HKTL_YUTIL

October 09, 2012
 Analysis by: Christopher Daniel So
 ALIASES:

Hacktool (Symantec), HackTool.Win32.HackersUtility.a (Kaspersky)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This is the Trend Micro detection for the hacking tool called Hacker's Utility. It drops its configuration file as %Windows%\{malware file name}.INI.

This hacking tool may be manually installed by a user.

  TECHNICAL DETAILS

File Size:

745,984 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

22 Feb 2011

Arrival Details

This hacking tool may be manually installed by a user.

NOTES:
This is the Trend Micro detection for the hacking tool called Hacker's Utility. It drops its configuration file as %Windows%\{malware file name}.INI.

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

  SOLUTION

Minimum Scan Engine:

9.200

SSAPI PATTERN File:

1.285.00

SSAPI PATTERN Date:

02 May 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

Identify and terminate files detected as HKTL_YUTIL

[ Learn More ]
  1. If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
  2. If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.

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.
  • %Windows%\{malware file name}.INI

Step 4

Scan your computer with your Trend Micro product to delete files detected as HKTL_YUTIL 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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