You can inspect and validate 32-bit or 64-bit application without starting it.
Editor: PeStudio shows you many security relevant Details about any application, like:

* all libraries that are used by an application
* all functions that are imported by an application
* all functions (also anonymous) that are exported by an application
* all functions that are forwarded to other libraries
* all obsolete functions that are exported and imported by an application
* whether the Data Execution Prevention (DEP) Windows security mechanism is used
* whether the Address Space Layout Randomization (ASLR) Windows security mechanism is used
* whether Structured Exception Handling - SEH Windows security mechanism is used
* whether some sections are compressed
* whether an application is 64-Bit capable
* whether an application contains IL Code
* which Execution Level will be requested by an application
* and many more details...

Version 3.34
. Show usage of Hooking functions as Evidence
. Corrected problem with UPX compressed files you can free download PeStudio 3.34 now.