add file read and write to ltrace

data/ltrace.json

@@ -1,5 +1,17 @@
 {
   "functions": {
+    "file-read": [
+      {
+        "description": "The file is parsed as a configuration file and its content is shown as error messages, thus this is not suitable to exfiltrate binary files.",
+        "code": "ltrace -F [file] /dev/null\n"
+      }
+    ],
+    "file-write": [
+      {
+        "description": "The data to be written appears amid the library function call log, quoted and with special characters escaped in octal notation. The string representation will be truncated, pick a value big enough. More generally, any binary that executes whatever library function call passing arbitrary data can be used in place of 'ltrace -F [data]'.",
+        "code": "ltrace -s 999 -o [file] ltrace -F [data]\n"
+      }
+    ],
     "shell": [
       {
         "code": "ltrace -b -L /bin/sh"
@@ -11,4 +23,4 @@
       }
     ]
   }
-}
+}