Security musings (reflectorium)
Security musings (reflectorium)
Trojans doing peer-to-peer communication
The Internet Storm Center's handler diary today points out an increase in 53/udp traffic. This appears to be tied to W32/Calypso (aka: Backdoor.Sinit). This trojan appears to build a peer-to-peer network by communicating via 53/udp to random hosts.
More details can be found
at LURHQ and
at this site by George Bakos.