Threat description


Category: Malware
Type: Packed
Platform: W32
Aliases: Packed:​W32/FSG, Packed:​W32/FSG


This program is packed using a packer program associated with numerous other malware.


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

The detection name Packed:W32/FSG indicates the suspect file was compressed or packed using the FSG compressor program, a popular utility that is also commonly used to pack malicious programs. The suspect file may also have been packed in such a way that safe analysis of the file is difficult.

The file is therefore flagged as a security risk as a precautionary measure.


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