detection period: 2022-02-19 00:00-23:59 UTC
total number of suspected botnet IPs: 27546
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 25501
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 | 1100 |
2 | ACEVILLEPTELTD-SG | 813 |
3 | DIGITALOCEAN-192-241-128-0 | 678 |
4 | ALISOFT | 633 |
5 | VNPT-VN | 479 |
6 | AT-88-Z | 432 |
7 | CMNET | 387 |
8 | Baidu | 375 |
9 | TENCENT-CN | 343 |
10 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 337 |
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 | 6042 |
2 | United States | 5716 |
3 | India | 1487 |
4 | Russian Federation | 1370 |
5 | Viet Nam | 1131 |
6 | Brazil | 1049 |
7 | Singapore | 730 |
8 | Hong Kong | 654 |
9 | Indonesia | 629 |
10 | Taiwan | 446 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 8322 | 138353 |
2 | 7000 | 91572 |
3 | 3006 | 74136 |
4 | 5900 | 67839 |
5 | 445 | 63881 |
6 | 7777 | 61933 |
7 | 10021 | 60017 |
8 | 11011 | 58943 |
9 | 10020 | 47138 |
10 | 22 | 42629 |
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