I decided to write a little perl script to count which computers (by their IP address) were sending the most copies of the sobig virus to my mail server. My results are posted below.

Updated List as of 5 SEP 2003

497	24.174.170.34
131	68.18.197.182
93	68.18.195.136
56	68.210.67.235
53	216.73.132.147
51	68.18.219.253
28	66.158.25.199
23	66.25.167.232
22	68.18.212.151
18	207.80.14.199
17	66.25.176.69
16	24.173.96.164
16	64.0.168.226
13	64.123.7.225
11	216.201.167.161
10	24.158.237.47
9	12.227.189.164
6	204.64.231.210
6	217.164.78.7
6	12.35.157.7
5	193.150.229.148
4	192.168.201.33
4	5.5.2653.19
3	205.238.161.10
3	65.120.155.215
3	5.0.2195.5329
3	24.30.203.184
3	65.16.220.29
3	5.0.2195.6713
3	12.108.148.21
3	165.2.141.13
2	171.75.218.203
2	208.45.133.213
2	216.235.75.248
2	216.235.75.136
2	24.30.203.183
2	63.241.214.25
2	206.127.30.22
1	209.87.64.79
1	209.228.32.72
1	216.73.89.169
1	160.79.145.141
1	24.27.30.186
1	161.226.84.200
1	209.246.152.75
1	216.12.120.137
1	205.152.59.71
1	67.167.118.230
1	66.180.166.251
1	66.180.166.253
1	161.226.4.6
1	66.158.29.254
1	38.202.36.27
1	208.41.100.213
1	66.218.93.37
1	160.150.1.50
1	81.29.65.144
1	127.0.0.1
1	204.127.202.58
1	216.176.28.114
1	200.63.212.1
1	67.34.23.241
1	64.205.175.92
1	170.76.20.253
1	216.201.128.36
1	193.79.237.170
1	192.168.200.33
1	209.132.220.158
1	161.226.84.33
1	140.95.205.120
1	209.92.144.234
1	207.8.15.210
1	216.166.60.40
1	200.41.80.9
1	199.227.135.230
1	199.170.88.72
1	69.10.144.43
1	216.166.60.44
1	65.220.160.192
1	204.177.232.120
1	216.113.132.217
1	12.101.29.210
1	65.70.223.214
1	204.127.202.62
1	64.60.161.76
1	128.121.214.70
1	192.168.20.251
1	216.201.143.130

Total: 1183

Original List from First Post

124 24.174.170.34
58 68.18.195.136
56 68.210.67.235
51 68.18.219.253
23 66.25.167.232
22 68.18.212.151
18 207.80.14.199
17 66.25.176.69
16 24.173.96.164
13 64.123.7.225
11 216.201.167.161
10 24.158.237.47
6 12.35.157.7
6 204.64.231.210
5 12.227.189.164
5 193.150.229.148
3 5.0.2195.5329
3 65.120.155.215
3 65.16.220.29
1 12.101.29.210
1 128.121.214.70
1 161.226.4.6
1 161.226.84.200
1 161.226.84.33
1 170.76.20.253
1 192.168.20.251
1 192.168.201.33
1 193.79.237.170
1 199.227.135.230
1 205.152.59.71
1 207.8.15.210
1 209.132.220.158
1 209.228.32.72
1 209.92.144.234
1 216.176.28.114
1 216.201.143.130
1 24.27.30.186
1 24.30.203.184
1 38.202.36.27
1 5.0.2195.6713
1 64.205.175.92
1 65.220.160.192
1 65.70.223.214
1 66.218.93.37
1 67.34.23.241

Total: 476

-Chris