[NeMo-DDoS-List] FW: [Geant NeMo] #367621 UPD CRIT: IUCC (AS378) - "High SYN packet rate: 261k SYN Packets/s" [Customer] [Email_Analysis] [IUCC]

[Hank Nussbacher]

________________________________________
From: nemo-ddos at host.geant.org <nemo-ddos at host.geant.org>
Sent: Sunday, March 16, 2025 9:23:15 AM (UTC+02:00) Jerusalem
To: soc at geant.org
Subject: [Geant NeMo] #367621 UPD CRIT: IUCC (AS378) - "High SYN packet rate: 261k SYN Packets/s" [Customer] [Email_Analysis] [IUCC]

Critical: Observed high SYN packet rates of
  261k SYN Packets/s
on
  autonomoussystem IUCC (AS378).

Alert ID: 367621
Status: Open
Severity: Critical

Start Time: 2025-03-16 07:07:58
End Time: ongoing
Start Time (Europe/Berlin): 2025-03-16 08:07:58
End Time (Europe/Berlin): ongoing
Duration: 16 min

First Event Seen: 2025-03-16 07:05:00
Last Event Seen: 2025-03-16 07:21:00
Event Count: 17

Trigger: High SYN Packet Rate (AS) (Email_Analysis) (ID 60)

Alert Description:
High SYN packet rate

Affected Objects:
        Type              Name       Event Count
---------------------------------------------------
Autonomoussystem    IUCC (AS378)          17



Further Details:
https://primary.nemo.geant.org/alerts/details/367621/

All times expressed in UTC.