detection period: 2022-03-16 00:00-23:59 UTC
total number of suspected botnet IPs: 28748
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 | 1057 |
| 2 | TencentCloud | 963 |
| 3 | DIGITALOCEAN-192-241-128-0 | 888 |
| 4 | Baidu | 545 |
| 5 | VNPT-VN | 509 |
| 6 | ALISOFT | 501 |
| 7 | MSFT | 451 |
| 8 | CMNET | 421 |
| 9 | VIETTEL-VN | 369 |
| 10 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 348 |
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 | 5873 |
| 2 | United States | 5446 |
| 3 | India | 1662 |
| 4 | Russian Federation | 1487 |
| 5 | Viet Nam | 1287 |
| 6 | Brazil | 1217 |
| 7 | Singapore | 1183 |
| 8 | Indonesia | 735 |
| 9 | Hong Kong | 682 |
| 10 | Thailand | 541 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 62379 |
| 2 | 22 | 47189 |
| 3 | 6001 | 45575 |
| 4 | 4321 | 37279 |
| 5 | 11022 | 30808 |
| 6 | 321 | 30310 |
| 7 | 23 | 27609 |
| 8 | 666 | 23889 |
| 9 | 51 | 22462 |
| 10 | 5078 | 20215 |
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