Useful Suricata Emerging Threat Rules for SCADA

Just copy the below rules and paste it in a local.rules configuration file of your IDS. The rules can be validated via SCAPY Framework. 

alert tcp $EXTERNAL_NET any -> $HOME_NET 912 (msg:"ET SCADA RealWin SCADA System Buffer Overflow"; flow:established,to_server; content:"|64 12 54 6a|"; depth:4; content:"|00 00 00 f4 1f 00 00|"; distance:1; within:7; isdataat:220; content:!"|0a|"; distance:0; pcre:"/\x64\x12\x54\x6a[\x20\x10\x02]\x00\x00\x00\xf4\x1f\x00\x00/"; reference:url,www.exploit-db.com/exploits/15337/; classtype:attempted-dos; sid:2011976; rev:1; metadata:created_at 2010_11_24, updated_at 2010_11_24;)

alert tcp $EXTERNAL_NET any -> $HOME_NET 910 (msg:"ET SCADA DATAC RealWin SCADA Server Buffer Overflow"; flow:established,to_server; content:"|10 23 54 67 00 08 00 00|"; depth:8; content:"|e3 77 0a 00 05 00 04 00 00 00|"; distance:0; within:10; isdataat:744,relative; content:!"|0a|"; within:744; reference:url,www.securityfocus.com/bid/31418; reference:cve,2008-4322; reference:url,secunia.com/advisories/32055; classtype:attempted-user; sid:2012096; rev:1; metadata:created_at 2010_12_23, updated_at 2010_12_23;)

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCADA ICONICS WebHMI ActiveX Stack Overflow"; flow:to_client,established; content:"D25FCAFC-F795-4609-89BB-5F78B4ACAF2C"; nocase; content:"SetActiveXGUID"; distance:0; pcre:"/<OBJECT\s+[^>]*classid\s*=\s*[\x22\x27]?\s*clsid\s*\x3a\s*\x7B?\s*D25FCAFC-F795-4609-89BB-5F78B4ACAF2C/si"; reference:url,www.security-assessment.com/files/documents/advisory/ICONICS_WebHMI.pdf; reference:url,www.exploit-db.com/exploits/17240/; classtype:attempted-user; sid:2012787; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag ActiveX, signature_severity Major, created_at 2011_05_04, updated_at 2016_07_01;)

alert tcp $EXTERNAL_NET any -> $HOME_NET 7580 (msg:"ET SCADA Siemens FactoryLink 8 CSService Logging  Buffer Overflow Vulnerability"; flow:established,to_server; content:"CSService"; nocase; isdataat:1000,relative; content:!"|0A|"; within:1000; reference:url,packetstormsecurity.org/files/view/102579/factorylink_csservice.rb.txt; classtype:denial-of-service; sid:2013120; rev:1; metadata:created_at 2011_06_27, updated_at 2011_06_27;)

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCADA Sunway ForceControl Activex Control Vulnerability"; flow:to_client,established; content:"<OBJECT "; nocase; content:"classid"; nocase; distance:0; content:"CLSID"; nocase; distance:0; content:"BD9E5104-2F20-4A9F-AB14-82D558FF374E"; nocase; distance:0; pcre:"/<OBJECT\s+[^>]*classid\s*=\s*[\x22\x27]?\s*clsid\s*\x3a\s*\x7B?\s*BD9E5104-2F20-4A9F-AB14-82D558FF374E/si"; reference:bugtraq,49747; classtype:attempted-user; sid:2013735; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag ActiveX, signature_severity Major, created_at 2011_10_04, updated_at 2016_07_01;)

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCADA PcVue Activex Control Insecure method (GetExtendedColor)"; flow:to_client,established; content:"<OBJECT "; nocase; content:"classid"; nocase; distance:0; content:"CLSID"; nocase; distance:0; content:"2BBD45A5-28AE-11D1-ACAC-0800170967D9"; nocase; distance:0; content:".GetExtendedColor"; nocase; pcre:"/<OBJECT\s+[^>]*classid\s*=\s*[\x22\x27]?\s*clsid\s*\x3a\s*\x7B?\s*2BBD45A5-28AE-11D1-ACAC-0800170967D9/si"; reference:url,exploit-db.com/exploits/17896; classtype:attempted-user; sid:2013734; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag ActiveX, signature_severity Major, created_at 2011_10_04, updated_at 2016_07_01;)

