PLATFORM:

Windows

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

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted:

  • 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: 1,848,261 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 02 Aug 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.

Installation

This Hacking Tool creates the following folders:

  • Updatecache

Dropping Routine

This Hacking Tool drops the following files:

  • __tmp_rar_sfx_access_check_35906
  • Updatecache\libeay32.dll
  • Updatecache\libgcc_s_seh-1.dll
  • Updatecache\libstdc++-6.dll
  • Updatecache\libwinpthread-1.dll
  • Updatecache\WindowsUpdateUI.exe
  • Updatecache\ssleay32.dll
  • Updatecache\zlib1.dll
  • Updatecache\libcurl.dll
  • Updatecache\check.vbe
  • Updatecache\run.vbe
  • %Windows%\Tasks\GoogleUpdateTaskUI.job

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

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine: 9.8

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

Search and delete these components

[ Learn More ]
There may be some components 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.
  • __tmp_rar_sfx_access_check_35906
  • Updatecache\libeay32.dll
  • Updatecache\libgcc_s_seh-1.dll
  • Updatecache\libstdc++-6.dll
  • Updatecache\libwinpthread-1.dll
  • Updatecache\WindowsUpdateUI.exe
  • Updatecache\ssleay32.dll
  • Updatecache\zlib1.dll
  • Updatecache\libcurl.dll
  • Updatecache\check.vbe
  • Updatecache\run.vbe
  • %Windows%\Tasks\GoogleUpdateTaskUI.job

Step 3

Search and delete this folder

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • Updatecache

Step 4

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