VAST 2009 Challenge: Dracorex

Team DRDC

Grant Vandenberghe

 

LOURA (ADMIN) added the following links for the contestant

DRDC_VAST.ppt

DRDC_VAST_SOUND.ppt

 

 

MC1.1: Identify which computer(s) the employee most likely used to send

information to his contact in a tab-delimited table which contains for

each computer identified: when the information was sent, how much

information was sent and where that information was sent.

 

 

TIME             Source IP                   Target IP                    Outbound Bytes        Inbound Bytes

2008-01-08 17:01:33.001       37.170.100.31             100.59.151.133                       8889677          12223

2008-01-10 14:27:12.238       37.170.100.31            100.59.151.133                       6543216          22315

2008-01-10 16:01:53.956       37.170.100.16            100.59.151.133                       8543125          12312

2008-01-15 16:14:34.563       37.170.100.16            100.59.151.133                       6773214          24661

2008-01-15 17:03:29.342       37.170.100.31             100.59.151.133                       9513313          14324

2008-01-17 12:12:10.990       37.170.100.41             100.59.151.133                       3679122          24423

2008-01-17 17:57:19.341       37.170.100.18             100.59.151.133                       5873546          25234

2008-01-22 08:50:21.894       37.170.100.13             100.59.151.133                       9984318          42231

2008-01-22 17:41:55.862       37.170.100.16             100.59.151.133                       8873483          16778

2008-01-24 09:46:34.452       37.170.100.10             100.59.151.133                       7825451          23783

2008-01-24 10:26:31.321       37.170.100.32             100.59.151.133                       5531674          22479

2008-01-24 17:07:34.775       37.170.100.20             100.59.151.133                       9732417          42347

2008-01-29 15:41:32.763       37.170.100.56             100.59.151.133                       10024754        29565

2008-01-29 16:08:10.892       37.170.100.41             100.59.151.133                       6752212          57865

2008-01-29 16:38:06.553       37.170.100.20             100.59.151.133                       7763897          54565

2008-01-31 09:41:03.815       37.170.100.52             100.59.151.133                       5579339          22147

2008-01-31 13:10:23.841       37.170.100.15             100.59.151.133                       9064720          11238

2008-01-31 16:02:44.572       37.170.100.8               100.59.151.133                       13687307        485421

 

 

MC1.2:  Characterize the patterns of behavior of suspicious computer use.

 

Large session are sent after an employee leaves their desk. Packets are sent to a single external IP address.

 

 

MC2.1: Which of the two social structures, A or B, most closely match

the scenario you have identified in the data? A

 

 

MC2.2:  Provide the social network structure you have identified as a

tab delimitated file. It should contain the employee, one or more

handler, any middle folks, and the localized leader with their

international contacts.

 

100      Employee       @schaffter

251      Handler          @benassi

194      Handler          @reitenspies

563      Handler          @pettersson

4994    Middleman                 @good

92        Leader's International Contact        @tolbert

4          Fearless Leader                     @szemeredi

92        Leader's International Contact        @tolbert

282      Leader's International Contact        @decker

551      Leader's International Contact        @chandru

589      Leader's International Contact        @kodama

629      Leader's International Contact        @nakhaeizadeh

1450    Leader's International Contact        @barvinok

1630    Leader's International Contact        @heyderhoff

2077    Leader's International Contact        @streng

2103    Leader's International Contact        @wotawa

3235    Leader's International Contact        @reed

3946    Leader's International Contact        @hogstedt

4776    Leader's International Contact        @bolotov

5078    Leader's International Contact        @avouris

5561    Leader's International Contact        @wenocur

 

 

MC2.3:  Characterize the difference between your social network and the

closest social structure you selected (A or B). If you include extra

nodes please explain how they fit in to your scenario or analysis.

 

There is a more direct path between the fearless leader and the employee (through 14, 22, 170, 351) 

 

MC2.4:  How is your hypothesis about the social structure in Part 1

supported by the city locations of Flovania? What part(s), if any, did

the role of geographical information play in the social network of part

one?

 

The handlers are located in the same city as the employee.

 

MC2.5:  In general, how are the Flitter users dispersed throughout the

cities of this challenge? Which of the surrounding countries may have

ties to this criminal operation?  Why might some be of more significant

concern than others?

 

The social networking group is predominantly Flovanian. There is slightly more international contacts associated with Posana both in terms of the Fearless Leaders Contacts and the Social network in general.