detection period: 2021-07-09 00:00-23:59 UTC
total number of suspected botnet IPs: 31257
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 28651
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 | TencentCloud | 2266 |
| 2 | ALISOFT | 994 |
| 3 | DIGITALOCEAN-192-241-128-0 | 795 |
| 4 | TENCENT-CN | 664 |
| 5 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 633 |
| 6 | HINET-NET | 518 |
| 7 | VNPT-VN | 501 |
| 8 | Baidu | 425 |
| 9 | ACEVILLEPTELTD-SG | 413 |
| 10 | VIETTEL-VN | 405 |
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 | 8505 |
| 2 | United States | 4518 |
| 3 | India | 1964 |
| 4 | Russian Federation | 1677 |
| 5 | Brazil | 1427 |
| 6 | Viet Nam | 1366 |
| 7 | Indonesia | 828 |
| 8 | European Union | 666 |
| 9 | Taiwan | 653 |
| 10 | Thailand | 581 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 264158 |
| 2 | 1900 | 83353 |
| 3 | 5432 | 61909 |
| 4 | 22 | 55659 |
| 5 | 6000 | 51154 |
| 6 | 6001 | 51034 |
| 7 | 9034 | 41524 |
| 8 | 5200 | 39170 |
| 9 | 3389 | 37479 |
| 10 | 6002 | 35951 |
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