detection period: 2020-12-24 00:00-23:59 UTC
total number of suspected botnet IPs: 36403
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 33676
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 | 1647 |
| 2 | VIETTEL-VN | 855 |
| 3 | VNPT-VN | 843 |
| 4 | TENCENT-CN | 750 |
| 5 | DIGITALOCEAN-192-241-128-0 | 697 |
| 6 | HINET-NET | 621 |
| 7 | Baidu | 506 |
| 8 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 459 |
| 9 | ALISOFT | 452 |
| 10 | VE-CSVE-LACNIC | 412 |
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 | 8544 |
| 2 | United States | 3904 |
| 3 | Viet Nam | 2425 |
| 4 | Russian Federation | 2388 |
| 5 | India | 2330 |
| 6 | Brazil | 1640 |
| 7 | Indonesia | 1075 |
| 8 | France | 843 |
| 9 | Thailand | 838 |
| 10 | Taiwan | 815 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 266828 |
| 2 | 22 | 107585 |
| 3 | 1000 | 101857 |
| 4 | 222 | 71268 |
| 5 | 122 | 70260 |
| 6 | 2000 | 58826 |
| 7 | 23 | 41949 |
| 8 | 1122 | 37855 |
| 9 | 1199 | 37305 |
| 10 | 1433 | 36173 |
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