[Bro] not detect {big} scan with scan analyser

rmkml rmkml at wanadoo.fr
Sat Sep 11 12:49:48 PDT 2004


Hi,

Im use bro 09a[3-4-5] on freebsd v4.10R,

bro not detect this scan, (joigned pcap/gz file)

with default policy,

but in conn.log file :

1085375478.746540 0.000008 128.173.231.31 62.23.34.167 smtp 3618 25 tcp ? 
? REJ X
1085375479.331791 0.000003 128.173.231.31 62.23.34.167 smtp 3618 25 tcp ? 
? REJ X
1085375481.138096 ? 128.173.231.31 62.23.34.162 ftp 3565 21 tcp ? ? S0 X
1085375481.138064 ? 128.173.231.31 62.23.34.162 http 3566 80 tcp ? ? S0 X
1085375481.138104 ? 128.173.231.31 62.23.34.162 dns 3567 53 tcp ? ? S0 X
1085375481.138047 ? 128.173.231.31 62.23.34.162 smtp 3568 25 tcp ? ? S0 X
1085375481.138072 ? 128.173.231.31 62.23.34.162 finger 3569 79 tcp ? ? S0 
X
...

$ export BROPATH=/c/confL/policy
$ export BRO_DNS_FAKE=1 # disable dns lookup
$ /usr/local/bin/bro09a5_nodns_micro -r 
scantcp-viginia_edu.tcpdump bro.init mt
-> scan anlyser in mt.bro (@load scan)

Possible help me ?

Regards

Rmkml at Wanadoo.fr
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