detection period: 2021-02-03 00:00-23:59 UTC
total number of suspected botnet IPs: 40851
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 37805
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 | 1735 |
| 2 | HINET-NET | 907 |
| 3 | VNPT-VN | 873 |
| 4 | VIETTEL-VN | 751 |
| 5 | TENCENT-CN | 750 |
| 6 | DIGITALOCEAN-192-241-128-0 | 655 |
| 7 | KORNET | 644 |
| 8 | VE-CSVE-LACNIC | 529 |
| 9 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 518 |
| 10 | NETVIGATOR | 484 |
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 | 8585 |
| 2 | United States | 4504 |
| 3 | India | 2600 |
| 4 | Russian Federation | 2329 |
| 5 | Viet Nam | 2301 |
| 6 | Brazil | 1932 |
| 7 | Taiwan | 1228 |
| 8 | Indonesia | 1187 |
| 9 | Hong Kong | 1150 |
| 10 | South Korea | 1010 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 229787 |
| 2 | 22 | 74355 |
| 3 | 1433 | 37096 |
| 4 | 1234 | 35764 |
| 5 | 2277 | 25672 |
| 6 | 23 | 24338 |
| 7 | 1 | 24214 |
| 8 | 1111 | 23664 |
| 9 | 522 | 21514 |
| 10 | 422 | 21115 |
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