Sniffing is the act of passively collecting all network traffic that a machine hears, whether or not it is addressed to that machine. Commonly performed for network diagnostics, programming debugging and troubleshooting, and security analysis.

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Writing to pcap file on remote computer in real time using Scapy

I am trying to develop a stealthy sniffer for educational purposes. My plan is to use scapy to sniff the packets, write them to an open socket that connects to the remote computer in the format of a ....
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1answer
20 views

How do I capture device specific USB packets with tshark?

I have a USB instrument, and I want to capture packets on it. I ran .\tshark.exe -D and the USB interface is number 6. then I ran the command: .\tshark.exe -c 100 -i 6 it seemed to capture the USB ...
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44 views

Challenging RTMP stream

I can't figure out how to download this RTMP stream. I got all the info here extracted from Firefox: netstreambasepath=http://streamin.to/embed-stx1jx4ysd5a-828x480.html id=vplayer file=...
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12 views

One computer (Win7) with two network adaptors, how to configure it to work as a network bridge/sniffer

I have a laptop (Win7) with two Ethernet ports (actually one original, one USB-Ethernet adapter). Both of them can work individually well. Now I want to configure these two network adapters in this ...
2
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1answer
30 views

How to Sniff Upper Level of the Local Network?

So, I am basically a newbie pen tester and I am studying sniffing. I have 4 machines and 2 routers and decided to test some sniffing techniques. So I created a setup like this. Setup Image ...
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14 views

How to detect packet with specific “Total Length” or “Header Length” using Snort?

I'm using Snort to tutorial purposes. As you may know, it brings different rules available for the user to detect different types of transmission packets. The question is that I don't find any ...
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1answer
69 views

COM port RS485 sniffer using 9bit datawords

I have to monitor COM port, particularly log all raw data from it in a file. I don't have official technical specification of device, which communicates by this port, but as I found in some forum, "It ...
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1answer
26 views

How to ensure, that firewall does not pass any external packets into LAN?

Am I correct thinking, that in the case of NAT and correct firewall config, one should see no any packages with "source address" equals to global IP inside the LAN? Or NAT server will keep source ...
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1answer
47 views

Apparently inexplicable packet-loss; possibly causing slow Skype connection despite speed-tests showing good up and downstream speeds at both ends

I have done a look Whois lookup on my IP Address which is returning [redacted by instruction]. We're currently connected via Skype so I know transmissions are sending; however, when my friend attempts ...
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1answer
45 views

Is there a way to reliably search for command line execution in Wireshark?

Let's suppose I wish to inspect the Packet Bytes section and search for inbound shell command execution--specifically, the "dir" command on a Windows machine. From a remote attacker's CLI, I'll ...
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2answers
44 views

How to detect all Wi-Fi consumers and their signal strength on Windows?

I am trying to create an infrastructure which detects the approximate count of people in the different zones of the huge building for statistical purposes using Wi-Fi. Don't worry, it is going to be ...
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26 views

How do I detect type of proxy

I have a proxy connection to one server. I need to know the type of proxy is it https tunnel or is it a standard ssl web proxy? How do I can do this? Note: This proxy is created inside of a program,...
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1answer
2k views

Can I detect sniffers in monitor mode on my Wi-Fi?

Attackers can sniff Wi-Fi networks in monitor mode to intercept the data without connecting to the router. Is it possible to check if somebody is sniffing my network?
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26 views

weird arp reply behavior

I implemented a program with python so i can discover if a certain machine is sniffing in my network. Lets suppose that the machine that i wan't to know if it is sniffing has the IP address 192.168....
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1answer
173 views

promiscuous mode not working

I've searched, and heard that the promiscuous mode lets us listen to all wireless trafic in the Access Point that we are associated with. But when i use this mode with wireshark, i don't get the exact ...
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17 views

How do I find out to what hostname a potential malware wants to connect?

