detection period: 2022-04-16 00:00-23:59 UTC
total number of suspected botnet IPs: 25419
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 23701
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 | 1449 |
| 2 | DIGITALOCEAN-192-241-128-0 | 903 |
| 3 | TencentCloud | 427 |
| 4 | ALISOFT | 419 |
| 5 | VNPT-VN | 369 |
| 6 | Baidu | 369 |
| 7 | CMNET | 341 |
| 8 | HINET-NET | 334 |
| 9 | VIETTEL-VN | 286 |
| 10 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 253 |
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 | 5494 |
| 2 | China | 4050 |
| 3 | Singapore | 1588 |
| 4 | India | 1486 |
| 5 | Russian Federation | 1254 |
| 6 | Brazil | 1049 |
| 7 | Viet Nam | 1030 |
| 8 | Hong Kong | 609 |
| 9 | Indonesia | 583 |
| 10 | Taiwan | 475 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 4122 | 106719 |
| 2 | 5622 | 95745 |
| 3 | 7722 | 84075 |
| 4 | 666 | 67904 |
| 5 | 4222 | 63729 |
| 6 | 23 | 52129 |
| 7 | 445 | 46444 |
| 8 | 22 | 42152 |
| 9 | 4321 | 37288 |
| 10 | 6000 | 35323 |
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