detection period: 2022-03-11 00:00-23:59 UTC
total number of suspected botnet IPs: 28455
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 26589
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 | 1134 |
2 | ACEVILLEPTELTD-SG | 986 |
3 | DIGITALOCEAN-192-241-128-0 | 912 |
4 | Baidu | 522 |
5 | VNPT-VN | 514 |
6 | ALISOFT | 483 |
7 | MSFT | 432 |
8 | CMNET | 407 |
9 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 401 |
10 | TENCENT-CN | 391 |
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 | 6397 |
2 | United States | 5377 |
3 | India | 1569 |
4 | Russian Federation | 1457 |
5 | Viet Nam | 1302 |
6 | Brazil | 1149 |
7 | Singapore | 1086 |
8 | Indonesia | 713 |
9 | Hong Kong | 694 |
10 | Taiwan | 484 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 2019 | 130548 |
2 | 2004 | 81912 |
3 | 3002 | 74654 |
4 | 445 | 63619 |
5 | 6000 | 47010 |
6 | 2021 | 40732 |
7 | 22 | 40547 |
8 | 4001 | 39010 |
9 | 23 | 28186 |
10 | 7000 | 24921 |
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