JS_REDUH.A

November 29, 2013
 Analysis by: Jimelle Monteser
 ALIASES:

ASP/BackDoor.gen.a (McAfee)

 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: Backdoor

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This backdoor may arrive bundled with malware packages as a malware component. It may be hosted on a website and run when a user accesses the said website.

It requires its main component to successfully perform its intended routine.

  TECHNICAL DETAILS

File Size:

23,779 bytes

File Type:

Other

Initial Samples Received Date:

24 Jan 2011

Arrival Details

This backdoor may arrive bundled with malware packages as a malware component.

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

Other Details

This backdoor requires its main component to successfully perform its intended routine.

NOTES:
This JSP file may perform its malicious routines by connecting to certain URLs. These URLs depend on the parameters passed on to it by its components.

  SOLUTION

Minimum Scan Engine:

9.700

FIRST VSAPI PATTERN FILE:

7.790.09

FIRST VSAPI PATTERN DATE:

24 Jan 2011

VSAPI OPR PATTERN File:

7.791.00

VSAPI OPR PATTERN Date:

25 Jan 2011

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

Close all opened browser windows

Step 3

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


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