detection period: 2022-03-03 00:00-23:59 UTC
total number of suspected botnet IPs: 27739
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 25911
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 | 1203 |
2 | ACEVILLEPTELTD-SG | 877 |
3 | DIGITALOCEAN-192-241-128-0 | 735 |
4 | ALISOFT | 563 |
5 | Baidu | 491 |
6 | VNPT-VN | 424 |
7 | TENCENT-CN | 407 |
8 | CMNET | 389 |
9 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 386 |
10 | MSFT | 351 |
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 | 6345 |
2 | United States | 5328 |
3 | India | 1467 |
4 | Russian Federation | 1447 |
5 | Viet Nam | 1192 |
6 | Brazil | 1170 |
7 | Singapore | 1019 |
8 | Hong Kong | 685 |
9 | Indonesia | 551 |
10 | Thailand | 488 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 233 | 160439 |
2 | 234 | 91917 |
3 | 445 | 62141 |
4 | 232 | 52591 |
5 | 22 | 38927 |
6 | 221 | 37186 |
7 | 5014 | 30180 |
8 | 223 | 29929 |
9 | 6000 | 26542 |
10 | 3389 | 25482 |
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