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Description:
To get a one-glance comprehensive view of the behavior of this malware, refer to the Behavior Diagram shown below.
Malware Overview
This malicious Shockwave Flash (.SWF) object may be downloaded by SWF_DLOADER.YVM. It may also be downloaded from certain remote sites, or hosted on a Web site and run when a user accesses the said Web site.
It is a specially crafted .SWF file that exploits the following vulnerability:
Integer Overflow in Adobe Flash Player Allows Remote Arbitrary Code Execution
When executed using Flash player, it then executes arbitrary codes which lead to the accessing, downloading, and execution of malicious files from certain Web sites. Trend Micro detects the downloaded files as TROJ_WIESSY.J and WORM_OTWYCAL.BO. As a result, routines of the downloaded Trojan and worm are also exhibited on the affected system.
For additional information about this threat, see: Solution Technical Details
Description created: May. 28, 2008 6:02:48 AM GMT -0800
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