HKTL_WIRELESSKEYVIEW

 Analysis by: RonJay Kristoffer Caragay

 ALIASES:

Win32.Riskware.WirelessKeyView.A (GData); W64/WirelessKeyView (F-Prot); a variant of Win64/WirelessKeyView.B potentially unsafe (ESET-NOD32); not-a-virus:PSWTool.Win64.WirelessKey.f (Kaspersky); PasswordRevealer (Symantec)

 PLATFORM:

Windows 64-bit

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

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet, Dropped by other malware


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. It may be manually installed by a user.

This is the Trend Micro detection for files that exhibit certain behaviors.

  TECHNICAL DETAILS

File Size:

132,192 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

05 Jan 2017

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.

It may be manually installed by a user.

Other Details

This is the Trend Micro detection for:

  • An application that displays all wireless network keys WEP(Wired Equivalent Privacy)/WPA(Wi-Fi Protected Access) stored on the system

It does the following:

  • Display the following information:
    • Network Name (SSID)
    • Key Type
    • Key (Hex)
    • Key (Ascii)
    • Adapter Name
    • Adapter Guid
    • Authentication
    • Encryption
    • Connection Type
    • Last Modified Time
  • Copy selected items
  • Delete selected wireless key in the system
  • Save selected items into specified file
  • Save config as {grayware path and filename}.cfg
  • Save All/Selected Items in HTML format as {grayware path}\report.html
  • Export selected items into specified file
  • Import Keys from specified file
  • May accept the following parameters in command-line options:
    • /external {%Windows%} - Display wireless keys from external instance of Windows XP
    • /stext {specified filename} - Save in a regular text file
    • /stab {specified filename} - Save in a tab-delimited text format.
    • /stabular {specified filename} - Save in a tabular text format.
    • /shtml {specified filename} - Save in horizontal HTML format.
    • /sverhtml {specified filename} - Save in vertical HTML format.
    • /sxml {specified filename} - Save in XML format.
    • /sort - Sort items
    • /nosort - Save without sorting
    • /export {specified filename} - Export all wireless keys into a file
    • /import {specified filename} - Import all wireless keys stored in a file

(Note: %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.)

  SOLUTION

Minimum Scan Engine:

9.800

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Identify and terminate files detected as HKTL_WIRELESSKEYVIEW

[ Learn More ]
  1. Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
  2. 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.
  3. If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.

Step 4

Search and delete these files

[ Learn More ]
There may be some 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.  
  • {grayware path and filename}.cfg
  • {grayware path}\report.html

Step 5

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