IP Address:

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Cyber Threat Intelligence

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IP Address:​

This IP address attempted an attack on a machine protected by Guardicore Centra

Threat Information


Attacker, Scanner

Services Targeted



Download File SCP Access Suspicious Domain Port 443 Scan 9 Shell Commands Download and Execute Listening SSH Successful SSH Login Outgoing Connection

Associated Attack Servers

enn.lu jiffybox.net ip-pool.com heinrich5991.de terjan.net 4711.se mit.edu dereferenced.net devsum.it startdedicated.de samfundet.no armbrust.me voxility.net your-server.de

Basic Information

IP Address




Martin Prager trading as NbIServ




Created Date


Updated Date




First seen in Guardicore Centra


Last seen in Guardicore Centra


What is Guardicore Centra
Guardicore Centra is a data center and cloud security solution that protects the organization's core assets, using flexible, quickly deployed and easy to understand micro-segmentation controls. Centra generates in-context security incidents, with details on attacker tools and techniques, that help IR teams prioritize incident investigation and reduce dwell time. Learn More

Attack Flow

A user logged in using SSH with the following credentials: root / **** - Authentication policy: White List

Successful SSH Login

The file /tmp/stcp was downloaded and executed 8 times

Download and Execute

The file /tmp/tcp was downloaded and executed

Download and Execute

Process /tmp/tcp started listening on ports: 6666


Process /tmp/tcp generated outgoing network traffic to:,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, and

Outgoing Connection

Process /tmp/tcp scanned port 443 on 22 IP Addresses

Port 443 Scan

Process /tmp/tcp attempted to access suspicious domains: ip-pool.com, armbrust.me, heinrich5991.de, voxility.net, jiffybox.net, dereferenced.net, enn.lu, devsum.it, terjan.net and 4711.se

Access Suspicious Domain Outgoing Connection

Connection was closed due to timeout

Associated Files


SHA256: b1834cb9847ce03f6b087249dccab32cd58022dc9424a6de58c0196dd9c0a49e

6263064 bytes


SHA256: ff0a6c82f5be9019a29328a9a2345c02bdf9b686b2d0b4f0fac688a3464b490e

4406080 bytes

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IP Address:​Malicious