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- Discovered:
- August 26, 2003
- Updated:
- February 13, 2007 12:06:26 PM
- Also Known As:
- W32/Raleka.worm [McAfee], Raleka [F-Secure], Worm.Win32.Raleka [KAV], WORM_RALEKA [Trend], Win32.Raleka [CA], W32/Raleka [Sophos]
- Type:
- Worm
- Systems Affected:
- Windows 2000, Windows XP
W32.HLLW.Raleka is a worm that, like W32.Blaster.Worm, exploits the Microsoft DCOM RPC vulnerability, as described in Microsoft Security Bulletin MS03-026.
When W32.HLLW.Raleka is executed, it attempts to download files from a predefined location and connect to an IRC server.
The worm is 14 Kb in size and is packed using the run-time compression utility, UPX. When unpacked, the size of the worm is approximately 100 Kb.
Antivirus Protection Dates
- Initial Rapid Release version August 27, 2003
- Latest Rapid Release version September 28, 2010 revision 054
- Initial Daily Certified version August 27, 2003
- Latest Daily Certified version September 28, 2010 revision 036
- Initial Weekly Certified release date August 27, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Threat Assessment
Wild
- Wild Level: Medium
- Number of Infections: 50 - 999
- Number of Sites: More than 10
- Geographical Distribution: Low
- Threat Containment: Easy
- Removal: Moderate
Damage
- Damage Level: Low
Distribution
- Distribution Level: Medium
Writeup By: Neal Hindocha
