detection period: 2023-02-17 00:00-23:59 UTC
total number of suspected botnet IPs: 23327
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 22323
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 | KORNET-KR | 753 |
| 2 | HINET-NET | 650 |
| 3 | DIGITALOCEAN-192-241-128-0 | 580 |
| 4 | CHINANET-JS | 434 |
| 5 | DIGITALOCEAN-107-170-0-0 | 430 |
| 6 | ACEVILLEPTELTD-SG | 398 |
| 7 | CMNET | 325 |
| 8 | DIGITALOCEAN-162-243-0-0 | 314 |
| 9 | DIGITALOCEAN-198-199-64-0 | 311 |
| 10 | VNPT-VN | 269 |
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 | 6675 |
| 2 | China | 3161 |
| 3 | South Korea | 1155 |
| 4 | India | 1124 |
| 5 | Russian Federation | 1085 |
| 6 | Brazil | 851 |
| 7 | Taiwan | 782 |
| 8 | Viet Nam | 707 |
| 9 | Singapore | 705 |
| 10 | Indonesia | 627 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 25 | 78838 |
| 2 | 22 | 74152 |
| 3 | 5022 | 50610 |
| 4 | 23 | 45121 |
| 5 | 1022 | 43933 |
| 6 | 9022 | 42362 |
| 7 | 9503 | 38276 |
| 8 | 445 | 29511 |
| 9 | 8022 | 28063 |
| 10 | 7777 | 26648 |
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