detection period: 2022-04-19 00:00-23:59 UTC
total number of suspected botnet IPs: 27778
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 25953
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 | ACEVILLEPTELTD-SG | 1554 |
| 2 | DIGITALOCEAN-192-241-128-0 | 846 |
| 3 | VNPT-VN | 536 |
| 4 | Baidu | 405 |
| 5 | ALISOFT | 375 |
| 6 | VIETTEL-VN | 363 |
| 7 | CMNET | 361 |
| 8 | HINET-NET | 340 |
| 9 | TencentCloud | 295 |
| 10 | DO-13 | 290 |
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 | United States | 5777 |
| 2 | China | 3895 |
| 3 | Singapore | 1737 |
| 4 | India | 1689 |
| 5 | Russian Federation | 1502 |
| 6 | Viet Nam | 1284 |
| 7 | Brazil | 1186 |
| 8 | Indonesia | 766 |
| 9 | Hong Kong | 627 |
| 10 | Thailand | 537 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 6688 | 90024 |
| 2 | 7733 | 88712 |
| 3 | 7799 | 80651 |
| 4 | 445 | 53222 |
| 5 | 23 | 44037 |
| 6 | 22 | 43000 |
| 7 | 3389 | 35187 |
| 8 | 2185 | 31513 |
| 9 | 5022 | 30693 |
| 10 | 666 | 30246 |
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