I wondered why it is so big problem to have a large exe? Installers already
compress well for bandwidth and an average 1TB HDD costs less than $100!

SZ
On Sun, Apr 3, 2011 at 6:15 PM, Dimitris Botsis <db...@otenet.gr> wrote:

> On 3/4/2011 5:12 μμ, Arno Garrels wrote:
>
>> Angus Robertson - Magenta Systems Ltd wrote:
>>
>>> Additionally I used UPX and reduced size of libraries - now it's
>>>> better.
>>>>
>>>
>>> Beware that most such file compressors will eventually be used by
>>> virus and trojan writers, and the signatures added to detect any
>>> compressed files as malware.
>>>
>>
>> That's indeed a sad story since compressors/encryptors are also used
>> to protect against reverse engineering. If you digitally sign packed
>> binaries with a valid signing certificate chances are higher that they
>> pass. For instance ClamWin reports a false positive in such case,
>> otherwise a PUA.
>>
>>
> You are absolutely right, but with UPX I did not have any problems until
> now. I use it for many years. It only compresses and somehow scrambles.
> But I really had problems with other commercial products but these products
> did not only compress, some also added something like their own virtual
> machine (for reverse-engineering protection) on top of which the program was
> loaded so this virtual machine was often considered as suspicious or
> virus-like.
>
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