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JAVA_DLOAD.ZA

October 08, 2012
 Analysis by: Cris Nowell Pantanilla
 PLATFORM:

Windows 2000, XP, Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW


This Trojan executes when a user accesses certain websites where it is hosted. It may be hosted on a website and run when a user accesses the said website.

  TECHNICAL DETAILS

File Size:

Varies

File Type:

Java Class

Memory Resident:

No

Initial Samples Received Date:

01 Oct 2010

Arrival Details

This Trojan executes when a user accesses certain websites where it is hosted.

It may be hosted on a website and run when a user accesses the said website.

Other Details

This Trojan does the following:

  • Downloads and executes a file. The URL where it downloads the file is usually indicated in the HTML param tag.
  • Save the downloaded file in the current user's Temp folder

  SOLUTION

Minimum Scan Engine:

8.900

VSAPI PATTERN File:

7.506.05

VSAPI PATTERN Date:

01 Oct 2010

VSAPI PATTERN Date:

10/1/2010 12:00:00 AM

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 JAVA_DLOAD.ZA. 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.


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