Analysis by: Cris Nowell Pantanilla
ALIASES:

Adware/BitCoinMiner (Fortinet)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

Infection Channel: Dropped by other malware

This Trojan 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: 318,464 bytes
File Type: EXE
Memory Resident: Yes
Initial Samples Received Date: 18 Oct 2016
Payload: Coin Miner, CPU Miner

Arrival Details

This Trojan 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 Trojan does the following:

  • This is the Trend Micro detection for files related to "Minerd" CPU miner. It is used for CPU Mining on the affected system without the user's knowledge. It is dropped and executed by other malware and is capable of connecting to a specified mining server.

  SOLUTION

Minimum Scan Engine: 9.800

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

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