Windows Command-Line Obfuscation
23 July 2021 at 00:00
Many Windows applications have multiple ways in which the same command line can be expressed, usually for compatibility or ease-of-use reasons. As a result, command-line arguments are implemented inconsistently making detecting specific commands harder due to the number of variations. This post shows how more than 40 often-used, built-in Windows applications are vulnerable to forms of command-line obfuscation, and presents a tool for analysing other executables.