--- Name: Pcwutl.dll Description: Microsoft HTML Viewer Author: Created: '2018-05-25' Commands: - Command: rundll32.exe pcwutl.dll,LaunchApplication calc.exe Description: Launch executable by calling the LaunchApplication function. UseCase: Launch an executable. Category: Execute Privileges: User MitreID: T1085 MItreLink: https://attack.mitre.org/wiki/Technique/T1085 OperatingSystem: Windows Full Path: - Path: c:\windows\system32\pcwutl.dll - Path: c:\windows\syswow64\pcwutl.dll Code Sample: - Code: Detection: - IOC: Resources: - Link: https://twitter.com/harr0ey/status/989617817849876488 - Link: https://windows10dll.nirsoft.net/pcwutl_dll.html Acknowledgement: - Person: Matt harr0ey Handle: '@harr0ey'