detection period: 2022-05-10 00:00-23:59 UTC
total number of suspected botnet IPs: 27051
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 25312
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 | 1486 |
| 2 | DIGITALOCEAN-192-241-128-0 | 1083 |
| 3 | VNPT-VN | 527 |
| 4 | HINET-NET | 516 |
| 5 | Baidu | 410 |
| 6 | VIETTEL-VN | 367 |
| 7 | MSFT | 337 |
| 8 | CMNET | 317 |
| 9 | ALISOFT | 316 |
| 10 | BSNLNET | 299 |
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 | 5462 |
| 2 | China | 3969 |
| 3 | Singapore | 1720 |
| 4 | India | 1664 |
| 5 | Brazil | 1269 |
| 6 | Viet Nam | 1256 |
| 7 | Russian Federation | 1255 |
| 8 | Indonesia | 732 |
| 9 | Taiwan | 667 |
| 10 | South Korea | 637 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 1022 | 180311 |
| 2 | 822 | 178166 |
| 3 | 722 | 175886 |
| 4 | 922 | 175013 |
| 5 | 6000 | 156431 |
| 6 | 8222 | 117110 |
| 7 | 4321 | 116396 |
| 8 | 8422 | 70507 |
| 9 | 23 | 62936 |
| 10 | 5522 | 54570 |
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