Norton.com > Viruses & Risks > W32.Narilam

W32.Narilam

Risk Level 1: Very Low

Discovered:
November 15, 2012
Updated:
November 30, 2012 2:46:46 AM
Also Known As:
WORM_NARILAM.A [Trend], WORM_NARILAM.B [Trend]
Type:
Worm
Systems Affected:
Windows 2000, Windows 7, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP
W32.Narilam is a worm that attempts to spread by copying itself to all drives and certain shared folders on the compromised computer. It also attempts to delete information within certain databases.

Antivirus Protection Dates

  • Initial Rapid Release version November 15, 2012 revision 019
  • Latest Rapid Release version July 7, 2013 revision 002
  • Initial Daily Certified version November 15, 2012 revision 020
  • Latest Daily Certified version July 7, 2013 revision 005
  • Initial Weekly Certified release date November 21, 2012
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

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

Damage

  • Damage Level: Low
  • Payload: Attempts to delete information within certain databases.

Distribution

  • Distribution Level: Medium
  • Shared Drives: Attempts to spread through shared folders.
  • Target of Infection: Spreads through removable drives.
Writeup By: Masaki Suenaga and Alan Neville

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