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Professionally Evil Blog

A blog by experts of penetration testing and other security assessments.
    Training, professionally evil, Secure Ideas, Windows 10, Windows 11, sysadmin, system administration, cmd, powershell, firewall rules
    How to iterate through advfirewall rules
        There are several ways to pull firewall information from a Windows system.  Today we will leverage Powershell to quickly find and review the different Remote Desktop rules that are in place. This use case revolves around Remote Desktop being our key search term, but this filter can be adjusted ...
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    Working With Data: IP and Port Filtering
    Working With Data: IP and Port Filtering
      During our day-to-day work, there’s a lot of data that we interact with.  In order to make good ...
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    View Wireless Profile Password Information Using PowerShell or CMD
    View Wireless Profile Password Information Using PowerShell or CMD
      There are a couple different ways for you to access your Windows wireless password information.  ...
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    Application Security 202: Vulnerabilities Accepted
    Application Security 202: Vulnerabilities Accepted
    vul·ner·a·bil·i·ty The quality or state of being exposed to the possibility of being attacked or ...
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    (Not So) Quick Bites - Episode 3 - Writing About Writer's Block
    (Not So) Quick Bites - Episode 3 - Writing About Writer's Block
    So, sometimes I have a real problem with writing, specifically reports and blog posts.  Somehow, ...
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    Privilege Escalation via File Descriptors in Privileged Binaries
    Privilege Escalation via File Descriptors in Privileged Binaries
        Today I wanted to cover an application security topic that applies to SetUID binaries.  As we ...
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    How to Update the Nmap OUI Database
    How to Update the Nmap OUI Database
    Overview     In a previous blog post, I covered what an OUI is, how to extract them from a MAC ...
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    Of MAC Addresses and OUI: A Subtle, but Useful, Recon Resource
    Of MAC Addresses and OUI: A Subtle, but Useful, Recon Resource
        When it comes to reconnaissance, every little bit of information can be helpful.  Today, we ...
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    Quick Bites - Finding Open Windows File Shares
    Quick Bites - Finding Open Windows File Shares
    Hi there, ladies and gentlemen! My name is Aaron Moss, and welcome to the first edition of Quick ...
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    Secure Copy with SSH
    Secure Copy with SSH
     
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    LD_PRELOAD: Making a Backdoor by Hijacking accept()
    LD_PRELOAD: Making a Backdoor by Hijacking accept()
        Today I want to continue the series on using LD_PRELOAD.  In previous posts, we covered how to ...
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    PowerShell Tips: How do I Mount a VHD or Lock a BitLocker Drive?
    PowerShell Tips: How do I Mount a VHD or Lock a BitLocker Drive?
    PowerShell Tips How do I Mount a VHD or Lock a BitLocker Encrypted Drive?  
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