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Mariusz B. / mgeeky 2022-07-13 22:44:17 +02:00
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A Powershell script that signs input Executable file with fake Microsoft code-signing certificate to demonstrate risks of Code Signing attacks. A Powershell script that signs input Executable file with fake Microsoft code-signing certificate to demonstrate risks of Code Signing attacks.
Script was borrowed from [Matt Graeber, @mattifestation](https://twitter.com/mattifestation) and his [_Code Signing Certificate Cloning Attacks and Defenses_](https://posts.specterops.io/code-signing-certificate-cloning-attacks-and-defenses-6f98657fc6ec) and **all credits are his**. Script was shamelessly borrowed from [Matt Graeber, @mattifestation](https://twitter.com/mattifestation) and his research titled [_Code Signing Certificate Cloning Attacks and Defenses_](https://posts.specterops.io/code-signing-certificate-cloning-attacks-and-defenses-6f98657fc6ec)
**All credits go to Matt** - I merely copied it preserverance purposes.
As of 13/07/2022 this dumb trick still gets off the shelf malware evade detection of at least 8 modern security scanners. As of 13/07/2022 this **dumb trick** still gets off the shelf malware evade detection of at least 8 modern security scanners.
| What | Result | | What | Result |
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