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- # "other" stuff goes in here
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- # Happy 99 Virus checking from Scott McIntyre
- alert tcp any any -> 192.168.1.0/24 25 (msg:"Happy 99 Virus"; content:"X-Spanska: Yes"; flags: PA;)
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- # SNMP attempts from Ron Gula
- alert udp any any -> 192.168.1.0/24 161 (msg:"SNMP NT User List"; content:"|2b06 0104 014d 0102 19|";)
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- # netbios probes from Ron Gula
- alert udp any any -> 192.168.1.0/24 137 (msg:"SMB Name Wildcard"; content:"CKAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA|0000|";)
- alert tcp any any -> 192.168.1.0/24 139 (msg:"Samba client access"; content:"|00|Unix|00|Samba";)
- alert tcp any any -> 192.168.1.0/24 139 (msg:"SMB CD..."; content:"\...|00 00 00|";)
- alert tcp any any -> 192.168.1.0/24 139 (msg:"SMB CD.."; content:"\..|2f 00 00 00|";)
- alert tcp any any -> 192.168.1.0/24 139 (msg:"SMB C$ access"; content:"\C$|00 41 3a 00|";)
- alert tcp any any -> 192.168.1.0/24 139 (msg:"SMB D$ access"; content:"\D$|00 41 3a 00|";)
- alert tcp any any -> 192.168.1.0/24 139 (msg:"SMB ADMIN$ access"; content:"\ADMIN$|00 41 3a 00|";)
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- # alert on stuff going where it probably shouldn't be
- # note that the port range specification is inclusive, so we're keying on ports 0-1023
- alert tcp any 53 -> 192.168.1.0/24 :1023 (msg:"Source Port traffic";)
- alert udp any 53 -> 192.168.1.0/24 :1023 (msg:"Source Port traffic";)
- alert tcp any 25 -> 192.168.1.0/24 :1023 (msg:"Source Port traffic";)
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- alert tcp any any -> 192.168.1.0/24 32771 (msg: "Attempted Sun RPC high port access";)
- alert udp any any -> 192.168.1.0/24 32771 (msg: "Attempted Sun RPC high port access";)
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- alert udp any any -> 192.168.1.0/24 161 (msg: "SNMP access, public"; content:"public";)
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