Analysis by: Rika Joi Gregorio
ALIASES:

Trojan:JS/BlacoleRef.DD(Microsoft), JS/Exploit-Blacole.ht(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:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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

This is the Trend Micro detection for files that contain a malicious script. It redirects browsers to certain sites.

  TECHNICAL DETAILS

File Size: 934 bytes
File Type: HTML, HTM
Initial Samples Received Date: 29 Mar 2013

Arrival Details

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

Other Details

This is the Trend Micro detection for files that contain a malicious script.

It redirects browsers to the following sites:

  • http://{BLOCKED}nataf.ru:8080/forum/links/column.php

  SOLUTION

Minimum Scan Engine: 9.300
FIRST VSAPI PATTERN FILE: 9.824.08
FIRST VSAPI PATTERN DATE: 29 Mar 2013
VSAPI OPR PATTERN File: 9.825.00
VSAPI OPR PATTERN Date: 30 Mar 2013

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_DLOAD.IIA. 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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