detection period: 2020-12-09 00:00-23:59 UTC
total number of suspected botnet IPs: 39128
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 35963
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 | 1637 |
| 2 | VNPT-VN | 896 |
| 3 | VIETTEL-VN | 876 |
| 4 | TENCENT-CN | 744 |
| 5 | HINET-NET | 711 |
| 6 | DIGITALOCEAN-192-241-128-0 | 607 |
| 7 | Baidu | 539 |
| 8 | VE-CSVE-LACNIC | 496 |
| 9 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 462 |
| 10 | CMNET | 451 |
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 | 8072 |
| 2 | United States | 4118 |
| 3 | India | 2634 |
| 4 | Russian Federation | 2532 |
| 5 | Viet Nam | 2505 |
| 6 | Brazil | 2055 |
| 7 | Indonesia | 1051 |
| 8 | Taiwan | 931 |
| 9 | Thailand | 864 |
| 10 | France | 844 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 709920 |
| 2 | 623 | 128738 |
| 3 | 610 | 128511 |
| 4 | 621 | 128483 |
| 5 | 425 | 128253 |
| 6 | 624 | 126800 |
| 7 | 625 | 126182 |
| 8 | 424 | 125901 |
| 9 | 612 | 125581 |
| 10 | 423 | 124607 |
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