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JS_EXPLOIT.RWF

May 02, 2014
 Analysis by: Mark Joseph Manahan
 ALIASES:

Could be a Trojan horse JS/Exploit (AVG) ,[00c9.js]:Exploit-CVE2014-1776 (McAfee) ,Bloodhound.Exploit.552 (Symantec)

 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: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW


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

Once a malware successfully exploits the said vulnerability, it causes certain actions to be done on the system. It takes advantage of certain vulnerabilities.

  TECHNICAL DETAILS

File Size:

1,196 bytes

File Type:

HTML, HTM, JS

Memory Resident:

No

Initial Samples Received Date:

30 Apr 2014

Arrival Details

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

Other Details

Once a malware successfully exploits the said vulnerability, it causes the following actions to be done on the system:

  • Execute Arbitrary Codes
  • Memory Corruption

It takes advantage of the following vulnerabilities:

  • CVE-2014-1776

  SOLUTION

Minimum Scan Engine:

9.700

FIRST VSAPI PATTERN FILE:

10.764.02

FIRST VSAPI PATTERN DATE:

30 Apr 2014

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_EXPLOIT.RWF. 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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