Analysis by: Sabrina Lei Sioting
 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Others

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This malware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size: Varies
File Type: VBS
Initial Samples Received Date: 04 Jun 2011

Arrival Details

This malware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Other Details

This malware connects to the following possibly malicious URL:

  • http://{BLOCKED}tice.{BLOCKED}mikubanana.com/pc/page/player_view.php
  • http://{BLOCKED}tice.{BLOCKED}mikubanana.com/pc/page/player_view.php
  • http://{BLOCKED}bice.{BLOCKED}mikubanana.com/pc/page/player_view.php

NOTES:
The sites mentioned are sites with sexually explicit imagery, i.e. adult pornography sites.

  SOLUTION

Minimum Scan Engine: 8.900
FIRST VSAPI PATTERN FILE: 8.202.04
FIRST VSAPI PATTERN DATE: 04 Jun 2011

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

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