detection period: 2021-01-14 00:00-23:59 UTC
total number of suspected botnet IPs: 42195
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 39147
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 | 1944 |
| 2 | VNPT-VN | 1067 |
| 3 | VIETTEL-VN | 868 |
| 4 | TENCENT-CN | 813 |
| 5 | CENTURYLINK-LEGACY-QWEST-INET-118 | 792 |
| 6 | DIGITALOCEAN-192-241-128-0 | 698 |
| 7 | HINET-NET | 660 |
| 8 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 563 |
| 9 | ALISOFT | 550 |
| 10 | VE-CSVE-LACNIC | 522 |
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 | 9437 |
| 2 | United States | 6956 |
| 3 | Viet Nam | 2652 |
| 4 | Russian Federation | 2382 |
| 5 | India | 2239 |
| 6 | Brazil | 1890 |
| 7 | Indonesia | 1362 |
| 8 | Thailand | 940 |
| 9 | France | 854 |
| 10 | Taiwan | 853 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 467029 |
| 2 | 1000 | 300355 |
| 3 | 1433 | 74456 |
| 4 | 22 | 73789 |
| 5 | 3389 | 62213 |
| 6 | 1222 | 59322 |
| 7 | 23 | 55115 |
| 8 | 2525 | 53384 |
| 9 | 1500 | 36095 |
| 10 | 1800 | 35029 |
No comments:
Post a Comment