Without connecting my computer to Internet. I can only think about netstat and packet capturing tools, but I dont really know which method is suitable.
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1answer
21 views

Safe Capture of WAN Packets

I have an aggregating network tap between my WAN connetion and my home router. I have a dedicated machine running Wireshark to capture all WAN traffic via the network tap. This machine is running ...
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1answer
58 views

Listen for Wake-on-LAN requests on windows platform

We would like to search for Wake-on-LAN packet senders within our network from our Windows machines (mostly Windows 10). The solution described by Chaos applies only to Linux. Is there also a ...
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2answers
334 views

Wireshark to capture all IP devices on a network

I have a Windows PC with hardwired Ethernet and two wireless Linux devices on a LAN. My Wireless router is an Asus RT-AC68U. The Windows PC is running Wireshark. I would like to capture all network ...
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2answers
190 views

Sniff packets from router

So I have TP-Link router and I want to sniff all the packets going through the router. I'm using Wireshark right now but not able to get the packets which passes through my router. So What I've tried ...
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50 views

How to modify HTTP Responses on android?

I have an Android Device which is capable of running both Linux And Android Side by side, I need to keep checking the packets being sent by the device to a particular domain, And when the domain meets ...
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2answers
274 views

Listing all devices connected to a simple router remotely

I have two simple routers given to me by my ISP. One is Technicolor TC7200 and the other one is Thomson TWG870UG. I would like to remotely list all of the devices connected to the router (their IP and ...
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26 views

Can a virtual adapter work in promiscuous mode even if the host is not configured as such?

I am currently running Wireshark to sniff my own network. My network landscape looks like this: DLINK Router (192.168.0.1) Windows 7 Physical Machine (192.168.0.2) Kali Linux Virtual Machine (192....
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1answer
1k views

Capturing traffic by HTTP host name, not by IP, via WireShark

I'm trying to filter traffic only to a given HTTP host name. I have a server, and I have dozens of websites on it. It only has one interface and one IP address. Thus filtering to my IP address is not ...
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255 views

monitor and log LAN network traffic on CentOS 6.x

I've been fiddling with this one for almost a week now. My setup is: LAN (windows/linux PCs/servers) <-> CentOS gateway/firewall box <-> ISP I'm trying to setup a monitoring solution which ...
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1answer
79 views

How to capture traffic in monitor mode when you know the password

I have turned on the monitor mode using airmon-ng start wlan0 and I can see this when I do iwconfig: mon0 IEEE 802.11bgn Mode:Monitor Tx-Power=20 dBm Retry short limit:7 RTS ...
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19 views

Is there a light exe / sniffer to ensure that certain traffic is traveling over intended ports to validate vpn/ssh settings?

I'm using ssh and split-tunneling vpn and I'd like to get a log of which traffic is sent over which ports. Is there a simple software to do this? Is there a way to easily show this over wireshark (...
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1answer
280 views

how can I sniff Bluetooth traffic coming from my and another device?

I am trying to debug some Bluetooth traffic. I have one windows computer that I have full access too, I have an android phone, and I have a wireless hardware device. I want to know if there is a way ...
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5answers
1k views

Can I collect wireless packets using Wireshark while being connected to the Internet via cable?

I am working on a PC which is connected to my router using a LAN cable, and the other computers in my house are connected to my router using WiFi. We are all connected to the same network, so I ...
2
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2answers
3k views

Sniffing wireless LAN network using tcpdump

If I correctly understood the basics of the wireless working, I should be able to sniff the traffic of other computers over the wireless LAN. So I connected a second computer to my wireless LAN and ...
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1answer
176 views

iperf and Wireshark show different data rate

I was testing the capture performance of a sniffer application in Linux. I have a Windows machine that sends UDP multicast packets to the capture port of the sniffer system using iperf at 8Mbits/s. I ...
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366 views

Problem creating evil twin using airbase-ng

I am trying to create an evil twin access point using airbase-ng.I am creating a hotspot using my mobile and connecting anther mobile to this hotspot.Now I am trying to create an evil twin access ...
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72 views

Monitor TCP port traffic and get a sound alert when a specific text string is found on Windows

I need to watch a port for several hours and make an audible alert whenever a specific string comes through. Windows only. Is this possible with Wireshark or another sniffer tool or maybe a sniffer ...
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269 views

why am I not seeing traffic using TCPDUMP while sniffing on wireless interface with the station in WDS mode

