Threat Level: green Handler on Duty: Didier Stevens

SANS ISC: Port 138 (tcp/udp) Attack Activity Port 138 (tcp/udp) Attack Activity

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Port Information
Protocol Service Name
tcp netbios-dgm NETBIOS Datagram Service
udp netbios-dgm NETBIOS Datagram Service
tcp Chode [trojan] Chode
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User Comments
Submitted By Date
David Greenberg 2011-02-17 15:00:28
To signal the PDC to retrieve the list collected by this master browser, the master browser sends the PDC a directed master announcement frame over User Datagram Protocol (UDP) port 138.
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CVE # Description