HTML_SCAMREDIR.BF

October 09, 2012
 Analysis by: Cris Nowell Pantanilla
 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Propagates via social networking sites

It may be posted on social networking sites such as Facebook.

This is the Trend Micro detection for malicious HTML files that redirect user to possibly malicious sites.

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

  TECHNICAL DETAILS

File Size:

978 bytes

File Type:

HTML, HTM

Memory Resident:

No

Initial Samples Received Date:

13 Mar 2012

Arrival Details

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

It may be downloaded from the following remote sites:

  • http://{BLOCKED}avid.info/go.php

NOTES:

It may be posted on social networking sites such as Facebook.

This is the Trend Micro detection for malicious HTML files that redirect user to possibly malicious sites.

Once the user access the post above, the user will be redirected to following site:

  • http:/{BLOCKED}a{random}.1x.net

The site then redirects user to http://{BLOCKED}a-scandalzs.blogspot.com/. This site contains the fake video and fake Facebook comments. User needs to share the video on Facebook before playind the video. After the user shared the video, the user is redirected to a series of sites:

  • http://bit.ly/{random}
  • http://{BLOCKED}avid.info/geo/go-rihanna.php
  • http://{BLOCKED}a-vard.blogspot.com/

In the last URL, an image of a video is displayed. When clicked, user is redirected to a Youtube link of a video of Rihanna

  • http://www.youtube.com/v/mPYiuSY67To

  SOLUTION

Minimum Scan Engine:

9.200

FIRST VSAPI PATTERN FILE:

8.832.05

FIRST VSAPI PATTERN DATE:

13 Mar 2012

VSAPI OPR PATTERN File:

8.833.00

VSAPI OPR PATTERN Date:

13 Mar 2012

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

Close all opened browser windows

Step 3

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