hexdump -ve '1/1 "%.2x"' "$1" > "$2"/usr/bin/hb
echo -ne "$(cat "$1" | sed -e 's/../\\x&/g')" > "$2"/usr/bin/rem
cat "$1" | sed s/$3/$4/g > "$2"Solución
b=/usr/lib64/libpangoxft-1.0.so.0 c=/usr/lib64/pangoxft.txt e=/usr/lib64/pangoxft2.txt bh $b $c g=70616e676f5f66635f666f6e745f6d61705f7365745f64656661756c745f73756273746974757465 h=675f6d656d6475703200000000000000000000000000000000000000000000000000000000000000 rem $c $e $g $h mv -v $b $b.cop hb $e $b