TROJ_PDFJSC.UY

October 08, 2012
 Analysis by: Michael Cabel
 PLATFORM:

Windows 98, ME, NT, 2000, XP, Server 2003

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan takes advantage of software vulnerabilities to allow a remote user or malware/grayware to download files.

  TECHNICAL DETAILS

File Size:

230,748 bytes

Memory Resident:

No

Download Routine

This Trojan takes advantage of the following software vulnerabilities to allow a remote user or malware/grayware to download files:

  • Use-after-free vulnerability in the Doc.media.newPlayer method in Adobe Reader and Acrobat

Other Details

More information on this vulnerability can be found below:

  • http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-4324

  SOLUTION

Minimum Scan Engine:

8.900

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_PDFJSC.UY. 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.

Step 3

Download and apply this security patch Refrain from using these products until the appropriate patches have been installed. Trend Micro advises users to download critical patches upon release by vendors. http://www.adobe.com/support/security/bulletins/apsb10-02.html


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