TCP Port 1431 – rgtp

About TCP Port 1431

Port 1431 is registered with the Internet Assigned Numbers Authority (IANA) for rgtp. The IANA description reads: ‘Reverse Gossip Transport’. This port is referenced in 2 IDS rules and exhibits low malware activity in monitored traffic.

IDS Rule References

2 IDS / security rules reference TCP port 1431. 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 (2).

Sample rule descriptions for TCP port 1431:

• ET MALWARE Win32/Tapazom.A
• ET MALWARE Win32/Tapazom.A 2

Malware Activity

Some malware indicators are observed on this port.

2 of 2 IDS rules for TCP port 1431 involve malware activity.

Families observed (top 1): Win32_Tapazom_A (2).

Data Sources

This information is compiled from: IANA Service Name and Transport Protocol Port Number Registry and Emerging Threats Open Ruleset (BSD 2-Clause / GPLv2 per SID range).