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1 Distributed via

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4 etc IDS - 3 -

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6 1.3% 1.4% 2.4% 3.3% 6.2% 6.4% 14.6% 9.1% 27.6% 16.4% 11.3% - 5 -

7 100% 90% 80% 70% 60% 50% 40% 30% 20% 10% 0% - 6 -

8 1.8% 1.8% 2.9% 3.0% 4.2% 21.9% 35.1% 6.0% 6.8% 8.1% 8.5% 100% 90% 80% 70% 60% 50% 40% 30% 20% 10% 0% - 7 -

9 1,200 1, /26 2/2 2/9 2/16 2/23 3/2 3/9 3/16 3/23 3/30-8 -

10 0.7% 0.3% 0.1% 13.8% 0.8% 1.3% 9.3% 0.9% 39.2% ICMP Scan Worm BackDoor DNS Web IIS DoS FTP Other 33.7% - 9 -

11 100% 90% 80% 70% 60% 50% 40% 30% 20% 10% 0% ICMP Scan Worm BackDoor IIS 13.8% 9.2% 0.9% 0.8% 0.1% 1.3% 1.3% 3.6% 2.0% 39.3% ICMP 1080 socks 1434 ms-sql-monitor ftp 53 domain 22 ssh 80 http 23 telnet OTHER 27.7%

12 TTL TTL % 4.0% 13.1% 80.9%

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worm hoihoi

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