Need help in interpreting port scans.

[cg16uy () io com]

Can someone tell me what could scan these particular
ports in rapid succession? Are these infected machines
looking for another captive?

Thank you
~

Apr  4 10:29:59 nightfall mach_kernel: ipfw: 1900 Deny TCP
24.150.27.77:3926 66.68.183.43:3127 in via en0
Apr  4 10:29:59 nightfall mach_kernel: ipfw: 1100 Deny TCP
24.150.27.77:3918 66.68.183.43:1025 in via en0
Apr  4 10:29:59 nightfall mach_kernel: ipfw: 1900 Deny TCP
24.150.27.77:3934 66.68.183.43:6129 in via en0
Apr  4 10:29:59 nightfall mach_kernel: ipfw: 1900 Deny TCP
24.150.27.77:3915 66.68.183.43:2745 in via en0
Apr  4 10:29:59 nightfall mach_kernel: ipfw: 900 Deny TCP
24.150.27.77:3945 66.68.183.43:80 in via en0
Apr  4 10:30:05 nightfall mach_kernel: ipfw: 1900 Deny TCP
24.150.27.77:3926 66.68.183.43:3127 in via en0
Apr  4 10:30:05 nightfall mach_kernel: ipfw: 1900 Deny TCP
24.150.27.77:3934 66.68.183.43:6129 in via en0
Apr  4 10:30:05 nightfall mach_kernel: ipfw: 1100 Deny TCP
24.150.27.77:3918 66.68.183.43:1025 in via en0
Apr  4 10:30:05 nightfall mach_kernel: ipfw: 1900 Deny TCP
24.150.27.77:3915 66.68.183.43:2745 in via en0
Apr  4 10:30:05 nightfall mach_kernel: ipfw: 900 Deny TCP
24.150.27.77:3945 66.68.183.43:80 in via en0


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