Threat description


Category: Malware
Type: Packed
Platform: W32
Aliases: Packed:W32/MysticCompressor.gen!A, Trojan.Win32.Fraudpack.apts, Trojan.FakeAlert.BZZ, Packed.Mystic!gen3 (Symantec) , Trojan:Win32/FakeRean (Microsoft)


Packed:W32/MysticCompressor.gen!A is a Generic Detection for a packer called "Mystic Compressor", which is commonly used by the ZBot/Zeus trojan (password stealer programs) and rogue antispyware programs (such as XPAntivirus).


Automatic action

Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.


More information on scanning and removal options available in your F-Secure product can be found in the Help Center.

You may also refer to the Knowledge Base on the F-Secure Community site for more information.

Contact Support

For further assistance, F-Secure customers can request support online via the Request support or the Chat forms on our Home - Global site.

Technical Details

Malware authors use packers, or file compressor programs, to compress their malware and thwart security programs attempting to scan, debug, emulate or unpack the compressed file as part of their normal security procedures.


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