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update tcp-req-dump to work with binary data #79

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update tcp-req-dump to work with binary data #79

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2 changes: 1 addition & 1 deletion tcp-req-dump/tcp-req-dump.cap
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,7 @@
# we'll use this proxy script to dump requests
set tcp.proxy.script tcp-req-dump.js
set tcp.port 80
# example.com
# example.com, victim server
set tcp.address 93.184.216.34
set tcp.proxy.port 8080

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19 changes: 14 additions & 5 deletions tcp-req-dump/tcp-req-dump.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,12 +2,21 @@ function onLoad() {
log("TCP module loaded")
}

function charToInt(value) {
return value.charCodeAt()
}


function onData(from, to, data) {
if( data.indexOf("Accept-Encoding: gzip, deflate") != -1 ) {
//log(data) // 104 101 108 108 111
st_data = String.fromCharCode.apply(null, data)
log("TCP req dump String data: " + st_data) // "hello"

if( st_data.indexOf("Accept-Encoding: gzip, deflate") != -1 ) {
log("Disabling gzip response");
data = data.replace("Accept-Encoding: gzip, deflate", "Accept-Encoding: text/plain");
return data;
st_data = st_data.replace("Accept-Encoding: gzip, deflate", "Accept-Encoding: text/plain");
res_int_arr = st_data.split("").map(charToInt)
return res_int_arr
}

return data.replace(/Example/g, "POPOPOP");
return data
}