Backdoor.Sdbot

Risk Level 2: Low

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Discovered: 30 April 2002
Updated: 13 February 2007 11:39:02 AM
Also Known As: IRC-Sdbot [McAfee], Backdoor.IRC.SdBot [Kaspersky], BKDR_SDBOT.B [Trend], Troj/Sdbot-B [Sophos], Win32.SdBot.14176 [CA]
Type: Trojan Horse
Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP


Backdoor.Sdbot is a Trojan horse that opens a back door and allows a remote attacker to control a computer by using Internet Relay Chat (IRC). The Trojan can update itself by checking for newer versions on the Internet.

Protection

  • Initial Rapid Release version 1 May 2002
  • Latest Rapid Release version 26 November 2009 revision 023
  • Initial Daily Certified version 1 May 2002 revision 003
  • Latest Daily Certified version 26 November 2009 revision 025
  • Initial Weekly Certified release date 1 May 2002

Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

  • Wild Level: Medium
  • Number of Infections: More than 1000
  • Number of Sites: More than 10
  • Geographical Distribution: Medium
  • Threat Containment: Easy
  • Removal: Moderate

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: Low

Writeup By: Serghei Sevcenco
Symantec Client Security