detection period: 2020-12-10 00:00-23:59 UTC
total number of suspected botnet IPs: 37094
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 34141
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 | 1599 |
| 2 | VIETTEL-VN | 888 |
| 3 | VNPT-VN | 790 |
| 4 | TENCENT-CN | 716 |
| 5 | DIGITALOCEAN-192-241-128-0 | 618 |
| 6 | HINET-NET | 583 |
| 7 | Baidu | 525 |
| 8 | VE-CSVE-LACNIC | 470 |
| 9 | TELKOMNET | 470 |
| 10 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 447 |
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 | 7919 |
| 2 | United States | 4082 |
| 3 | India | 2595 |
| 4 | Russian Federation | 2363 |
| 5 | Viet Nam | 2354 |
| 6 | Brazil | 1992 |
| 7 | Indonesia | 1430 |
| 8 | France | 787 |
| 9 | Taiwan | 752 |
| 10 | Thailand | 626 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 859003 |
| 2 | 23 | 154909 |
| 3 | 429 | 127584 |
| 4 | 523 | 126901 |
| 5 | 524 | 125689 |
| 6 | 611 | 123844 |
| 7 | 525 | 123665 |
| 8 | 428 | 123629 |
| 9 | 520 | 123294 |
| 10 | 627 | 123065 |
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