detection period: 2023-02-27 00:00-23:59 UTC
total number of suspected botnet IPs: 28234
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 26921
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 | HINET-NET | 653 |
2 | KORNET-KR | 652 |
3 | DIGITALOCEAN-192-241-128-0 | 580 |
4 | ACEVILLEPTELTD-SG | 556 |
5 | CHINANET-JS | 476 |
6 | DIGITALOCEAN-107-170-0-0 | 427 |
7 | CMNET | 345 |
8 | DIGITALOCEAN-162-243-0-0 | 316 |
9 | VNPT-VN | 308 |
10 | DIGITALOCEAN-198-199-64-0 | 307 |
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 | United States | 7614 |
2 | China | 4586 |
3 | India | 1319 |
4 | Russian Federation | 1200 |
5 | Brazil | 1109 |
6 | South Korea | 1032 |
7 | Singapore | 1005 |
8 | Viet Nam | 786 |
9 | Taiwan | 785 |
10 | Indonesia | 678 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 22 | 82037 |
2 | 4360 | 54469 |
3 | 23 | 47602 |
4 | 8395 | 40948 |
5 | 445 | 36236 |
6 | 8022 | 28728 |
7 | 1212 | 28150 |
8 | 2712 | 21844 |
9 | 5970 | 21842 |
10 | 2940 | 21809 |