Backdoor.Sinit

Risk Level 1: Very Low

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Discovered: October 9, 2003

Updated: February 13, 2007 12:08:53 PM

Also Known As: BackDoor.BAM [McAfee], BKDR_SINIT.A [Trend], Win32.Sinit [Computer Associat, Backdoor.Sinit [Kaspersky], Troj/BDSinit [Sophos]

Type: Trojan Horse

Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

Backdoor.Sinit is a Backdoor Trojan horse that gives an attacker unauthorized access to a compromised computer, by opening a random UDP port.

Backdoor.Sinit is written in the Microsoft Visual C++ programming language and is compressed with UPX.

Protection

Initial Rapid Release version October 10, 2003
Latest Rapid Release version July 14, 2009 revision 057
Initial Daily Certified version October 10, 2003
Latest Daily Certified version July 15, 2009 revision 016
Initial Weekly Certified release date October 15, 2003

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

Threat Assessment

Wild

Wild Level: Low
Number of Infections: 50 - 999
Number of Sites: More than 10
Geographical Distribution: Low
Threat Containment: Easy
Removal: Moderate

Damage

Damage Level: Medium

Distribution

Distribution Level: Low

Writeup By: Ying Lin

Technical Details

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