W32.Sistdi

Discovered:
January 20, 2003
Updated:
February 13, 2007 11:42:27 AM
Type:
Virus
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

W32.Sistdi is an encrypted, polymorphic Win32 virus that infects Windows Portable Executable (PE) files in all the folders and subfolders and on all the local hard drives and mapped network drives. The virus also has backdoor capabilities that gives an attacker unauthorized access to an infected computer.

Antivirus Protection Dates

  • Initial Rapid Release version January 21, 2003
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version January 21, 2003
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date January 22, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Yana Liu

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