TCP Port 58455

About TCP Port 58455

Port 58455 has no formal IANA registration. 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 58455. Treat that number as context, not a danger score. Many detection rules are written against groups of ports rather than one service, web ports especially, so common web alternate ports inherit large counts while genuinely sensitive services can show few rules or none. Presence in IDS rules does not mean traffic on this port is malicious.

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

Sample rule descriptions for TCP port 58455:

• MALWARE-BACKDOOR Zollard variant outbound connection attempt

Malware Rule References

A small share of the IDS rules that reference this port are malware related.

1 of the 1 IDS rule that reference TCP port 58455 are malware related. That describes detection coverage across the whole internet, not anything about your machine or your network.

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

Data Sources

This information is compiled from: Snort Community Rules (GPLv2).