https://github.com/cyberfined/gotredrect-dl

Redirect library functions to yours ones
https://github.com/cyberfined/gotredrect-dl

c global-offset-table linux-app ptrace-injection

Last synced: 6 days ago
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Redirect library functions to yours ones

• Host: GitHub
• URL: https://github.com/cyberfined/gotredrect-dl
• Owner: cyberfined
• License: bsd-3-clause
• Created: 2018-11-08T17:39:36.000Z (about 6 years ago)
• Default Branch: master
• Last Pushed: 2019-02-09T06:40:32.000Z (almost 6 years ago)
• Last Synced: 2024-11-12T16:17:04.191Z (2 months ago)
• Topics: c, global-offset-table, linux-app, ptrace-injection
• Language: C
• Homepage:
• Size: 6.84 KB
• Stars: 1
• Watchers: 0
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# gotredirect-dl

Load library with __libc_dlopen_mode, into victim process address space, then find address of library function with __libc_dlsym, then redirect host function to the library function

# Usage

```bash

./gotredirect-dl   

```

# Examples

```bash

./gotredirect 1234 payload.so puts,pay_puts,49

```

Attach to the process with id 1234, load payload.so to it address space, then rewrite puts GOT entry by pay_puts address. Write real puts address to pay_puts+49

```bash

./gotredirect 1234 payload.so puts,pay_puts printf,pay_f,49

```

Attach to the process with id 1234, load payload.so to it address space, then rewrite puts GOT entry by pay_puts address, then rewrite printf GOT entry by pay_f address. Write real printf address to pay_f+49

# Build

1. git clone https://github.com/cyberfined/gotredrect-dl.git && cd gotredirect

2. make

# License

BSD-3-Clause. Read LICENSE file