400 web servers found infected with Linux/Cdorked.A. including 50 in Alexa’s top 100,000 websites. And this backdoor has been applied to Lighttpd and nginx binaries in addition to Apache. Our investigation around Linux/Cdorked.A continues. Since our initial post about this sophisticated and stealthy backdoor designed to drive traffic to malicious websites, we have made further significant dis
![Linux/Cdorked.A malware: Lighttpd and nginx web servers also affected | WeLiveSecurity](https://cdn-ak-scissors.b.st-hatena.com/image/square/ae1e6f3d53dd67a2479311ce69c5c199b425b43f/height=288;version=1;width=512/https%3A%2F%2Fwww.welivesecurity.com%2Fwp-content%2Fuploads%2F2013%2F05%2Fbackdoor-binary.jpg)