detection period: 2022-03-24 00:00-23:59 UTC
total number of suspected botnet IPs: 29387
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 27321
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 | 1016 |
| 2 | DIGITALOCEAN-192-241-128-0 | 859 |
| 3 | VNPT-VN | 683 |
| 4 | TencentCloud | 629 |
| 5 | Baidu | 504 |
| 6 | ALISOFT | 489 |
| 7 | VIETTEL-VN | 452 |
| 8 | CMNET | 389 |
| 9 | HINET-NET | 375 |
| 10 | BSNLNET | 349 |
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 | 5509 |
| 2 | China | 4949 |
| 3 | India | 1994 |
| 4 | Russian Federation | 1658 |
| 5 | Viet Nam | 1645 |
| 6 | Brazil | 1336 |
| 7 | Singapore | 1138 |
| 8 | Indonesia | 876 |
| 9 | Thailand | 653 |
| 10 | Hong Kong | 621 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 3000 | 157333 |
| 2 | 445 | 63222 |
| 3 | 4321 | 59532 |
| 4 | 1337 | 57110 |
| 5 | 22 | 41610 |
| 6 | 5900 | 40163 |
| 7 | 23 | 40071 |
| 8 | 5901 | 37814 |
| 9 | 6046 | 33399 |
| 10 | 5083 | 22009 |
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