Add detection of CactusVPN

Author: IvanNardi

doc/protocols.rst

@@ -947,3 +947,12 @@ References: `Main site: <https://nordvpn.com>`_
 Surfshark is a brand of VPN services offered by the Netherlands-based company Surfshark B.V.
 
 References: `Main site: <https://surfshark.com/>`_
+
+
+.. _Proto 428:
+
+`NDPI_PROTOCOL_CACTUSVPN`
+========================
+CactusVPN is a VPN service.
+
+References: `Main site: <https://cactusvpn.com/>`_

src/include/ndpi_protocol_ids.h

@@ -456,6 +456,7 @@ typedef enum {
   NDPI_PROTOCOL_LUSTRE                = 425,
   NDPI_PROTOCOL_NORDVPN               = 426,
   NDPI_PROTOCOL_SURFSHARK             = 427,
+  NDPI_PROTOCOL_CACTUSVPN             = 428,
 
 #ifdef CUSTOM_NDPI_PROTOCOLS
 #include "../../../nDPI-custom/custom_ndpi_protocol_ids.h"

src/lib/ndpi_content_match.c.inc

@@ -1681,6 +1681,10 @@ static ndpi_protocol_match host_match[] =
 
    { "surfshark.com",                    "SurfShark", NDPI_PROTOCOL_SURFSHARK, NDPI_PROTOCOL_CATEGORY_VPN, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_DEFAULT_LEVEL },
 
+   { "cactusdb.net",                     "CactusVPN", NDPI_PROTOCOL_CACTUSVPN, NDPI_PROTOCOL_CATEGORY_VPN, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_DEFAULT_LEVEL },
+   { "cactusvpn.com",                    "CactusVPN", NDPI_PROTOCOL_CACTUSVPN, NDPI_PROTOCOL_CATEGORY_VPN, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_DEFAULT_LEVEL },
+   { "cactussstp.com",                   "CactusVPN", NDPI_PROTOCOL_CACTUSVPN, NDPI_PROTOCOL_CATEGORY_VPN, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_DEFAULT_LEVEL },
+
 #ifdef CUSTOM_NDPI_PROTOCOLS
 #include "../../../nDPI-custom/custom_ndpi_content_match_host_match.c.inc"
 #endif

tests/cfgs/default/result/custom_rules_same-ip_multiple_ports.pcapng.out

@@ -26,6 +26,6 @@ CustomProtocolC	3	222	1
 
 Acceptable                       8 592           3            
 
-	1	TCP 192.168.1.245:56866 -> 3.3.3.3:443 [proto: 91.434/TLS.CustomProtocolA][IP: 434/CustomProtocolA][Encrypted][Confidence: Match by custom rule][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: Web/5][3 pkts/222 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][3.05 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	1	TCP 192.168.1.245:56866 -> 3.3.3.3:443 [proto: 91.435/TLS.CustomProtocolA][IP: 435/CustomProtocolA][Encrypted][Confidence: Match by custom rule][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: Web/5][3 pkts/222 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][3.05 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	2	TCP 192.168.1.245:58288 -> 3.3.3.3:446 [proto: 800/CustomProtocolC][IP: 800/CustomProtocolC][ClearText][Confidence: Match by custom rule][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][3 pkts/222 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][3.04 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	3	TCP 192.168.1.245:59682 -> 3.3.3.3:444 [proto: 435/CustomProtocolB][IP: 435/CustomProtocolB][ClearText][Confidence: Match by custom rule][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][2 pkts/148 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][1.02 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	3	TCP 192.168.1.245:59682 -> 3.3.3.3:444 [proto: 436/CustomProtocolB][IP: 436/CustomProtocolB][ClearText][Confidence: Match by custom rule][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][2 pkts/148 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][1.02 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]

tests/cfgs/default/result/synscan.pcap.out

@@ -145,7 +145,7 @@ Unrated                       1848 107192        1844
 	48	TCP 172.16.0.8:36050 -> 64.13.134.52:2605 [proto: 13/BGP][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: Network/14][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	49	TCP 172.16.0.8:36050 -> 64.13.134.52:3000 [proto: 26/ntop][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: Network/14][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	50	TCP 172.16.0.8:36050 -> 64.13.134.52:3128 [proto: 131/HTTP_Proxy][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: Web/5][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	51	TCP 172.16.0.8:36050 -> 64.13.134.52:3260 [proto: 428/iSCSI][IP: 0/Unknown][ClearText][Confidence: Match by custom rule][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	51	TCP 172.16.0.8:36050 -> 64.13.134.52:3260 [proto: 429/iSCSI][IP: 0/Unknown][ClearText][Confidence: Match by custom rule][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	52	TCP 172.16.0.8:36050 -> 64.13.134.52:3300 [proto: 381/Ceph][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: DataTransfer/4][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	53	TCP 172.16.0.8:36050 -> 64.13.134.52:3306 [proto: 20/MySQL][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: Database/11][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	54	TCP 172.16.0.8:36050 -> 64.13.134.52:3389 [proto: 88/RDP][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: RemoteAccess/12][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Desktop/File Sharing **** Unidirectional Traffic **][Risk Score: 20][Risk Info: No server to client traffic / Found RDP][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
@@ -218,7 +218,7 @@ Unrated                       1848 107192        1844
 	121	TCP 172.16.0.8:36051 -> 64.13.134.52:2605 [proto: 13/BGP][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: Network/14][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	122	TCP 172.16.0.8:36051 -> 64.13.134.52:3000 [proto: 26/ntop][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: Network/14][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	123	TCP 172.16.0.8:36051 -> 64.13.134.52:3128 [proto: 131/HTTP_Proxy][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: Web/5][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	124	TCP 172.16.0.8:36051 -> 64.13.134.52:3260 [proto: 428/iSCSI][IP: 0/Unknown][ClearText][Confidence: Match by custom rule][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	124	TCP 172.16.0.8:36051 -> 64.13.134.52:3260 [proto: 429/iSCSI][IP: 0/Unknown][ClearText][Confidence: Match by custom rule][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	125	TCP 172.16.0.8:36051 -> 64.13.134.52:3300 [proto: 381/Ceph][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: DataTransfer/4][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	126	TCP 172.16.0.8:36051 -> 64.13.134.52:3306 [proto: 20/MySQL][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: Database/11][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	127	TCP 172.16.0.8:36051 -> 64.13.134.52:3389 [proto: 88/RDP][IP: 0/Unknown][ClearText][Confidence: Match by port][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 1][cat: RemoteAccess/12][1 pkts/58 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][< 1 sec][Risk: ** Desktop/File Sharing **** Unidirectional Traffic **][Risk Score: 20][Risk Info: No server to client traffic / Found RDP][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]