Botnet Statistics [2010-01-12]

A botnet outbreak seemed to have occurred in the U.S., where nearly 200 bots were detected yesterday.

detection period: 2010-01-12 00:00-23:59 UTC
total number of suspected botnet IPs: 4419
number of botnet IPs notified to network operators: 4015

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	981
2	CHINANET-GD	555
3	BSNLNET	496
4	002.558.157/0001-62	166
5	TFN-NET	161
6	AR-TEAR7-LACNIC	114
7	RCOM	97
8	TATACOMM-IN	79
9	HOSTNOC-5BLK	64
10	002.449.992/0001-64	63

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	Taiwan	1158
2	China	969
3	India	788
4	Brazil	510
5	United States	191
6	Argentina	175
7	Russian Federation	119
8	Ukraine	48
9	South Korea	34
10	Ethiopia	27