detection period: 2023-04-10 00:00-23:59 UTC
total number of suspected botnet IPs: 20525
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19016
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 | VNPT-VN | 662 |
2 | ACEVILLEPTELTD-SG | 600 |
3 | DIGITALOCEAN-192-241-128-0 | 491 |
4 | DIGITALOCEAN-107-170-0-0 | 367 |
5 | KORNET-KR | 352 |
6 | CHINANET-JS | 310 |
7 | HINET-NET | 277 |
8 | DIGITALOCEAN-198-199-64-0 | 271 |
9 | DIGITALOCEAN-162-243-0-0 | 270 |
10 | HURRICANE-4 | 228 |
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 | 5636 |
2 | China | 2821 |
3 | India | 1069 |
4 | Viet Nam | 1059 |
5 | Singapore | 937 |
6 | Russian Federation | 928 |
7 | Brazil | 754 |
8 | South Korea | 584 |
9 | Indonesia | 535 |
10 | Hong Kong | 426 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 71273 |
2 | 22 | 64214 |
3 | 2022 | 53597 |
4 | 5900 | 49273 |
5 | 23 | 48464 |
6 | 6422 | 38568 |
7 | 4622 | 37437 |
8 | 2522 | 28829 |
9 | 4033 | 26905 |
10 | 313 | 26693 |
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