citrix_fingerprinter.sh

#!/bin/bash

host="$1"
remote_url="https://$host"
exe_url="$remote_url/epa/scripts/win/nsepa_setup.exe"

decom_dir="/tmp/extract/$RANDOM"

mkdir -p "$decom_dir"

echo "Downloading $exe_url"
wget --quiet $exe_url -O $decom_dir/nsepa.zip

echo "Decompiling client..."
7z e $decom_dir/nsepa.zip -o$decom_dir 2>&1 > /dev/null

version=$(strings $decom_dir/* | sed 's/|/\n/g'  | sed 's/}/\n/g' | grep "SetProgressProgressProductFeatureCitrix Gateway Endpoint Analysis" | sort -u | sed -nre 's/^[^0-9]*(([0-9]+\.)*[0-9]+).*/\1/p')

rm -rf $decom_dir

echo "Detected Version is $version"