detection period: 2023-02-21 00:00-23:59 UTC
total number of suspected botnet IPs: 25555
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 24372
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 | 809 |
2 | KORNET-KR | 742 |
3 | DIGITALOCEAN-192-241-128-0 | 576 |
4 | DIGITALOCEAN-107-170-0-0 | 436 |
5 | CHINANET-JS | 434 |
6 | ACEVILLEPTELTD-SG | 432 |
7 | CMNET | 326 |
8 | VNPT-VN | 316 |
9 | DIGITALOCEAN-162-243-0-0 | 315 |
10 | DIGITALOCEAN-198-199-64-0 | 311 |
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 | 6707 |
2 | China | 3267 |
3 | India | 1388 |
4 | Russian Federation | 1200 |
5 | South Korea | 1161 |
6 | Taiwan | 978 |
7 | Brazil | 926 |
8 | Viet Nam | 803 |
9 | Singapore | 763 |
10 | Indonesia | 706 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 25 | 85585 |
2 | 22 | 79190 |
3 | 6000 | 68992 |
4 | 8022 | 53453 |
5 | 23 | 46999 |
6 | 9022 | 43804 |
7 | 445 | 40976 |
8 | 6001 | 29177 |
9 | 4022 | 19074 |
10 | 3389 | 14666 |
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