detection period: 2023-02-18 00:00-23:59 UTC
total number of suspected botnet IPs: 22240
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21248
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 | 770 |
| 2 | HINET-NET | 678 |
| 3 | DIGITALOCEAN-192-241-128-0 | 580 |
| 4 | DIGITALOCEAN-107-170-0-0 | 421 |
| 5 | ACEVILLEPTELTD-SG | 412 |
| 6 | CHINANET-JS | 389 |
| 7 | DIGITALOCEAN-162-243-0-0 | 315 |
| 8 | DIGITALOCEAN-198-199-64-0 | 308 |
| 9 | CMNET | 307 |
| 10 | ALISOFT | 229 |
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 | 6357 |
| 2 | China | 3116 |
| 3 | South Korea | 1187 |
| 4 | India | 975 |
| 5 | Russian Federation | 925 |
| 6 | Taiwan | 827 |
| 7 | Singapore | 749 |
| 8 | Brazil | 719 |
| 9 | Viet Nam | 592 |
| 10 | Hong Kong | 553 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 22 | 71583 |
| 2 | 25 | 58869 |
| 3 | 23 | 46062 |
| 4 | 1022 | 43037 |
| 5 | 9022 | 40431 |
| 6 | 445 | 36583 |
| 7 | 5022 | 35712 |
| 8 | 6262 | 30971 |
| 9 | 8022 | 27645 |
| 10 | 6001 | 23945 |
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