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  3. Backdoor.Dozillor


Risk Level 1: Very Low

September 13, 2013
September 13, 2013 4:29:09 PM
Systems Affected:
Windows 2000, Windows 7, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP
Backdoor.Dozillor is a Trojan horse that opens a back door on the compromised computer.

Symantec Security Response is currently investigating this threat and will post more information as it becomes available.

Antivirus Protection Dates

  • Initial Rapid Release version September 13, 2013 revision 001
  • Latest Rapid Release version September 13, 2013 revision 001
  • Initial Daily Certified version pending
  • Latest Daily Certified version pending
  • Initial Weekly Certified release date September 18, 2013
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: Medium
  • Payload Trigger: N/A
  • Payload: Opens a back door on the compromised computer.
  • Large Scale E-mailing: N/A
  • Deletes Files: N/A
  • Modifies Files: N/A
  • Releases Confidential Info: N/A
  • Degrades Performance: N/A
  • Causes System Instability: N/A
  • Compromises Security Settings: N/A


  • 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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