Creates a file in the Startup directory

A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

Executes dropped EXE

Loads dropped DLL

Modifies file permissions

Reads user/profile data of web browsers

Infostealers often target stored browser data, which can include saved credentials etc.

Enumerates connected drives

Attempts to read the root path of hard drives other than the default C: drive.

File and Directory Permissions Modification: Windows File and Directory Permissions Modification

Writes to the Master Boot Record (MBR)

Bootkits write to the MBR to gain persistence at a level below the operating system.

ConfuserEx .NET packer

Detects ConfuserEx .NET packer.

Executes a VBScript file via the Windows Script Host.