Botnet Statistics [2013-04-25]

detection period: 2013-04-25 00:00-23:59 UTC
total number of suspected botnet IPs: 5155
number of botnet IPs notified to network operators: 4618
number of spam blocked: 27486
recipient count of spam blocked: 631412

To encourage cyber security information sharing (as some form of open data) while still giving victims enough time to clean up their computers, the IP list of suspected infected computers will be released here 10 days after its respective botnet statistics gets published.

Suspected Bots IP [2013-04-25]

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

Rank	Network	# of suspected botnet IPs
1	UNICOM-HA	1450
2	CHINANET-JS	496
3	CHINANET-HE	287
4	BY-BELPAK-20091210	214
5	CHINANET-GD	114
6	UNICOM-GD	97
7	BY-BELPAK-20120330	60
8	TimeNet	49
9	BY-BELPAK-20080213	46
10	VNPT-VNNIC-VN	44

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	2915
2	Belarus	392
3	United States	297
4	Ukraine	178
5	Kazakhstan	145
6	Russian Federation	90
7	Brazil	89
8	India	82
9	Viet Nam	72
10	Iran	53