I've heard that executables may be compressed (unless encrypted) with certain routins. Who could tell me a file expander tool to remove the compression envelope from exe's?

I've heard that executables may be compressed (unless encrypted) with certain routins. Who could tell me a file expander tool to remove the compression envelope from exe's?

Probably the most popular tool is UPX:

http://upx.sourceforge.net/

A Google search for "exec packer" might net you more...

Nathan.

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