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  3. Backdoor.Nflog


Risk Level 2: Low

December 19, 2012
December 20, 2012 12:47:00 AM
Infection Length:
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.Nflog is a Trojan horse that opens a back door, downloads and installs additional malware, and steals information from the compromised computer.

Antivirus Protection Dates

  • Initial Rapid Release version December 19, 2012 revision 009
  • Latest Rapid Release version February 19, 2013 revision 016
  • Initial Daily Certified version December 19, 2012 revision 033
  • Latest Daily Certified version February 1, 2013 revision 004
  • Initial Weekly Certified release date December 26, 2012
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: High
  • Payload: Opens a back door and may download additional malware.
  • Releases Confidential Info: Uploads files.


  • 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.
Writeup By: Branko Spasojevic

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