Threat LevelCRITICAL72/1003 rule types across 2 attack categories
29 incidents · 3 rule types · active attack detected · active over 5 days · last seen 23d ago
| PTR | 72-255-246-193.static.imsbiz.com |
| Org / ASN | PCCW IMS Ltd (PCCW Business Internet Access) |
| Country | 🇭🇰 Hong Kong |
| City | Central, Central and Western |
| Timezone | Asia/Hong_Kong |
Attack Analysis
SSH: Login Attempt — Non-Existent User
This IP attempted to authenticate via SSH using a username that does not exist on the system. This is characteristic of automated credential-stuffing attacks cycling through common username wordlists (admin, root, ubuntu, pi, etc.).
Suricata IDS Alert
Suricata intrusion detection flagged this IP for malicious network behaviour — including port scanning, exploit attempts, botnet activity, or known attack signatures. The specific signature is shown in the report list below.
SSH: Invalid User Flood
This IP attempted SSH logins using 5 or more invalid usernames within 2 minutes — a credential-stuffing attack cycling through common account names (admin, root, ubuntu, deploy, pi). This indicates an automated tool probing for default or common accounts.
Reports (29)
| Date | Severity | Description |
|---|---|---|
| 9 Jul 2026 - 08:25 | medium | SSH: Login attempt using non-existent user |
| 9 Jul 2026 - 08:25 | high | SSH: Invalid user flood — 5+ attempts in 120s |
| 9 Jul 2026 - 08:24 | medium | SSH: Login attempt using non-existent user |
| 9 Jul 2026 - 08:22 | medium | SSH: Login attempt using non-existent user |
| 9 Jul 2026 - 08:22 | high | SSH: Invalid user flood — 5+ attempts in 120s |
| 9 Jul 2026 - 08:20 | medium | SSH: Login attempt using non-existent user |
| 9 Jul 2026 - 08:11 | medium | SSH: Login attempt using non-existent user |
| 4 Jul 2026 - 21:23 | medium | IDS: Suricata alert — Honeypot: probe to closed SSH port 22 |
| 3 Jul 2026 - 21:46 | high | SSH: Login attempt using non-existent user |
EagleEye Intelligence