detection period: 2022-01-27 00:00-23:59 UTC
total number of suspected botnet IPs: 26788
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 24615
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 | 1229 |
| 2 | DIGITALOCEAN-192-241-128-0 | 719 |
| 3 | ACEVILLEPTELTD-SG | 701 |
| 4 | ALISOFT | 684 |
| 5 | VNPT-VN | 452 |
| 6 | TENCENT-CN | 377 |
| 7 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 372 |
| 8 | VIETTEL-VN | 339 |
| 9 | HINET-NET | 316 |
| 10 | Baidu | 301 |
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 | 5473 |
| 2 | United States | 4570 |
| 3 | India | 1585 |
| 4 | Russian Federation | 1543 |
| 5 | Brazil | 1164 |
| 6 | Viet Nam | 1122 |
| 7 | Singapore | 872 |
| 8 | Indonesia | 791 |
| 9 | Thailand | 542 |
| 10 | Mexico | 465 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 10000 | 374008 |
| 2 | 400 | 372645 |
| 3 | 9000 | 365683 |
| 4 | 500 | 359158 |
| 5 | 200 | 353745 |
| 6 | 300 | 349619 |
| 7 | 100 | 336173 |
| 8 | 700 | 325637 |
| 9 | 800 | 325233 |
| 10 | 600 | 319712 |
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