Analysis by: Pearl Charlaine Espejo
ALIASES:

RiskTool.Win64.BitCoinMiner.bll (Kaspersky); PUP.Optional.BitCoinMiner (Malwarebytes); Trj/Bitcoinminer.B (Panda); Win64/BitCoinMiner.U (ESET-NOD32)

 PLATFORM:

Windows

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

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted:

  • 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.

  TECHNICAL DETAILS

File Size: 464,732 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 26 Dec 2016

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.

Other Details

This hacking tool requires the following additional components to properly run:

  • {malware path}\libwinpthread-1.dll
  • {malware path}\libcurl-4.dll
  • {malware path}\libidn-11.dll
  • {malware path}\libiconv-2.dll
  • {malware path}\libintl-8.dll
  • {malware path}\zlib1.dll

NOTES:

This hacking tool accepts certain parameters to be able to execute its main routine.

  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

Identify and terminate files detected as HKTL_COINMINE.GB

[ 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 3

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