detection period: 2021-10-05 00:00-23:59 UTC
total number of suspected botnet IPs: 30815
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 28350
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 | 941 |
2 | ALISOFT | 939 |
3 | VNPT-VN | 811 |
4 | DIGITALOCEAN-192-241-128-0 | 753 |
5 | VIETTEL-VN | 709 |
6 | HINET-NET | 510 |
7 | TELKOMNET | 415 |
8 | BSNLNET | 384 |
9 | CMNET | 342 |
10 | FPTDYNAMICIP-NET | 327 |
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 | 5306 |
2 | United States | 4099 |
3 | India | 2422 |
4 | Russian Federation | 2315 |
5 | Viet Nam | 2248 |
6 | Brazil | 1508 |
7 | Indonesia | 1192 |
8 | Thailand | 914 |
9 | Taiwan | 665 |
10 | Mauritius | 556 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 304857 |
2 | 822 | 195491 |
3 | 1922 | 165781 |
4 | 2522 | 153134 |
5 | 2022 | 152854 |
6 | 2722 | 152675 |
7 | 1122 | 151878 |
8 | 2122 | 150827 |
9 | 1022 | 149670 |
10 | 322 | 148449 |
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