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- Discovered:
- January 29, 2003
- Updated:
- February 13, 2007 11:58:46 AM
- Type:
- Trojan Horse
- Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP
The Backdoor.Zvrop backdoor Trojan allows unauthorized access to the infected computer. It copies itself to the %System% folder as these files:
- RegeditExec.exe
- WinLogin.exe
The default ports on which the server listens are 4,527, 3,527, and 2,527.
Antivirus Protection Dates
- Initial Rapid Release version January 30, 2003
- Latest Rapid Release version February 19, 2011 revision 007
- Initial Daily Certified version January 30, 2003
- Latest Daily Certified version February 20, 2011 revision 002
- Initial Weekly Certified release date February 5, 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: 0 - 49
- Number of Sites: 0 - 2
- Geographical Distribution: Low
- Threat Containment: Easy
- Removal: Moderate
Damage
- Damage Level: Medium
Distribution
- Distribution Level: Low
Writeup By: Douglas Knowles
