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
Top IPs Scanning
TodayYesterday
165.230.193.78 (349)165.230.193.78 (403)
185.35.64.108 (78)80.82.78.100 (158)
130.255.76.92 (65)130.255.76.92 (120)
130.255.76.139 (65)185.35.64.108 (119)
106.75.61.203 (45)130.255.76.139 (119)
117.50.60.193 (28)92.118.160.1 (51)
117.50.6.201 (27)92.118.160.25 (36)
92.118.160.41 (25)92.118.160.9 (29)
106.75.3.52 (23)185.173.35.21 (28)
106.75.2.200 (17)92.118.160.53 (27)
User Comments
Submitted By Date
Comment
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. http://support.microsoft.com/kb/188001
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CVE Links
CVE # Description
CVE-2009-1394