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PUA_COINMINE.GA

October 23, 2017
 ALIASES:

Riskware/CoinHive (Fortinet); PUA.BitCoinMiner (Ikarus)

 PLATFORM:

Windows

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

  • Threat Type: Potentially Unwanted Application

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Potentially Unwanted Application may be hosted on a website and run when a user accesses the said website.

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

  TECHNICAL DETAILS

File Size:

138,472 bytes

File Type:

JS

Memory Resident:

Yes

Initial Samples Received Date:

10 Oct 2017

Arrival Details

This Potentially Unwanted Application may be hosted on a website and run when a user accesses the said website.

Other Details

This is the Trend Micro detection for:

  • Coin mining applications hosted/embedded on a website that is used as an alternative for ads.

It does the following:

  • It requires an argument/parameter before it can start mining. The parameters/arguments are based on the website it is hosted.

  SOLUTION

Minimum Scan Engine:

9.850

SSAPI PATTERN File:

1.883.00

SSAPI PATTERN Date:

19 Oct 2017

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 PUA_COINMINE.GA

[ 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

Close all opened browser windows

Step 4

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