diff options
| author | Ivan Nardi <12729895+IvanNardi@users.noreply.github.com> | 2024-07-01 08:20:18 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-07-01 08:20:18 +0200 |
| commit | fc334d56c4e571c831ce9ddd64f40c04ecf25fce (patch) | |
| tree | e9941c5c8adf95e612ee40418adc5da435922c66 | |
| parent | 4f05d214413d120909a84e224dd30499ef005da6 (diff) | |
tunnelbear: improve detection over wireguard (#2485)
See #2484
| -rw-r--r-- | src/lib/protocols/wireguard.c | 17 | ||||
| -rw-r--r-- | tests/cfgs/default/pcap/tunnelbear.pcap | bin | 129592 -> 132624 bytes | |||
| -rw-r--r-- | tests/cfgs/default/result/tunnelbear.pcap.out | 30 |
3 files changed, 30 insertions, 17 deletions
diff --git a/src/lib/protocols/wireguard.c b/src/lib/protocols/wireguard.c index 16ef5aca4..86e457872 100644 --- a/src/lib/protocols/wireguard.c +++ b/src/lib/protocols/wireguard.c @@ -91,8 +91,15 @@ static void ndpi_search_wireguard(struct ndpi_detection_module_struct *ndpi_stru * 2) Handshake Response (92 bytes) * 3) Cookie Reply (64 bytes) * 4) Transport Data (variable length, min 32 bytes) + * + * + * TunnelBear VPN uses slightly different handshake packets: the format seems the same, + * but the length is different (204/100). Not sure why and I don't know if it is some + * kind of generic "obfuscation" attempt, used also by other apps. For the time being, + * classify this kind of traffic as Wireguard/TunnelBear */ - if (message_type == WG_TYPE_HANDSHAKE_INITIATION && packet->payload_packet_len == 148) { + if (message_type == WG_TYPE_HANDSHAKE_INITIATION && + (packet->payload_packet_len == 148 || packet->payload_packet_len == 204)) { u_int32_t sender_index = get_u_int32_t(payload, 4); /* * We always start a new detection stage on a handshake initiation. @@ -106,7 +113,8 @@ static void ndpi_search_wireguard(struct ndpi_detection_module_struct *ndpi_stru return; } /* need more packets before deciding */ - } else if (message_type == WG_TYPE_HANDSHAKE_RESPONSE && packet->payload_packet_len == 92) { + } else if (message_type == WG_TYPE_HANDSHAKE_RESPONSE && + (packet->payload_packet_len == 92 || packet->payload_packet_len == 100)) { if (flow->l4.udp.wireguard_stage == 2 - packet->packet_direction) { /* * This means we are probably processing a handshake response to a handshake @@ -116,7 +124,10 @@ static void ndpi_search_wireguard(struct ndpi_detection_module_struct *ndpi_stru u_int32_t receiver_index = get_u_int32_t(payload, 8); if (receiver_index == flow->l4.udp.wireguard_peer_index[1 - packet->packet_direction]) { - ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_WIREGUARD, NDPI_PROTOCOL_UNKNOWN, NDPI_CONFIDENCE_DPI); + if(packet->payload_packet_len == 100) + ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_TUNNELBEAR, NDPI_PROTOCOL_WIREGUARD, NDPI_CONFIDENCE_DPI); + else + ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_WIREGUARD, NDPI_PROTOCOL_UNKNOWN, NDPI_CONFIDENCE_DPI); } else { NDPI_EXCLUDE_PROTO(ndpi_struct, flow); } diff --git a/tests/cfgs/default/pcap/tunnelbear.pcap b/tests/cfgs/default/pcap/tunnelbear.pcap Binary files differindex a28852a1f..ec8bba3b1 100644 --- a/tests/cfgs/default/pcap/tunnelbear.pcap +++ b/tests/cfgs/default/pcap/tunnelbear.pcap diff --git a/tests/cfgs/default/result/tunnelbear.pcap.out b/tests/cfgs/default/result/tunnelbear.pcap.out index b9759a95e..33b572a04 100644 --- a/tests/cfgs/default/result/tunnelbear.pcap.out +++ b/tests/cfgs/default/result/tunnelbear.pcap.out @@ -1,9 +1,10 @@ Guessed flow protos: 1 DPI Packets (TCP): 125 (5.95 pkts/flow) +DPI Packets (UDP): 2 (2.00 pkts/flow) Confidence Match by port : 1 (flows) -Confidence DPI : 20 (flows) -Num dissector calls: 22 (1.05 diss/flow) +Confidence DPI : 21 (flows) +Num dissector calls: 165 (7.50 diss/flow) LRU cache ookla: 0/0/0 (insert/search/found) LRU cache bittorrent: 0/3/0 (insert/search/found) LRU cache stun: 0/0/0 (insert/search/found) @@ -15,11 +16,11 @@ Automa domain: 22/0 (search/found) Automa tls cert: 1/0 (search/found) Automa risk mask: 2/0 (search/found) Automa common alpns: 32/32 (search/found) -Patricia risk mask: 6/0 (search/found) +Patricia risk mask: 8/0 (search/found) Patricia risk mask IPv6: 0/0 (search/found) Patricia risk: 0/0 (search/found) Patricia risk IPv6: 0/0 (search/found) -Patricia protocols: 23/19 (search/found) +Patricia protocols: 25/19 (search/found) Patricia protocols IPv6: 0/0 (search/found) DNS 5 306 1 @@ -27,10 +28,10 @@ TLS 24 9110 1 ADS_Analytic_Track 34 13737 2 FacebookMessenger 18 5263 1 GoogleServices 15 2661 1 -TunnelBear 325 84150 15 +TunnelBear 337 86766 16 Safe 24 9110 1 -Acceptable 363 92380 18 +Acceptable 375 94996 19 Tracker/Ads 34 13737 2 JA3 Host Stats: @@ -52,11 +53,12 @@ JA3 Host Stats: 11 TCP 10.8.0.1:60224 <-> 157.240.7.32:443 [proto: 91.157/TLS.FacebookMessenger][IP: 119/Facebook][Encrypted][Confidence: DPI][DPI packets: 6][cat: Chat/9][9 pkts/1320 bytes <-> 9 pkts/3943 bytes][Goodput ratio: 62/88][0.75 sec][Hostname/SNI: mqtt-mini.facebook.com][TLS Supported Versions: TLSv1.3;TLSv1.3 (Fizz)][bytes ratio: -0.498 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 107/92 386/335 131/108][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 147/438 575/2814 167/854][Risk: ** TLS (probably) Not Carrying HTTPS **][Risk Score: 10][Risk Info: No ALPN][TLSv1.3][JA3C: 82932b3c6398511df186dfc9416db2d4][JA4: t00d010700_0f2cb44170f4_8e1d4e45f8f1][JA3S: f4febc55ea12b31ae17cfb7e614afda8][Cipher: TLS_AES_128_GCM_SHA256][Plen Bins: 25,12,0,0,0,12,0,12,0,0,0,0,0,0,0,12,12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,12] 12 TCP 10.8.0.1:45126 <-> 104.17.115.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 6][cat: VPN/2][16 pkts/3179 bytes <-> 16 pkts/2058 bytes][Goodput ratio: 72/58][0.56 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][(Negotiated) ALPN: h2][bytes ratio: 0.214 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 26/29 107/57 34/24][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 199/129 590/803 207/183][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][JA3S: 5badad76fbdd6e8b6296e2e9f4024401][Safari][Cipher: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256][Plen Bins: 7,24,7,0,7,7,0,0,7,0,7,0,0,0,0,0,24,0,0,0,0,0,0,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] 13 TCP 10.8.0.1:47046 <-> 74.125.200.188:5228 [proto: 91.239/TLS.GoogleServices][IP: 126/Google][Encrypted][Confidence: DPI][DPI packets: 6][cat: Web/5][8 pkts/1433 bytes <-> 7 pkts/1228 bytes][Goodput ratio: 68/69][0.45 sec][Hostname/SNI: mtalk.google.com][TLS Supported Versions: TLSv1.3;TLSv1.2;TLSv1.1;TLSv1][bytes ratio: 0.077 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/3 50/79 243/193 88/64][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 179/175 587/583 197/182][Risk: ** Known Proto on Non Std Port **** TLS (probably) Not Carrying HTTPS **][Risk Score: 60][Risk Info: No ALPN][TLSv1.3][JA3C: 58e34c2965c9f3fa4919d58deef1f49e][JA4: t13d171200_5b57614c22b0_352634941f3a][JA3S: 2b0648ab686ee45e0e7c35fcfb0eea7e][Safari][Cipher: TLS_AES_128_GCM_SHA256][Plen Bins: 0,0,16,16,0,0,16,0,0,0,0,0,16,0,0,0,34,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] - 14 TCP 10.8.0.1:33846 <-> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 6][cat: VPN/2][10 pkts/1298 bytes <-> 9 pkts/642 bytes][Goodput ratio: 57/24][0.37 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][(Negotiated) ALPN: h2][bytes ratio: 0.338 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 46/58 339/331 111/122][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 130/71 571/210 150/49][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][JA3S: 5badad76fbdd6e8b6296e2e9f4024401][Safari][Cipher: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256][Plen Bins: 16,34,16,0,16,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] - 15 TCP 10.8.0.1:45124 <-> 104.17.115.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 6][cat: VPN/2][9 pkts/1244 bytes <-> 8 pkts/588 bytes][Goodput ratio: 59/26][0.42 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][(Negotiated) ALPN: h2][bytes ratio: 0.358 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/4 53/90 192/193 68/71][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 138/74 571/210 162/52][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][JA3S: 5badad76fbdd6e8b6296e2e9f4024401][Safari][Cipher: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256][Plen Bins: 0,25,0,0,25,25,0,0,0,0,0,0,0,0,0,0,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] - 