Win32.Acropolis is a backdoor program with the ability to enter your computer as a Trojan.  As a Trojan it will enter secretly and will attempt to disable your anti-virus and other security related software.  This will be quite harmful and will leave you open and vulnerable to additional malware.  Then Win32.Acropolis will open a backdoor that will allow its creator, a hacker, to enter and take control of your system.  The hacker will be able to run your computer remotely and can perform a variety of processes.
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