Automating, but …

The previous methods are preferred. will compile and generate a PowerShell bypass from a collection of known bypasses. From, “ generates obfuscated PowerShell snippets that break or disable AMSI for the current process. The snippets are randomly selected from a small pool of techniques/variations before obfuscating. Every snippet is obfuscated at runtime/request so that no generated output share the same signatures.”


AMSITrigger allows attackers to automatically identify strings that are flagging signatures to modify and break them. This method of bypassing AMSI is more consistent than others because it makes the file itself clean.

The syntax for using amsitrigger is relatively straightforward: specify the file or URL and what format to scan the file.