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  3. Packed.Generic.304


Risk Level 1: Very Low

June 3, 2010
November 2, 2012 9:01:55 AM
Also Known As:
W32.Qakbot!gen3 [Symantec]
Trojan, Virus
Systems Affected:
Windows 98, Windows 95, Windows XP, Windows Server 2008, Windows 7, Windows Me, Windows Vista, Windows NT, Windows Server 2003, Windows 2000
Packed.Generic.304 is a heuristic detection used to detect threats associated with the W32.Qakbot and Trojan.Spyeye families.

Note: Virus definitions dated July 5, 2010 or earlier detect this threat as W32.Qakbot!gen3.

For more information, please see the following resource:

Antivirus Protection Dates

  • Initial Rapid Release version June 3, 2010 revision 055
  • Latest Rapid Release version July 5, 2010 revision 034
  • Initial Daily Certified version June 4, 2010 revision 006
  • Latest Daily Certified version July 5, 2010 revision 040
  • Initial Weekly Certified release date June 9, 2010
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment


  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy


  • Damage Level: Low


  • Distribution Level: Low
Note: On May 14, 2015, modifications will be made to the threat write-ups to streamline the content. The Threat Assessment section will no longer be published as this section is no longer relevant to today's threat landscape. The Risk Level will continue to be the main threat risk assessment indicator.

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