detection period: 2021-01-03 00:00-23:59 UTC
total number of suspected botnet IPs: 38101
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 35300
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 | 1989 |
| 2 | TENCENT-CN | 849 |
| 3 | DIGITALOCEAN-192-241-128-0 | 687 |
| 4 | HINET-NET | 604 |
| 5 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 580 |
| 6 | VNPT-VN | 561 |
| 7 | VIETTEL-VN | 554 |
| 8 | ALISOFT | 529 |
| 9 | Baidu | 486 |
| 10 | CHINANET-GD | 472 |
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 | 10045 |
| 2 | United States | 4866 |
| 3 | Russian Federation | 2154 |
| 4 | India | 1642 |
| 5 | Viet Nam | 1620 |
| 6 | Brazil | 1596 |
| 7 | Indonesia | 960 |
| 8 | France | 886 |
| 9 | Taiwan | 850 |
| 10 | Hong Kong | 767 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 207062 |
| 2 | 22 | 70536 |
| 3 | 1433 | 35298 |
| 4 | 1022 | 34928 |
| 5 | 922 | 30712 |
| 6 | 23 | 28033 |
| 7 | 992 | 27640 |
| 8 | 3022 | 27625 |
| 9 | 882 | 24639 |
| 10 | 3389 | 17998 |
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