Take the 2-minute tour ×
Ask Different is a question and answer site for power users of Apple hardware and software. It's 100% free, no registration required.

We have a MacBook on our LAN making strange DNS requests for non-existant host-names:

(Windows Server DNS log extract shown)

20131127 09:07:18 A28 PACKET  02A34A10 UDP Rcv 192.168.30.47   e40d   Q [0001   D   NOERROR] A     (10)aqhnbkfscc(9)ourdomain(3)com(0)
20131127 09:07:18 A28 PACKET  02B79EF0 UDP Rcv 192.168.30.47   ddd4   Q [0001   D   NOERROR] A     (10)xoslqfsqsh(9)ourdomain(3)com(0)
20131127 09:07:18 94C PACKET  02A34A10 UDP Snd 192.168.30.47   e40d R Q [8385 A DR NXDOMAIN] A     (10)aqhnbkfscc(9)ourdomain(3)com(0)
20131127 09:07:18 A28 PACKET  02B57DE0 UDP Rcv 192.168.30.47   1437   Q [0001   D   NOERROR] A     (10)fzvnvilkwv(9)ourdomain(3)com(0)
20131127 09:07:18 94C PACKET  02B79EF0 UDP Snd 192.168.30.47   ddd4 R Q [8385 A DR NXDOMAIN] A     (10)xoslqfsqsh(9)ourdomain(3)com(0)
20131127 09:07:18 94C PACKET  02B57DE0 UDP Snd 192.168.30.47   1437 R Q [8385 A DR NXDOMAIN] A     (10)fzvnvilkwv(9)ourdomain(3)com(0)

Any idea what would cause this? Malware?

share|improve this question
add comment

Your Answer

 
discard

By posting your answer, you agree to the privacy policy and terms of service.

Browse other questions tagged or ask your own question.