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCADA PcVue Activex Control Insecure method (LoadObject)"; flow:to_client,established; content:"<OBJECT "; nocase; content:"classid"; nocase; distance:0; content:"CLSID"; nocase; distance:0; content:"2BBD45A5-28AE-11D1-ACAC-0800170967D9"; nocase; distance:0; content:".LoadObject"; nocase; pcre:"/<OBJECT\s+[^>]*classid\s*=\s*[\x22\x27]?\s*clsid\s*\x3a\s*\x7B?\s*2BBD45A5-28AE-11D1-ACAC-0800170967D9/si"; reference:url,exploit-db.com/exploits/17896; classtype:attempted-user; sid:2013733; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag ActiveX, signature_severity Major, created_at 2011_10_04, updated_at 2016_07_01;)

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCADA PcVue Activex Control Insecure method (SaveObject)"; flow:to_client,established; content:"<OBJECT "; nocase; content:"classid"; nocase; distance:0; content:"CLSID"; nocase; distance:0; content:"2BBD45A5-28AE-11D1-ACAC-0800170967D9"; nocase; distance:0; content:".SaveObject"; nocase; pcre:"/<OBJECT\s+[^>]*classid\s*=\s*[\x22\x27]?\s*clsid\s*\x3a\s*\x7B?\s*2BBD45A5-28AE-11D1-ACAC-0800170967D9/si"; reference:url,exploit-db.com/exploits/17896; classtype:attempted-user; sid:2013732; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag ActiveX, signature_severity Major, created_at 2011_10_04, updated_at 2016_07_01;)

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCADA PROMOTIC ActiveX Control Insecure method (SaveCfg)"; flow:to_client,established; content:"<OBJECT "; nocase; content:"classid"; nocase; distance:0; content:"CLSID"; nocase; distance:0; content:"02000002-9DFA-4B37-ABE9-1929F4BCDEA2"; nocase; distance:0; content:".SaveCfg"; nocase; pcre:"/<OBJECT\s+[^>]*classid\s*=\s*[\x22\x27]?\s*clsid\s*\x3a\s*\x7B?\s*02000002-9DFA-4B37-ABE9-1929F4BCDEA2/si"; reference:url,aluigi.altervista.org/adv/promotic_1-adv.txt; classtype:attempted-user; sid:2013878; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag ActiveX, signature_severity Major, created_at 2011_11_08, updated_at 2016_07_01;)

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCADA PROMOTIC ActiveX Control Insecure method (AddTrend)"; flow:to_client,established; content:"<OBJECT "; nocase; content:"classid"; nocase; distance:0; content:"CLSID"; nocase; distance:0; content:"02000002-9DFA-4B37-ABE9-1929F4BCDEA2"; nocase; distance:0; content:".AddTrend"; nocase; pcre:"/<OBJECT\s+[^>]*classid\s*=\s*[\x22\x27]?\s*clsid\s*\x3a\s*\x7B?\s*02000002-9DFA-4B37-ABE9-1929F4BCDEA2/si"; reference:url,aluigi.altervista.org/adv/promotic_1-adv.txt; classtype:attempted-user; sid:2013879; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag ActiveX, signature_severity Major, created_at 2011_11_08, updated_at 2016_07_01;)

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCADA Sunway ForceControl Activex Control Remote Code Execution Vulnerability 2"; flow:to_client,established; content:"<OBJECT "; nocase; content:"classid"; nocase; distance:0; content:"CLSID"; nocase; distance:0; content:"3310FA24-A027-47B3-8C49-1091077317E9"; nocase; distance:0; pcre:"/<OBJECT\s+[^>]*classid\s*=\s*[\x22\x27]?\s*clsid\s*\x3a\s*\x7B?\s*3310FA24-A027-47B3-8C49-1091077317E9/si"; reference:bugtraq,49747; classtype:attempted-user; sid:2013736; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag ActiveX, signature_severity Major, created_at 2011_10_04, updated_at 2016_07_01;)

