Looking Inside Programs

intro-re-pwn~5933fc84

0/7 challenges completed

Use standard Linux tools to identify files, find text, inspect memory, trace behavior, and read disassembly.

Start here: the tools in this module

The toy program, processes, PIDs, file descriptors and /proc

Watching a running process: ps, pstree, lsof, maps

Reading a file without running it: file, readelf, strings, objdump

Library calls vs system calls: ltrace and strace

Glossary, common mistakes, where to go next

Challenges

1

Find Strings

2

Inspect Memory

3

Inspect File Descriptors

4

Inspect a Process Tree

5

Read Disassembly with objdump

6

Identify a Binary

7

Trace Library Calls