Binaries, PowerShell scripts and information about Digital Signature Hijacking.
Hijacking legitimate digital signatures is a technique that can be used during red team assessments in order to sign PowerShell code and binaries. This could assist to bypass Device Guard restrictions and maintain stealthy in an engagement. DigitalSignatureHijack is a PowerShell script based on Matt Graeber research that can perform the following operations:
This is achieved by hijacking the registry and adding the necessary values and by utilizing the custom SIP dll file that Matt Graeber developed. Users need to modify the path of MySIP.dll to their local path.