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCADA PcVue Activex Control Insecure method (AddPage)"; flow:to_client,established; file_data; content:"<OBJECT "; nocase; content:"classid"; nocase; distance:0; content:"CLSID"; nocase; distance:0; content:"083B40D3-CCBA-11D2-AFE0-00C04F7993D6"; nocase; distance:0; content:".AddPage"; nocase; content:"<OBJECT"; nocase; pcre:"/^[^>]*?classid\s*=\s*[\x22\x27]?\s*clsid\s*\x3a\s*\x7B?\s*?083B40D3-CCBA-11D2-AFE0-00C04F7993D6/Rsi"; reference:url,exploit-db.com/exploits/17896; classtype:attempted-user; sid:2013730; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag ActiveX, signature_severity Major, created_at 2011_10_04, updated_at 2016_07_01;)

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCADA PcVue Activex Control Insecure method (DeletePage)"; flow:to_client,established; file_data; content:"083B40D3-CCBA-11D2-AFE0-00C04F7993D6"; nocase; distance:0; content:".DeletePage"; nocase; content:"<OBJECT"; pcre:"/^[^>]*?classid\s*=\s*[\x22\x27]?\s*clsid\s*\x3a\s*\x7B?\s*083B40D3-CCBA-11D2-AFE0-00C04F7993D6/Rsi"; reference:url,exploit-db.com/exploits/17896; classtype:attempted-user; sid:2013731; rev:5; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag ActiveX, signature_severity Major, created_at 2011_10_04, updated_at 2016_07_01;)

alert tcp $EXTERNAL_NET any -> $HOME_NET 910 (msg:"ET SCADA DATAC RealWin SCADA Server 2 On_FC_CONNECT_FCS_a_FILE Buffer Overflow Vulnerability"; flow:established,to_server; content:"GetFlexMLangIResourceBrowser"; isdataat:1000,relative; content:!"|0A|"; within:1000; reference:url,exploit-db.com/exploits/17417/; classtype:denial-of-service; sid:2013074; rev:2; metadata:created_at 2011_06_21, updated_at 2011_06_21;)

alert tcp $EXTERNAL_NET any -> $HOME_NET 4444 (msg:"ET SCADA Golden FTP Server PASS Command Remote Buffer Overflow Attempt"; flow:established,to_server; content:"PASS"; nocase; isdataat:1000,relative; content:!"|0A|"; within:1000; reference:bugtraq,45957; classtype:denial-of-service; sid:2013235; rev:2; metadata:created_at 2011_07_08, updated_at 2011_07_08;)

alert tcp $EXTERNAL_NET any -> $HOME_NET 20222 (msg:"ET SCADA CitectSCADA ODBC Overflow Attempt"; flow:established,to_server; dsize:4; byte_test:4,>,399,0; reference:cve,2008-2639; reference:url,www.digitalbond.com/index.php/2008/09/08/ids-signature-for-citect-vuln/; reference:url,digitalbond.com/tools/quickdraw/vulnerability-rules; classtype:attempted-user; sid:2008542; rev:8; metadata:created_at 2010_07_30, updated_at 2016_06_07;)

alert tcp any any -> $HOME_NET 12397 (msg:"ET SCADA SEIG SYSTEM 9 - Remote Code Execution"; flow:established,to_server; content:"|14 60 00 00 66 66 07 00 10 00 00 00 19 00 00 00 00 00 04 00 00 00 60 00|"; depth:24; content:!"|0d|"; distance:0; content:!"|0a|"; distance:0; content:!"|ff|"; content:!"|00|"; distance:0; metadata: former_category SCADA; reference:url,exploit-db.com/exploits/45218/; reference:cve,2013-0657; classtype:attempted-user; sid:2026003; rev:1; metadata:created_at 2018_08_21, updated_at 2018_08_21;)

alert tcp any any -> $HOME_NET 27700 (msg:"ET SCADA SEIG Modbus 3.4 - Remote Code Execution"; flow:established,to_server; content:"|42 42 ff ff 07 03 44 00 64|"; fast_pattern; content:"|90 90 90 90 90 90 90 90 90 90|"; distance:0; metadata: former_category SCADA; reference:url,exploit-db.com/exploits/45220/; reference:cve,2013-0662; classtype:attempted-user; sid:2026005; rev:1; metadata:created_at 2018_08_21, updated_at 2018_08_21;)