Code Integrity determined that a process(\Device\HarddiskVolume2\ProgramFiles\WindowsApps\Company.App_Version_x64__identifier\app\Bar.exe)attempted to load \Device\HarddiskVolume2\ProgramFiles\WindowsApps\Company.Bar_Version_x64__identifier\app\d3dcompiler_47.dllthat did not meet the Custom 1 signing level requirements or violatedcode integrity policy (PolicyID:a244370e-44c9-4c06-b551-f6016e563076). However, due to codeintegrity auditing policy, the image was allowed to load.
I rebooted again, but this time with a Kernel debugger attached and received an error message detailing the issue (see Figure 2). The csrss.exe process was trying to load our persistence DLL which failed the device integrity policy.
dll loading problem or debugger detected or integrity violated
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In this part of the tutorial, we will learn how to extract the location of CFI violations that the CFI checker plugindetected, then we will show how to use this information to analyze the malicious document in a debugger.
UAC bypass methods usually result in hijacking the normal execution flow of an elevated application by spawning a malicious child process or loading a malicious module inheriting the elevated integrity level of the targeted application.
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