Analysis by: Noel Anthony Llimos
ALIASES:

HEUR:RiskTool.AndroidOS.Miner.b (Kaspersky), Trojan Horse (Norton), Linux/Miner-GF (SOPHOS_LITE)

 PLATFORM:

Linux

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

  • Threat Type: Coinminer

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Coinminer arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It uses the system's central processing unit (CPU) and/or graphical processing unit (GPU) resources to mine cryptocurrency.

  TECHNICAL DETAILS

File Size: 2,274,080 bytes
File Type: ELF
Memory Resident: Yes

Arrival Details

This Coinminer 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 Coinminer does the following:

  • It connects to the following coin mining server:
    • stratum+tcp://pool.{BLOCKED}r.com:80

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.

  SOLUTION

Minimum Scan Engine: 9.850
FIRST VSAPI PATTERN FILE: 13.976.05
FIRST VSAPI PATTERN DATE: 26 Jan 2018
VSAPI OPR PATTERN File: 13.977.00
VSAPI OPR PATTERN Date: 27 Jan 2018

Step 1

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 2

Scan your computer with your Trend Micro product to delete files detected as COINMINER_MALXMR.MAX-ELF64. 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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