Symantec.com > Enterprise > Security Response > W32.Stubbot.A@mm

W32.Stubbot.A@mm

Risk Level 2: Low

Discovered:
May 19, 2005
Updated:
February 13, 2007 12:39:02 PM
Also Known As:
Backdoor.Win32.Stub.k [Kaspers, Email-Worm.Win32.Delf.n [Kaspe, W32/Generic.Delphi.c [McAfee], W32/Stubbot-B [Sophos], WORM_STUBBOT.A [Trend Micro]
Type:
Worm
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Stubbot.A@mm is a mass-mailing worm that opens an IRC back door and also spreads through network shares.

Antivirus Protection Dates

  • Initial Rapid Release version May 19, 2005
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version May 19, 2005
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date May 24, 2005
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: Moderate

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: High
Writeup By: Jeong Mun

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