Is your computer a zombie”
That boring e-mails with advertising for penisverleningen, diet pills or universiteitsdiploma's come these days not longer exclusively from Azi or eastern Europe, but even vanop the pc of your neighbor. He who a broad tie connection own, walks namely a town larger risk that its pc is hijacked by fraudulent hackers for internet terrorism.
Begin this soft discovered the Norwegian provider Telenor a so-called botnet Of more than 10,000 hijacked computers. This are one by one usual computers of nothing suspecting humans. The pc's became abuses for the sending of spam or the putting up from distributed denial or service (DDOS) attack on websites. Telenor could want to identify the central that via the IRC chatnetwork the army zombie-computers run. Although the heart of the network has been closed now, remain the thousand other computers yet always vulnerable for new abuse.
A pc-kaping comes about besides not only ignorant home users. Also computers of universities or authorities institutions are vague insufficient grade protected against binnendringers. End last month for instance did the American authorities the shocking discovery that hundred powerful computers of the Ministry of Defense and of the Senate under supervision of hackers stood. A safeties team took at the same time measures, but the wrong was happen in the meantime already.
A computer is hijacked mostly on the same manner. Firstly hits the pc infect with a worm virus as MyDoom or Bagle, often after the owner a suspect e-mail appendix open or a shady to an infected webpage followed. The virus downloads Server then of an a so-called backdoor Program with which a hacker run can the computer on distance. As soon as program unnoticed installed is, watch the computer on instructions of the hijacker, mostly via a connection with an IRC chatserver.