Modified by: Sabrina Lei Sioting
 PLATFORM:

Windows 2000, XP, Server 2003

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This hacking tool 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: 434,688 bytes
File Type: PE
Memory Resident: Yes
Initial Samples Received Date: 07 Oct 2010

Arrival Details

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

Installation

This hacking tool drops the following non-malicious files:

  • %Temp%\Pqfgtfeiwqic0p6u
  • %Temp%\Foamzlkjcwjc9s8o

(Note: %Temp% is the Windows Temporary folder, which is usually C:\Windows\Temp or C:\WINNT\Temp.)

Other Details

This hacking tool does the following:

  • This tool is a proxy client, which is designed to allow end users to bypass gateway security devices like web filters and secure web gateways in order to surf the Internet without any restrictions.

  SOLUTION

Minimum Scan Engine: 8.900
VSAPI OPR PATTERN File: 00.944.31
VSAPI OPR PATTERN Date: 23 Jun 2010

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 HKTL_ULTRASURF. 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.

Step 3

Search and delete these files

[ 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.  
  • %Temp%\Pqfgtfeiwqic0p6u
  • %Temp%\Foamzlkjcwjc9s8o


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