detection period: 2021-11-25 00:00-23:59 UTC
total number of suspected botnet IPs: 20413
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18897
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 | DIGITALOCEAN-192-241-128-0 | 716 |
2 | ALISOFT | 666 |
3 | VNPT-VN | 470 |
4 | VIETTEL-VN | 399 |
5 | TencentCloud | 336 |
6 | HINET-NET | 306 |
7 | CMNET | 278 |
8 | TELKOMNET | 239 |
9 | BSNLNET | 226 |
10 | LINODE-US | 190 |
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 | 3655 |
2 | United States | 3259 |
3 | India | 1376 |
4 | Russian Federation | 1360 |
5 | Viet Nam | 1266 |
6 | Brazil | 1054 |
7 | Indonesia | 651 |
8 | Thailand | 504 |
9 | South Korea | 437 |
10 | Mexico | 396 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 8522 | 209066 |
2 | 445 | 165980 |
3 | 9822 | 109151 |
4 | 8322 | 105824 |
5 | 7522 | 96529 |
6 | 7422 | 91588 |
7 | 8022 | 90849 |
8 | 9122 | 87344 |
9 | 9622 | 86538 |
10 | 8222 | 86325 |
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