16 TCP 10.158.132.91:38398 -> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 5][cat: VPN/2][5 pkts/1821 bytes -> 0 pkts/0 bytes][Goodput ratio: 85/0][0.46 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][Risk: ** Unidirectional Traffic **** Probing attempt **][Risk Score: 60][Risk Info: No server to client traffic / TCP connection with unidirectional traffic][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][Safari][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] - 17 TCP 10.8.0.1:33838 <-> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 6][cat: VPN/2][8 pkts/1190 bytes <-> 7 pkts/603 bytes][Goodput ratio: 62/37][0.45 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][(Negotiated) ALPN: h2][bytes ratio: 0.327 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 75/84 359/350 129/135][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 149/86 571/210 164/56][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][JA3S: 5badad76fbdd6e8b6296e2e9f4024401][Safari][Cipher: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256][Plen Bins: 0,34,16,16,16,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] - 18 TCP 10.8.0.1:33842 <-> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 6][cat: VPN/2][8 pkts/1190 bytes <-> 7 pkts/603 bytes][Goodput ratio: 62/37][0.45 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][(Negotiated) ALPN: h2][bytes ratio: 0.327 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/2 74/85 340/331 122/125][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 149/86 571/210 164/56][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][JA3S: 5badad76fbdd6e8b6296e2e9f4024401][Safari][Cipher: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256][Plen Bins: 0,34,16,16,16,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] - 19 TCP 10.8.0.1:33848 <-> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 6][cat: VPN/2][8 pkts/1190 bytes <-> 7 pkts/603 bytes][Goodput ratio: 62/37][0.43 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][(Negotiated) ALPN: h2][bytes ratio: 0.327 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 72/80 338/330 121/127][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 149/86 571/210 164/56][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][JA3S: 5badad76fbdd6e8b6296e2e9f4024401][Safari][Cipher: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256][Plen Bins: 0,34,16,16,16,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] - 20 TCP 10.8.0.1:33858 <-> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 5][cat: VPN/2][3 pkts/699 bytes <-> 2 pkts/108 bytes][Goodput ratio: 74/0][0.01 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][Risk: ** Probing attempt **][Risk Score: 50][Risk Info: TCP connection with unidirectional traffic][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][Safari][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] - 21 TCP 10.158.132.91:51120 <-> 8.8.8.8:53 [proto: 5/DNS][IP: 126/Google][ClearText][Confidence: Match by port][DPI packets: 5][cat: Network/14][3 pkts/198 bytes <-> 2 pkts/108 bytes][Goodput ratio: 0/0][0.00 sec][::][Risk: ** Probing attempt **][Risk Score: 50][Risk Info: TCP connection with unidirectional 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] + 14 UDP 10.0.2.15:57636 <-> 142.93.78.79:51820 [proto: 206.299/WireGuard.TunnelBear][IP: 0/Unknown][Encrypted][Confidence: DPI][DPI packets: 2][cat: VPN/2][11 pkts/2474 bytes <-> 1 pkts/142 bytes][Goodput ratio: 81/70][0.38 sec][bytes ratio: 0.891 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 26/0 88/0 27/0][Pkt Len c2s/s2c min/avg/max/stddev: 74/142 225/142 602/142 183/0][Plen Bins: 0,8,42,8,16,0,8,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] + 15 TCP 10.8.0.1:33846 <-> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 6][cat: VPN/2][10 pkts/1298 bytes <-> 9 pkts/642 bytes][Goodput ratio: 57/24][0.37 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][(Negotiated) ALPN: h2][bytes ratio: 0.338 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 46/58 339/331 111/122][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 130/71 571/210 150/49][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][JA3S: 5badad76fbdd6e8b6296e2e9f4024401][Safari][Cipher: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256][Plen Bins: 16,34,16,0,16,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] + 16 TCP 10.8.0.1:45124 <-> 104.17.115.