How To Install libemu2 on Ubuntu 18.04

In this tutorial we learn how to install libemu2 on Ubuntu 18.04. libemu2 is x86 shellcode detection and emulation

Introduction

In this tutorial we learn how to install libemu2 on Ubuntu 18.04.

What is libemu2

libemu2 is:

libemu is a small library written in C offering basic x86 emulation and shellcode detection using GetPC heuristics. Intended use is within network intrusion/prevention detections and honeypots.

libemu supports:

  • executing x86 instructions
    • reading x86 binary code
    • register emulation
    • basic FPU emulation
  • shellcode execution
    • shellcode detection
      • using GetPC heuristics
      • static analysis
      • and binary backwards traversal
    • Win32 API hooking

Using libemu one can:

  • detect shellcodes
  • execute the shellcodes
  • profile shellcode behaviour

This package has the basic utilities and library files.

There are three methods to install libemu2 on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install libemu2 Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install libemu2 using apt-get by running the following command:

sudo apt-get -y install libemu2

Install libemu2 Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install libemu2 using apt by running the following command:

sudo apt -y install libemu2

Install libemu2 Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install libemu2 using aptitude by running the following command:

sudo aptitude -y install libemu2

How To Uninstall libemu2 on Ubuntu 18.04

To uninstall only the libemu2 package we can use the following command:

sudo apt-get remove libemu2

Uninstall libemu2 And Its Dependencies

To uninstall libemu2 and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:

sudo apt-get -y autoremove libemu2

Remove libemu2 Configurations and Data

To remove libemu2 configuration and data from Ubuntu 18.04 we can use the following command:

sudo apt-get -y purge libemu2

Remove libemu2 configuration, data, and all of its dependencies

We can use the following command to remove libemu2 configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge libemu2

References

Summary

In this tutorial we learn how to install libemu2 package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.