detection period: 2021-08-29 00:00-23:59 UTC
total number of suspected botnet IPs: 24769
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 22779
number of spam blocked: 0
recipient count of spam blocked: 0
The top 10 networks (as found in WHOIS), ordered by the number of suspected botnet IPs are:
Rank | Network | # of suspected botnet IPs |
---|---|---|
1 | TencentCloud | 1036 |
2 | DIGITALOCEAN-192-241-128-0 | 776 |
3 | ALISOFT | 765 |
4 | HINET-NET | 417 |
5 | VIETTEL-VN | 367 |
6 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 335 |
7 | VNPT-VN | 330 |
8 | Baidu | 302 |
9 | TENCENT-CN | 274 |
10 | CMNET | 222 |
The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:
Rank | Country/Region | # of suspected botnet IPs |
---|---|---|
1 | China | 5175 |
2 | United States | 4236 |
3 | Russian Federation | 1804 |
4 | Brazil | 1325 |
5 | India | 1238 |
6 | Viet Nam | 1037 |
7 | Indonesia | 599 |
8 | Taiwan | 538 |
9 | Mexico | 434 |
10 | Mauritius | 423 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 232173 |
2 | 10009 | 151388 |
3 | 10014 | 151324 |
4 | 10000 | 122856 |
5 | 10008 | 111632 |
6 | 12888 | 106203 |
7 | 5900 | 91281 |
8 | 2072 | 89326 |
9 | 2001 | 87599 |
10 | 2071 | 81855 |
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