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 6][cat: VPN/2][9 pkts/1244 bytes <-> 8 pkts/588 bytes][Goodput ratio: 59/26][0.42 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][(Negotiated) ALPN: h2][bytes ratio: 0.358 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/4 53/90 192/193 68/71][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 138/74 571/210 162/52][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][JA3S: 5badad76fbdd6e8b6296e2e9f4024401][Safari][Cipher: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256][Plen Bins: 0,25,0,0,25,25,0,0,0,0,0,0,0,0,0,0,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] + 17 TCP 10.158.132.91:38398 -> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 5][cat: VPN/2][5 pkts/1821 bytes -> 0 pkts/0 bytes][Goodput ratio: 85/0][0.46 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][Risk: ** Unidirectional Traffic **** Probing attempt **][Risk Score: 60][Risk Info: No server to client traffic / TCP connection with unidirectional traffic][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][Safari][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] + 18 TCP 10.8.0.1:33838 <-> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 6][cat: VPN/2][8 pkts/1190 bytes <-> 7 pkts/603 bytes][Goodput ratio: 62/37][0.45 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][(Negotiated) ALPN: h2][bytes ratio: 0.327 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 75/84 359/350 129/135][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 149/86 571/210 164/56][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][JA3S: 5badad76fbdd6e8b6296e2e9f4024401][Safari][Cipher: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256][Plen Bins: 0,34,16,16,16,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] + 19 TCP 10.8.0.1:33842 <-> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 6][cat: VPN/2][8 pkts/1190 bytes <-> 7 pkts/603 bytes][Goodput ratio: 62/37][0.45 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][(Negotiated) ALPN: h2][bytes ratio: 0.327 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/2 74/85 340/331 122/125][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 149/86 571/210 164/56][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][JA3S: 5badad76fbdd6e8b6296e2e9f4024401][Safari][Cipher: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256][Plen Bins: 0,34,16,16,16,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] + 20 TCP 10.8.0.1:33848 <-> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 6][cat: VPN/2][8 pkts/1190 bytes <-> 7 pkts/603 bytes][Goodput ratio: 62/37][0.43 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][(Negotiated) ALPN: h2][bytes ratio: 0.327 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 72/80 338/330 121/127][Pkt Len c2s/s2c min/avg/max/stddev: 54/54 149/86 571/210 164/56][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][JA3S: 5badad76fbdd6e8b6296e2e9f4024401][Safari][Cipher: TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256][Plen Bins: 0,34,16,16,16,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] + 21 TCP 10.8.0.1:33858 <-> 104.17.114.40:443 [proto: 91.299/TLS.TunnelBear][IP: 220/Cloudflare][Encrypted][Confidence: DPI][DPI packets: 5][cat: VPN/2][3 pkts/699 bytes <-> 2 pkts/108 bytes][Goodput ratio: 74/0][0.01 sec][Hostname/SNI: api.polargrizzly.com][(Advertised) ALPNs: h2;http/1.1][Risk: ** Probing attempt **][Risk Score: 50][Risk Info: TCP connection with unidirectional traffic][TLSv1.2][JA3C: e9ec38c2b40ff3e300e9975dd7619902][JA4: t12d1210h2_d34a8e72043a_f88f2b2eb673][Safari][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] + 22 TCP 10.158.132.91:51120 <-> 8.8.8.8:53 [proto: 5/DNS][IP: 126/Google][ClearText][Confidence: Match by port][DPI packets: 5][cat: Network/14][3 pkts/198 bytes <-> 2 pkts/108 bytes][Goodput ratio: 0/0][0.00 sec][::][Risk: ** Probing attempt **][Risk Score: 50][Risk Info: TCP connection with unidirectional 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] |