detection period: 2021-10-16 00:00-23:59 UTC
total number of suspected botnet IPs: 22131
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20370
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 | DIGITALOCEAN-192-241-128-0 | 746 |
2 | ALISOFT | 713 |
3 | VNPT-VN | 606 |
4 | TencentCloud | 572 |
5 | VIETTEL-VN | 427 |
6 | HINET-NET | 371 |
7 | CMNET | 313 |
8 | AT-88-Z | 229 |
9 | BSNLNET | 215 |
10 | FPTDYNAMICIP-NET | 213 |
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 | 3875 |
2 | United States | 3639 |
3 | Viet Nam | 1530 |
4 | Russian Federation | 1485 |
5 | India | 1399 |
6 | Brazil | 1076 |
7 | Indonesia | 641 |
8 | Taiwan | 498 |
9 | Mexico | 424 |
10 | Turkey | 402 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 1318 | 328119 |
2 | 1117 | 284160 |
3 | 445 | 264712 |
4 | 6001 | 243888 |
5 | 1227 | 241516 |
6 | 1417 | 240849 |
7 | 6000 | 238455 |
8 | 1310 | 236260 |
9 | 1619 | 230912 |
10 | 1617 | 197840 |
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