bash-2.05$ grep "\[\*\*\]" alert | sort | uniq -c
1692 [**] [1:1855:2] DDOS Stacheldraht agent->handler (skillz) [**]
9 [**] [1:384:4] ICMP PING [**]
5 [**] [1:402:4] ICMP Destination Unreachable (Port Unreachable) [**]
201 [**] [1:480:2] ICMP PING speedera [**]
1 [**] [1:615:3] SCAN SOCKS Proxy attempt [**]
4 [**] [1:618:2] SCAN Squid Proxy attempt [**]
4 [**] [1:620:2] SCAN Proxy (8080) attempt [**]
1 [**] [1:645:3] SHELLCODE sparc NOOP [**]