TCP Port 63256

About TCP Port 63256

Port 63256 is not assigned to any service in the IANA Service Names and Port Numbers Registry. This port falls within the dynamic/private port range, which IANA explicitly does not register; these ports are intended for ephemeral or temporary use. It is referenced in 1 IDS rule and exhibits low malware activity indicators. Ports outside formal IANA assignment are commonly used by malware authors and security tooling.

IDS Rule References

1 IDS / security rule reference TCP port 63256. Presence in IDS rules does not mean traffic on this port is malicious. These are patterns security tools monitor.

Rule categories (top 1): trojan-activity (1).

Sample rule descriptions for TCP port 63256:

• ET MALWARE Quad7 Botnet – Outbound alogin Telnet Prompt from Compromised Endpoint

Malware Activity

Some malware indicators are observed on this port.

1 of 1 IDS rule for TCP port 63256 involve malware activity.

Families observed (top 1): Quad7_Botnet (1).

Data Sources

This information is compiled from: Emerging Threats Open Ruleset (BSD 2-Clause / GPLv2 per SID range).