detection period: 2022-03-22 00:00-23:59 UTC
total number of suspected botnet IPs: 31133
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 29126
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 | 1048 |
| 2 | TencentCloud | 981 |
| 3 | DIGITALOCEAN-192-241-128-0 | 860 |
| 4 | VNPT-VN | 625 |
| 5 | Baidu | 527 |
| 6 | ALISOFT | 496 |
| 7 | VIETTEL-VN | 434 |
| 8 | MSFT | 433 |
| 9 | CMNET | 392 |
| 10 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 357 |
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 | 6246 |
| 2 | China | 5692 |
| 3 | India | 1895 |
| 4 | Russian Federation | 1680 |
| 5 | Viet Nam | 1571 |
| 6 | Brazil | 1400 |
| 7 | Singapore | 1189 |
| 8 | Indonesia | 845 |
| 9 | Thailand | 680 |
| 10 | Hong Kong | 676 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 67253 |
| 2 | 445 | 65123 |
| 3 | 5000 | 52638 |
| 4 | 22 | 46567 |
| 5 | 23 | 42301 |
| 6 | 3999 | 33366 |
| 7 | 722 | 22963 |
| 8 | 4321 | 22668 |
| 9 | 1611 | 20553 |
| 10 | 8087 | 19918 |
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