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HTML_HTAPORN.SAG

October 09, 2012
 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • 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.

  TECHNICAL DETAILS

File Size:

9,204 bytes

File Type:

HTML, HTM

Initial Samples Received Date:

17 Aug 2011

Arrival Details

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

Installation

This Trojan drops the following files:

  • %User Profile%\My Documnets\waist_61e2b8232faec766d59e2e23225b5ce700a947d5.vbs

(Note: %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.)

Other Details

This Trojan connects to the following possibly malicious URL:

  • http://{BLOCKED}warimove.net
  • http://{BLOCKED}warimove.net
  • http://{BLOCKED}warimove.net
  • http://{BLOCKED}warimove.net

NOTES:

The sites mentioned contain adult content.

  SOLUTION

Minimum Scan Engine:

8.900

FIRST VSAPI PATTERN FILE:

8.358.15

FIRST VSAPI PATTERN DATE:

17 Aug 2011

VSAPI OPR PATTERN File:

8.359.00

VSAPI OPR PATTERN Date:

17 Aug 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

Close all opened browser windows

Step 3

Search and delete this file

[ Learn More ]
There may be some component files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden files and folders in the search result.
  • %User Profile%\My Documnets\waist_61e2b8232faec766d59e2e23225b5ce700a947d5.vbs

Step 4

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