Analysis by: Mar Philip Elaurza
ALIASES:

TrojanSpy:MSIL/VB.E (Microsoft)

 PLATFORM:

Windows

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

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This hacking tool may arrive bundled with malware packages as a malware component. It 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.

It uses a user interface (UI).

  TECHNICAL DETAILS

File Size: 769,536 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 20 Nov 2015
Payload: Displays graphics/image

Arrival Details

This hacking tool may arrive bundled with malware packages as a malware component.

It 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 hacking tool uses the following user interface:

NOTES:

This hacktool drops the following files once the user clicks on Build Stealer:

  • {Grayware Path}\Server.exe - contains the information provided by the user
  • {Grayware Path}\Stub.exe - an empty file

It also displays this image when no information is provided:

It displays this image when build is successful:

  SOLUTION

Minimum Scan Engine: 9.800
SSAPI PATTERN File: 1.681.00
SSAPI PATTERN Date: 21 Nov 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 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}\Server.exe
  • {Grayware Path}\Stub.exe

Step 4

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