Is there a way to overwrite a file being used by a service without service management permissions?

I am trying to demo an exploit and here is the scenario:

A service is running with SYSTEM privileges where the executable it is running (binpath) can be modified by any user. The exploit consists of replacing the target bina… Continue reading Is there a way to overwrite a file being used by a service without service management permissions?

Exploiting Environment Variables in Scheduled Tasks for UAC Bypass

I am trying to escalate privileges from an ISS user on Windows Server 2012 R2 by exploiting Environment Variables in Scheduled Tasks for UAC Bypass as the following link explains the exploit:

https://tyranidslair.blogspot.co… Continue reading Exploiting Environment Variables in Scheduled Tasks for UAC Bypass

How can I disable execution of programs from Downloads directory in Windows 10?

I run Windows10 and would like the contents of my system default “Downloads” folder to be non-executable. I want at least for a landing zone where I can scan files, run hash checks, and so on. You know what I’m getting at –… Continue reading How can I disable execution of programs from Downloads directory in Windows 10?