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Improved RTP dissection with EVS and other mobile voice codecs

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This commit is contained in:
Luca Deri 2025-02-20 22:59:23 +01:00
parent 9ee24d5bc1
commit 30c3613f2f
21 changed files with 245 additions and 74 deletions
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10
tests/cfgs/default/result/false_positives.pcapng.out
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@ -1,5 +1,5 @@
DPI Packets (TCP): 4 (4.00 pkts/flow)
DPI Packets (UDP): 18 (3.60 pkts/flow)
DPI Packets (UDP): 53 (10.60 pkts/flow)
Confidence Unknown : 1 (flows)
Confidence DPI : 5 (flows)
Num dissector calls: 864 (144.00 diss/flow)
@ -29,10 +29,10 @@ WebSocket 4 973 1
Acceptable 114 20282 5
Unrated 6 460 1
1 UDP 10.192.92.81:52070 <-> 10.136.43.69:21048 [VLAN: 20][proto: 87/RTP][IP: 0/Unknown][Stream Content: Audio][Payload Type: ITU-T G.711 PCMA (8)][ClearText][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 3][cat: Media/1][15 pkts/3330 bytes <-> 15 pkts/3330 bytes][Goodput ratio: 77/77][0.30 sec][bytes ratio: 0.000 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 19/19 19/19 20/20 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 222/222 222/222 222/222 0/0][PLAIN TEXT (UUUUUUUUUUUUU)][Plen Bins: 0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
2 UDP 10.126.70.67:23784 <-> 10.236.7.225:50160 [VLAN: 107][proto: 87/RTP][IP: 0/Unknown][Stream Content: Audio][Payload Type: ITU-T G.711 PCMA (8)][ClearText][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 3][cat: Media/1][18 pkts/3924 bytes <-> 12 pkts/2616 bytes][Goodput ratio: 79/79][0.34 sec][bytes ratio: 0.200 (Upload)][IAT c2s/s2c min/avg/max/stddev: 19/19 20/20 20/20 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 218/218 218/218 218/218 0/0][PLAIN TEXT (UUUUUUUUU)][Plen Bins: 0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
3 UDP 10.102.45.249:31046 <-> 10.133.48.100:21176 [VLAN: 10][proto: GTP:87/RTP][IP: 0/Unknown][Payload Type: Unknown (102)][ClearText][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 3][cat: Media/1][22 pkts/2860 bytes <-> 8 pkts/989 bytes][Goodput ratio: 34/30][0.44 sec][bytes ratio: 0.486 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/19 22/19 44/20 15/0][Pkt Len c2s/s2c min/avg/max/stddev: 130/113 130/124 130/130 0/8][Plen Bins: 10,90,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
4 UDP 10.133.32.101:36408 -> 10.110.31.25:1272 [VLAN: 10][proto: GTP:87/RTP][IP: 0/Unknown][Payload Type: Unknown (118)][ClearText][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 3][cat: Media/1][20 pkts/2260 bytes -> 0 pkts/0 bytes][Goodput ratio: 24/0][0.38 sec][bytes ratio: 1.000 (Upload)][IAT c2s/s2c min/avg/max/stddev: 19/0 20/0 21/0 1/0][Pkt Len c2s/s2c min/avg/max/stddev: 113/0 113/0 113/0 0/0][Plen Bins: 100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
1 UDP 10.192.92.81:52070 <-> 10.136.43.69:21048 [VLAN: 20][proto: 87/RTP][IP: 0/Unknown][Stream Content: Audio][Payload Type: ITU-T G.711 PCMA (8.0) / ITU-T G.711 PCMA (8.0)][ClearText][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 3][cat: Media/1][15 pkts/3330 bytes <-> 15 pkts/3330 bytes][Goodput ratio: 77/77][0.30 sec][bytes ratio: 0.000 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 19/19 19/19 20/20 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 222/222 222/222 222/222 0/0][PLAIN TEXT (UUUUUUUUUUUUU)][Plen Bins: 0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
2 UDP 10.126.70.67:23784 <-> 10.236.7.225:50160 [VLAN: 107][proto: 87/RTP][IP: 0/Unknown][Stream Content: Audio][Payload Type: ITU-T G.711 PCMA (8.0) / ITU-T G.711 PCMA (8.0)][ClearText][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 7][cat: Media/1][18 pkts/3924 bytes <-> 12 pkts/2616 bytes][Goodput ratio: 79/79][0.34 sec][bytes ratio: 0.200 (Upload)][IAT c2s/s2c min/avg/max/stddev: 19/19 20/20 20/20 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 218/218 218/218 218/218 0/0][PLAIN TEXT (UUUUUUUUU)][Plen Bins: 0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
3 UDP 10.102.45.249:31046 <-> 10.133.48.100:21176 [VLAN: 10][proto: GTP:87/RTP][IP: 0/Unknown][Payload Type: Unknown (102.0) / Unknown (102.0)][ClearText][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 17][cat: Media/1][22 pkts/2860 bytes <-> 8 pkts/989 bytes][Goodput ratio: 34/30][0.44 sec][bytes ratio: 0.486 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/19 22/19 44/20 15/0][Pkt Len c2s/s2c min/avg/max/stddev: 130/113 130/124 130/130 0/8][Plen Bins: 10,90,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
4 UDP 10.133.32.101:36408 -> 10.110.31.25:1272 [VLAN: 10][proto: GTP:87/RTP][IP: 0/Unknown][Payload Type: AMR (118.0)][ClearText][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 20][cat: Media/1][20 pkts/2260 bytes -> 0 pkts/0 bytes][Goodput ratio: 24/0][0.38 sec][bytes ratio: 1.000 (Upload)][IAT c2s/s2c min/avg/max/stddev: 19/0 20/0 21/0 1/0][Pkt Len c2s/s2c min/avg/max/stddev: 113/0 113/0 113/0 0/0][Plen Bins: 100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
5 TCP 10.140.231.26:61202 <-> 159.65.12.169:443 [VLAN: 113][proto: GTP:7.251/HTTP.WebSocket][IP: 442/DigitalOcean][ClearText][Confidence: DPI][FPC: 442/DigitalOcean, Confidence: IP address][DPI packets: 4][cat: Web/5][2 pkts/557 bytes <-> 2 pkts/416 bytes][Goodput ratio: 58/45][0.20 sec][Hostname/SNI: wludo.superkinglabs.com][URL: wludo.superkinglabs.com:443/ws][StatusCode: 101][Server: nginx/1.12.2][Risk: ** Known Proto on Non Std Port **** HTTP Susp User-Agent **** HTTP Obsolete Server **][Risk Score: 200][Risk Info: Empty or missing User-Agent / Expected on port 80 / Obsolete nginx server 1.12.2][TCP Fingerprint: 2_64_65535_15db81ff8b0d/Unknown][PLAIN TEXT (GET /ws HTTP/1.1)][Plen Bins: 0,0,0,0,0,50,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]