HKTL_STEALER

July 23, 2015
 Analysis by: John Karlo Agon
 ALIASES:

MSIL/PSW.Agent.NFV (ESET-NOD32), Win32:Agent-AVSW [Trj] (Avast), Artemis!6F029184A69C (McAfee), HackTool:Win32/ProductKey (Microsoft)

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 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

This hacking tool arrives as a component bundled with malware/grayware packages.

  TECHNICAL DETAILS

File Size:

1,688,576 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

23 Jul 2015

Payload:

Displays message/message boxes

Arrival Details

This hacking tool arrives as a component bundled with malware/grayware packages.

NOTES:

This hacking tool displays the following images once executed:

It also displays this image once the user clicks on {Options} button:

It drops the following files once the user clicks on {Générer} button:

  • {Grayware Path}\{Input on Nom du serveur}.exe
  • {Grayware Path}\Stub.exe

It is capable of creating a file that can steal the any of following information:

  • FTP Information
  • Serial keys of some applications
  • Web browser information
  • Email username and password
  • Username of some applications

  SOLUTION

Minimum Scan Engine:

9.750

SSAPI PATTERN File:

1.591.00

SSAPI PATTERN Date:

05 Feb 2015

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

Search and delete this file

[ 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}\{Input on Nom du serveur}.exe
  • {Grayware Path}\Stub.exe

Step 4

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


Did this description help? Tell us how we did.