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cpuminer-x11opt-setup.exe

CPU Miner - Setup

Open Source

The application cpuminer-x11opt-setup.exe has been detected as a potentially unwanted program by 6 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. This is a malicious Bitcoin miner. Bitcoin-mining malware is designed to force computers to generate Bitcoins for cybercriminals' use and consumes computing power. The file has been seen being downloaded from www.software-forus.com.
Publisher:
Open Source

Product:
CPU Miner - Setup

Version:
1.1

MD5:
74b306b44877f6990172833dd5331499

SHA-1:
3cd747d5ba1f3d106e3898430c4a8d55a8d87463

SHA-256:
a98489b641a20a2dabdf835602fc03d88e72d3e39b3f0d5ec2b3158c85d10945

Scanner detections:
6 / 68

Status:
Potentially unwanted

Explanation:
The program will mine for BitCoins using the computer's GPU in the background and may be installed and run without the user's knowledge.

Analysis date:
6/20/2025 11:39:52 AM UTC  (today)

Scan engine
Detection
Engine version

Emsisoft Anti-Malware
Gen:Variant.Application.BitcoinMiner.16
11.5.0.6191

ESET NOD32
Win64/BitCoinMiner.AT potentially unsafe application
8.0.319.0

F-Secure
Variant.Midie.6323
5.15.96

Kaspersky
not-a-virus:RiskTool.Win64.BitCoinMiner
15.0.0.562

McAfee
Program.Artemis!DC654DA9BD02
18.0.204.0

File size:
2.5 MB (2,586,343 bytes)

Product version:
1.1

Copyright:
2015 - Open Source

Original file name:
cpuminer.exe

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\cpuminer-x11opt-setup.exe

File PE Metadata
Compilation timestamp:
10/7/2014 1:40:10 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:4jfQrS85bOWTyWbHTqBNo+DhT92VX4wPDO8ZgsncR7MRnRcTnMkXFb4xt:sQmKb72WbHTFQh2t4aDO8ZnkwXcTnM4O

Entry address:
0x30B6

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 90, 91, 40, 00, 89, 5C, 24, 20, C6, 44, 24, 14, 20, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, 1C, 71, 40, 00, 53, FF, 15, 8C, 72, 40, 00, 6A, 09, A3, 98, 37, 42, 00, E8, A8, 2D, 00, 00, A3, E4, 36, 42, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, 98, EC, 41, 00, FF, 15, 64, 71, 40, 00, 68, 80, 91, 40, 00, 68, E0, 2E, 42, 00, E8, 52, 2A, 00, 00, FF, 15, 20, 71, 40, 00, BD, 00, 90, 42, 00, 50, 55, E8, 40, 2A...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file cpuminer-x11opt-setup.exe has been seen being distributed by the following URL.

http://www.software-forus.com/.../cpuminer-x11opt-setup.exe

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