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COINMINER.JS.MALXMR.AC

December 06, 2018
 Analysis by: Augusto II Remillano
 ALIASES:

JS/CoinMiner.BP (NOD32), Trojan.JS.Coinminer (Ikarus)

 PLATFORM:

Windows

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

  • Threat Type: Coinminer

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Coinminer may be hosted on a website and run when a user accesses the said website.

It requires being executed with a specific argument/parameter, an additional component, or in a specific environment in order to proceed with its intended routine. It uses the system's central processing unit (CPU) and/or graphical processing unit (GPU) resources to mine cryptocurrency. This malicious script runs on web browsers, which may be installed on any operating system.

  TECHNICAL DETAILS

File Size:

227,184 bytes

File Type:

JS

Memory Resident:

No

Initial Samples Received Date:

06 Nov 2018

Arrival Details

This Coinminer may be hosted on a website and run when a user accesses the said website.

Other Details

This Coinminer requires being executed with a specific argument/parameter, an additional component, or in a specific environment in order to proceed with its intended routine.

It uses the system's central processing unit (CPU) and/or graphical processing unit (GPU) resources to mine cryptocurrency. This behavior makes the system run abnormally slow.

This malicious script runs on web browsers, which may be installed on any operating system.

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

14.622.02

FIRST VSAPI PATTERN DATE:

12 Nov 2018

VSAPI OPR PATTERN File:

14.623.00

VSAPI OPR PATTERN Date:

13 Nov 2018

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

Close all opened browser windows

Step 3

Scan your computer with your Trend Micro product to delete files detected as COINMINER.JS.MALXMR.AC. 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 the following Trend Micro Support pages for more information:


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