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Add new sericata templates #1

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9 changes: 8 additions & 1 deletion README.md
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Expand Up @@ -3,10 +3,17 @@
Suricata rule created to detect scan tools targeting PLC interfaces.

The detected tools:
- nmap with the modbus script https://github.com/nmap/nmap/blob/master/scripts/modbus-discover.nse)
- nmap with the modbus script (https://github.com/nmap/nmap/blob/master/scripts/modbus-discover.nse)
- msfconsole (modbus_banner_grabbing and modbusdetect)
- Zgrab2 https://github.com/zmap/zgrab2
- nmap with bacnet script https://github.com/nmap/nmap/blob/master/scripts/bacnet-info.nse
- Detect Following nuclei tempalte (Pending fork on offical nuclei template)
- https://github.com/biero-el-corridor/ICS_CPS_nuclei_template?tab=readme-ov-file#plc-model
- Detect Ethernet/IP CIP requesto for serial number of equipement
- Detect S7comm request for serial number of equipement




Suricata is a network IDS, IPS and NSM engine developed by the OISF and the Suricata community :
https://github.com/OISF/suricata
14 changes: 14 additions & 0 deletions scada-scan.rules
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Expand Up @@ -19,3 +19,17 @@ alert udp any any -> any 47808 (msg:"CYBER-SEC-ICS POLICY SCADA-SCAN Bacnet scan

alert tcp any any -> any 1911 (msg:"CYBER-SEC-ICS POLICY SCADA-SCAN Fox scan looking like nmap"; content:"{|0a|fox.version=s:1.0|0a|id=i:1|0a|}"; classtype:bad-unknown; rev:2; sid:101563274;)
alert tcp any any -> any 1962 (msg:"CYBER-SEC-ICS POLICY SCADA-SCAN Pcworx scan looking like nmap"; content:"|01 06 00 0e 00 02 00 00 00 00 00 4b 04 00|"; classtype:bad-unknown; rev:2; sid:101563275;)


# Nuclei detections sections.

alert tcp any any -> any 502 (msg:"BIERO NULCEI-SCAN Schneider Electric UMAS modicon 340 & 580"; content:"|00 01 00 00 00 04 00 5a 00 02|"; classtype:bad-unknown; rev:2; sid:101563276;)

alert tcp any any -> any 789 (msg:"Red Lion enip detect"; content:"|00 04 01 2b 1b 00|"; classtype:bad-unknown; rev:2; sid:101563277;)

alert tcp any any -> any 44818 (msg:"Allan_Bredlley enip-cip detect"; content:"|63 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00|"; classtype:bad-unknown; rev:2; sid:101563278;)

alert tcp any any -> any 44818 (msg:"Ethenret/IP CIP"; content:"|63 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 c1 de be d1 00 00 00 00|"; classtype:bad-unknown; rev:2; sid:101563279;)

alert tcp any any -> any 44818 (msg:"S7comm Request serial number of PLC"; content:"|03 00 00 21 02 f0 80 32 07 00 00 00 00 00 08 00 08 00 01 12 04 11 44 01 00 ff 09 00 04 00 1c 00 01|"; classtype:bad-unknown; rev:2; sid:101563279;)