I've 2 wireless interfaces one has the type of AP and the other has the type monitor. the AP is attached to a bridge br-lan. When I run for example: tcpdump port 5201 -s 0 -ni wlan0 TCPdump is ...
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1answer
237 views

COD4 Linux game server doesn't send UDP packets as response to broadcast

I am setting up a bunch of Game servers for a medium sized LAN tournament using CentOS 6 and the various Linux binaries used for the game servers. With COD4 the servers did not show up in the server ...
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76 views

Reading packets with Wireshark

How do I read packets captured with Wireshark. I was finally able to capture incoming and outgoing data in hopes of developing something along the lines of an IDS. Thanks in advance for the help. A ...
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2answers
602 views

Command for removing monitor/promisc from an adapter on OSX Yosemite

How do I accomplish this? I see posts on how to turn it on with the Apple802.11.framework but nothing on turning it off. I ran wash and now I’m currently stuck on monitor mode. Please help! sudo ...
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322 views

Requirements for successful WIFI sniffing

I want to know what conditions have to be met that WIFI sniffing is easy possible. Normally, you have a WPA2 encryption, but the question is if this is enough. To my questions: Who can sniff the ...
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73 views

HTTP Sniffing using wireshark

I am using Wireshark on my Mac, which is running Yosemite. When I am sniffing the HTTP protocol, I can only see the HTTP/get and I cannot see the HTTP/OK.. Is there a way to enable this on my MAC? I ...
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2answers
6k views

How do I put my wireless interface back into managed mode from monitor mode in Mac OS X without rebooting?

On Mac OS X, I can turn my wireless interface in monitor mode, as explained in a 2007 OSXdaily article. I can also use the integrated Wireless Diagnostics utility to do so. Unfortunately, none of ...
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319 views

Trying to use mdk3 with Alfa AWUS036NHA, wireshark detects frames but cannot detect network

I'm testing out some various tools, trying to get them to work, but I cannot seem to get the MDK3 beacon flooding mode to work. I'm currently running Debian with a few Kali repositories installed. I'm ...
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67 views

Wifi sniffing only outgoing packets

When I am setting my wifi card in monitor mode and disconnecting it from wifi I am able to sniff every packet coming in and out from my tablet (http requests and responses) but when I connect to ...
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1answer
995 views

Setting promiscuous mode in WIFI card

I am on a home network behind a router and I want to capture traffic b/w router and other devices like PCs. All the devices are connected using Wi-Fi with the router. My Wi-Fi driver is ath9k, I ...
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1answer
94 views

Check if I'm supervised [closed]

Is there any software that I can use to check If my computer is supervised? I want to know if anyone is sniffing my traffic out of my computer with wireshark or another software. Is this possible?
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1answer
518 views

How to detect TOR usage with Wireshark?

I use TOR inside a Virtual Machine. I run Wireshark on my Host. I want to detect TOR usage (for learning/studying) with Wireshark but don't know how. I've tried this: https://ask.wireshark.org/...
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1answer
516 views

How to route a Router's wired WAN through my PC's Wireless LAN?

I've got an old Cisco WRT54GS router that I'm wanting to use to create a "experimenting" network. [ I want to packet sniff my 3DS, basically ]. My desktop has a wireless card that I use to connect to ...
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1answer
299 views

Check URL's that used by client of my private WIFI

I have in my home internet with an access point with WIFI. Sometimes I see that my speed is really getting down. is theres a way I can listen to MY OWN network and to see the address that were entered ...
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2answers
441 views

How do capture filters in Wireshark work internally?

I am wondering exactly what happens internally in TShark when I use a capture filter. Specifically, let's say I have the following filter to capture multicast data: host 224.0.26.3 && port ...
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1answer
93 views

Modify a packet's content on DD-WRT

I need to modify incoming data to my network. Specifically, I want to modify all responses from a specific internet site so it doesn't show a certain HTML element. Is this possible with DD-WRT/...
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2answers
345 views

SSL sniff VirtualBox

I'm trying to sniff ssl traffic from a VirtualBox I created (Android). I'm using the build-in pcap system of VirtualBox to sniff regular traffic, but obviously that doesn't work for ssl. What I'm ...