Skip to content

mosunit

Few drops in the ocean of Information Security

  • Home
  • Blog Posts
    • Assembly / SLAE
      • Building a Shellcode Crypter/Decrypter in Golang
      • Crafting Linux x86 Polymorphic Shellcodes
      • Analyzing Linux x86 shellcodes
      • Building an x86 custom encoder
      • Creating a Linux x86 Egghunter in Assembly
      • Creating Linux x86 reverse shell in Assembly
      • Creating Linux x86 bind shell in Assembly
    • Building a covert SMTP infrastructure – Part I
    • Bypassing Detection for a Reverse Meterpreter Shell
    • Exploiting Buffer Overflow Minishare 1.4.1
    • Posts

Blog Posts

Posted on September 19, 2020September 19, 2020
  • Assembly
  • AV Evasion
  • Shellcoding
  • SLAE

Building a Shellcode Crypter/Decrypter in Golang

In this post, I will create a shellcode crypter/decryptor in Golang. The encryption algorithm that I will use is AES, which is a symmetric key…

Read Full Article
Posted on September 17, 2020September 17, 2020
  • Assembly
  • AV Evasion
  • Shellcoding
  • SLAE

Crafting Linux x86 Polymorphic Shellcodes

In this post, I am going to refer 3 Linux x86 shellcodes from shell-storm database and create their polymorphic versions. To elaborate, I will try…

Read Full Article
Posted on September 13, 2020September 14, 2020
  • Assembly
  • AV Evasion
  • Shellcoding
  • SLAE

Analyzing Linux x86 shellcodes

In the previous posts, we have looked at creating shellcodes. In this post, I will cover analyses of 3 shellcodes generated using msfvenom. All the…

Read Full Article
Posted on August 14, 2020August 14, 2020
  • Assembly
  • AV Evasion
  • Shellcoding
  • SLAE

Building an x86 custom encoder

In this post, we will discuss custom encoding. The premise is simple: A client side encoder will encode the shellcode. This encoded shellcode will be…

Read Full Article
Posted on August 4, 2020August 14, 2020
  • Assembly
  • AV Evasion
  • Shellcoding
  • SLAE

Creating a Linux x86 Egghunter in Assembly

As I have been exploring Assembly shellcoding, I am being amazed everyday on the kind of things that can be done. A great deal of…

Read Full Article
Posted on July 21, 2020July 21, 2020
  • Assembly
  • Red Team
  • Shellcoding
  • SLAE

Creating Linux x86 reverse shell in Assembly

In the last post, I covered the walk through of bind shellcode in assembly. In this post, I will work on the same lines and…

Read Full Article
Posted on July 8, 2020July 17, 2020
  • Assembly
  • Red Team
  • Shellcoding
  • SLAE

Creating Linux x86 bind shell in Assembly

Like everyone else, I have been swapping payloads within the exploits with few key-presses. Metasploit and Msfvenom are such wonderful tools that they ease out…

Read Full Article
Posted on June 23, 2020June 23, 2020
  • Phishing
  • Red Team
  • Social Engineering

Building a covert SMTP infrastructure – Part I

Introduction Phishing is a ray of light when every attempt to breach an organization fails. However, setting up a covert SMTP infrastructure for phishing is…

Read Full Article
Posted on June 11, 2018April 28, 2020
  • AV Evasion
  • Red Team
  • Reverse Shell

Bypassing Detection for a Reverse Meterpreter Shell

This post discusses creation of an executable which spawns a reverse Meterpreter shell. All the tools used in this post are publicly available. In the…

Read Full Article
Posted on March 15, 2016May 1, 2020
  • Buffer Overflow

Exploiting Buffer Overflow Minishare 1.4.1

Introduction Buffer overflow is one of the most interesting concepts that I know. In this write-up, I will exploit the buffer overflow in MiniShare application.…

Read Full Article

Recent Posts

  • Building a Shellcode Crypter/Decrypter in Golang
  • Crafting Linux x86 Polymorphic Shellcodes
  • Analyzing Linux x86 shellcodes
  • Building an x86 custom encoder
  • Creating a Linux x86 Egghunter in Assembly

Categories

  • Assembly (7)
  • AV Evasion (6)
  • Buffer Overflow (1)
  • Red Team (4)
  • Reverse Shell (1)
  • Shellcoding (7)
  • SLAE (7)
  • Social Engineering (1)
    • Phishing (1)

Tags

bind shell (1) Buffer Overflow (1) egghunting (1) HTA (1) Minishare (1) Reverse Shell (1) shellcoding (1) slae (1) SSL Impersonation (1)

Total Hits

003962

Find a post

Recent Posts

  • Building a Shellcode Crypter/Decrypter in Golang September 19, 2020
  • Crafting Linux x86 Polymorphic Shellcodes September 17, 2020
  • Analyzing Linux x86 shellcodes September 13, 2020
  • Building an x86 custom encoder August 14, 2020
  • Creating a Linux x86 Egghunter in Assembly August 4, 2020

Categories

  • Assembly (7)
  • AV Evasion (6)
  • Buffer Overflow (1)
  • Red Team (4)
  • Reverse Shell (1)
  • Shellcoding (7)
  • SLAE (7)
  • Social Engineering (1)
    • Phishing (1)

Tags

bind shell (1) Buffer Overflow (1) egghunting (1) HTA (1) Minishare (1) Reverse Shell (1) shellcoding (1) slae (1) SSL Impersonation (1)
Copyright © 2020 mosunit. All Rights Reserved | Musicsong by Theme Palace