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Subnet 49.51.73.0/24
SUBNET Ended highWhy this campaign was detected
3 IPs from the same /24 subnet (49.51.73.0/24) were observed attacking our sensors within the same time window. All belong to Tencent Building, Kejizhongyi Avenue (AS132203). Concentrated activity from adjacent IPs is a strong indicator of a single operator or coordinated botnet.
Primary ASN
AS132203 · Tencent Building, Kejizhongyi Avenue
Subnet
49.51.73.0/24
Country
🇺🇸 US
Cloud Provider
—
Member Count
3 IPs
Below average
Total Events
349
Below average by volume
Started / Ended
2026-03-06 18:38 — 2026-06-25 18:02
Attack Types
MITRE ATT&CK Techniques
Reconnaissance
Initial Access
Command and Control
Member Actors
| IP Address | Behavior | Confidence | Flags | Events | Agents | Attack Types | Hostname | Last Seen | |
|---|---|---|---|---|---|---|---|---|---|
| 49.51.73.28 | credential_harvester | 40% | 303 | 1 | ssh:bruteforce | — | 2026-05-19 17:58 | evidence → | |
| 49.51.73.85 | malware_dropper | 36% | 23 | 1 | ssh:bruteforce | — | 2026-05-18 16:30 | evidence → | |
| 49.51.73.38 | opportunistic_bruter | 36% | 23 | 1 | ssh:bruteforce | — | 2026-05-19 14:29 | evidence → |
VPN Known VPN or proxy provider
DROP ASN on Spamhaus DROP list
Nx OSINT Corroborated by N external threat feeds