Created
January 17, 2022 23:47
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Sweep, a super minimal virus scan written in bash.
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#!/bin/bash | |
# hi, i'm sweep, a super minimal virus scan written in bash. | |
# put signaturers in sigs.1 file in the dir you run me from! | |
BIN=bash; | |
sweep() { | |
for MEM in $(cat /proc/$1/maps|grep -E \\[\|\\/|cut -c -26); | |
do | |
echo $MEM; | |
ST=$(echo $MEM|cut -f 1 -d '-'); | |
FI=$(echo $MEM|cut -f 2 -d '-'|cut -d ' ' -f 1); | |
gdb --batch --pid $1 -ex "dump memory mem.raw 0x$ST 0x$FI" 2>&1 >/dev/null; | |
objdump -D mem.raw 2>/dev/null; | |
while read line; | |
do | |
grep $(echo $line) mem.raw; | |
if [ $? -eq 0 ]; then | |
echo "MEMORY TRANSIENT VIRUS DETECTED!!!"; | |
sleep 5; | |
fi; | |
done < sigs.1 | |
done; | |
}; | |
export -f sweep; | |
pgrep -f $BIN | xargs -d '\n' -I {X} -P 8 bash -c 'sweep {X}' |
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