picoctf/163/ltdis.sh

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2022-05-17 13:38:46 +02:00
#!/bin/bash
echo "Attempting disassembly of $1 ..."
#This usage of "objdump" disassembles all (-D) of the first file given by
#invoker, but only prints out the ".text" section (-j .text) (only section
#that matters in almost any compiled program...
objdump -Dj .text $1 > $1.ltdis.x86_64.txt
#Check that $1.ltdis.x86_64.txt is non-empty
#Continue if it is, otherwise print error and eject
if [ -s "$1.ltdis.x86_64.txt" ]
then
echo "Disassembly successful! Available at: $1.ltdis.x86_64.txt"
echo "Ripping strings from binary with file offsets..."
strings -a -t x $1 > $1.ltdis.strings.txt
echo "Any strings found in $1 have been written to $1.ltdis.strings.txt with file offset"
else
echo "Disassembly failed!"
echo "Usage: ltdis.sh <program-file>"
echo "Bye!"
fi