Virus Lab estimates that the Kroxxu zombie network
includes over 10,000 redirectors, 2,500 PHP redirectors, and an additional 700 plus malware distribution sites located worldwide, randomly connected and controlled from places hidden behind collectors.
For example, a zombie network
operator looking for a foothold on a network will begin by compromising an unsuspecting employee and gaining access to and control of his computer by planting malicious code onto the user's machine and having the user execute the code.
Creating a zombie network
, or botnet, isn't a harmless game.
Hackers are looking to blogs, says Hubbard, in part because "blogs are in most cases on decent hardware, in an infrastructure that is good, unlike using a 'Trojaned' PC or a zombie machine from a zombie network
," both of which are less reliable.
But to email protection experts, a zombie network
is nothing even faintly amusing: it's one of the latest and most threatening ways of corrupting corporate networks.
Last month, zero day worms like W32/Delbot-AI (also known as Nirbot or Rinbot), turning affected PCs into part of a zombie network
The FBI has arrested a 20-year-old man suspected of running a zombie network
In May 2006, the longest ever sentence was dealt out for spreading malware, when 21-year-old American, Jeanson James Ancheta, received a for running a zombie network
Peter is available to speak on the topic of this new Internet worm/trojan -- from the social engineering aspects of its propagation to the technical execution of a hacker-controlled zombie network
Once a machine is infected, the new zombie awaits instructions from zombie network
operators that range from launching a Denial of Service (DoS) attack to sending spam and phishing e-mails through the zombie machine.
In October, the Company's research team released a controversial report proving that phishing attacks originate from less than five zombie network
Last month, CipherTrust found that fewer than five zombie network
operators are responsible for all Internet phishing attacks worldwide.