detection period: 2022-03-18 00:00-23:59 UTC
total number of suspected botnet IPs: 28761
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 26855
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 | 1036 |
| 2 | TencentCloud | 948 |
| 3 | DIGITALOCEAN-192-241-128-0 | 868 |
| 4 | VNPT-VN | 571 |
| 5 | Baidu | 522 |
| 6 | ALISOFT | 513 |
| 7 | CMNET | 420 |
| 8 | VIETTEL-VN | 409 |
| 9 | MSFT | 353 |
| 10 | HINET-NET | 352 |
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 | 5836 |
| 2 | United States | 5387 |
| 3 | Viet Nam | 1666 |
| 4 | Russian Federation | 1578 |
| 5 | Brazil | 1427 |
| 6 | India | 1279 |
| 7 | Singapore | 1141 |
| 8 | Indonesia | 744 |
| 9 | Hong Kong | 677 |
| 10 | Taiwan | 483 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 56408 |
| 2 | 1122 | 45033 |
| 3 | 5900 | 40484 |
| 4 | 23 | 32674 |
| 5 | 5020 | 32561 |
| 6 | 22 | 31868 |
| 7 | 6000 | 28111 |
| 8 | 6006 | 27097 |
| 9 | 10022 | 24347 |
| 10 | 4321 | 22057 |
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