Discovered: February 20, 2009
Updated: February 20, 2009 9:15:24 PM
Also Known As: Trojan:SymbOS/Yxe [F-Secure], SYMBOS_YXES.A [Trend]
Type: Trojan
Infection Length: Varies
Systems Affected: Symbian OS
SymbOS.Exy.A is a Trojan horse that attempts to send SMS messages to a list of specified numbers.
Protection
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Initial Rapid Release version February 20, 2009 revision 006
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Latest Rapid Release version February 20, 2009 revision 006
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Initial Daily Certified version February 20, 2009 revision 024
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Latest Daily Certified version February 20, 2009 revision 024
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Initial Weekly Certified release date February 25, 2009
Click for a more detailed description of Rapid Release and Daily Certified virus definitions.
Threat Assessment
Wild
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Wild Level: Low
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Number of Infections: 0 - 49
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Number of Sites: 0 - 2
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Geographical Distribution: Low
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Threat Containment: Easy
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Removal: Easy
Damage
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Damage Level: Low
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Payload: Sends numerous SMS messages to randomly generated numbers.
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Modifies Files: Modifies the C:\system\data\System.ini file.
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Compromises Security Settings: Ends process control or file control utilities.
Distribution
Writeup By: Robert Xiang Wang