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JS_SPRAT.AAD

August 29, 2014
 Analysis by: Adrian Cofreros
 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

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

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet


This hacking tool may be hosted on a website and run when a user accesses the said website.

  TECHNICAL DETAILS

File Size:

Varies

File Type:

Java

Memory Resident:

Yes

Initial Samples Received Date:

20 Aug 2014

Arrival Details

This hacking tool may be hosted on a website and run when a user accesses the said website.

Other Details

This hacking tool does the following:

  • Download File and zip
  • Rename File
  • Create Directory
  • Create a File
  • Move Files
  • Copy Files
  • Upload Files
  • Execute command shell

NOTES:

It allows remote web-based file access and manipulation. It runs on JavaServer Pages (JSP) compatible Web server.

It outputs the following on the client side:

  • Root directories
  • Parent directory
  • Number of files and Sizes
  • List of files

The following image is shown on the client-side browser:

  SOLUTION

Minimum Scan Engine:

9.700

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Scan your computer with your Trend Micro product to delete files detected as JS_SPRAT.AAD. 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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