Botnet Statistics [2011-02-06]

As botnets have become the tool of choice when hackers commit cyber crime, what we do to mitigate botnets are really preventive measures against future cyber incidents indeed. Many security experts have expressed worries over even larger DDoS attacks and cyber threats this year, but if we can keep botnets at bay through detection and notification, we should be fine.

detection period: 2011-02-06 00:00-23:59 UTC
total number of suspected botnet IPs: 1779
number of botnet IPs notified to network operators: 1340
number of blocked spams: 228446
recipient count of blocked spams: 5773274

The top 10 networks (as found in WHOIS), ordered by number of suspected botnet IPs are:

Rank	Network	# of suspected botnet IPs
1	HINET-NET	219
2	UNICOM-BJ	196
3	CHINANET-GD	175
4	PTCL	54
5	BSNLNET	38
6	VNPT-VNNIC-VN	30
7	CRTC	29
8	KORNET-KR	27
9	002.558.134/0001-58	23
10	TELKOMNET	22

The top 10 countries (as defined by the 2-character country code), ordered by number of suspected botnet IPs are:

Rank	Country	# of suspected botnet IPs
1	China	505
2	Taiwan	226
3	Brazil	128
4	India	108
5	Russian Federation	91
6	Pakistan	61
7	Ukraine	56
8	Indonesia	51
9	Viet Nam	39
10	South Korea	39