Edit dll file without sourceCode

we want to edit one dll file that write with C#. I check the file with reflector and want to change just the connection string password field to new password. How can I edit this without accessing to source code or recompiling th开发者_运维技巧e file?

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Try Reflexil, a plugin for reflector than can modify IL code.

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I think you're out of luck. This is a good example of why such items need to be referenced in external resources.

EDIT: though I've never tried it, the comment from @Testalino regarding Reflexil looks promising.