
The chart shows clearly how the closure was effective 9th March, and even more effective 10 March. Since it is clear that the spread of Zeus has picked up again.
RSA and Cisco confirms the reports and interviews with, among other things, Dark Reading the closure of Troyak had a clear, but the time-limited effect on the bottom Zeus kit.
What really caused the Troyak was cut off from the net, has not been verified. It most likely is that one or more of those who operate regular nights as Troyak depends, has taken some appropriate measures. In an interview with The Register shows Cisco Scan Safe to data from robtex.com suggesting that the two network provider, IHome in Ukraine and Oversun Mercury in Russia, may have collaborated on closure.
Although the measure effect was limited in time, said both Cisco and RSA that the closure of network provider who knowingly contributes to spread malicious code, is the way to go. Although Zeus was resurrected one hundred percent, helping to increase the closing costs of the criminal, and hence the profitability of the light shy busy behind viruses, worms and Trojans.
Another point is that it helps to raise the awareness of network provider public, so that it can no longer turn the blind eye to crime is happening in their networks.