TROJ_XLSDROP.A
Windows 2000, XP, Server 2003

Threat Type: Trojan
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
This is the Trend Micro detection for .XLS files that has embedded malicious .SWF that exploits a zero-day vulnerability in Adobe Flash Player 10.2.152.33 and earlier versions.
This Trojan may be unknowingly downloaded by a user while visiting malicious websites.
TECHNICAL DETAILS
177,724 bytes
XLS
18 Mar 2011
Arrival Details
This Trojan may be unknowingly downloaded by a user while visiting malicious websites.
Other Details
This Trojan is a zero-day exploit for the following vulnerability:
- Unspecified vulnerability in Adobe Flash Player
More information on this vulnerability can be found below:
NOTES:
This is the Trend Micro detection for .XLS files that has embedded malicious .SWF that exploits a zero-day vulnerability in Adobe Flash Player 10.2.152.33 and earlier versions.
SOLUTION
8.900
7.910.03
18 Mar 2011
Step 1
For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
Step 2
Scan your computer with your Trend Micro product to delete files detected as TROJ_XLSDROP.A. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
NOTES:
Mitigation
Users are advised to perform mitigation steps found in the following Abode Web page:
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