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cdn.exe

CPU Miner - Setup

LLC

The application cdn.exe by LLC has been detected as a potentially unwanted program by 15 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. 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 cdn-14b7.kxcdn.com.
Publisher:
Open Source  (signed by LLC )

Product:
CPU Miner - Setup

Version:
1.1

MD5:
a092d0332d9b4361c9f74b380eed5ba1

SHA-1:
0d792abcb33de9e3a3cde5f0fbaaaa1a47430a72

SHA-256:
211529521a3a05017f9bcfe6e3f14e98cc5d1b0213f32d2eb799bdbf0fe35f70

Scanner detections:
15 / 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:
3/12/2025 1:19:51 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Graftor.187607
624

Agnitum Outpost
Riskware.BitCoinMiner
7.1.1

Avira AntiVirus
TR/BitCoinMiner.2402816
8.3.1.6

avast!
Win32:Malware-gen
2014.9-150521

Baidu Antivirus
Hacktool.Win32.BitCoinMiner
4.0.3.15521

Bitdefender
Gen:Variant.Graftor.187607
1.0.20.705

Emsisoft Anti-Malware
Gen:Variant.Graftor.187607
8.15.05.21.08

ESET NOD32
Win32/BitCoinMiner.BY potentially unsafe (variant)
9.11664

F-Secure
Gen:Variant.Graftor.187607
11.2015-21-05_5

G Data
Gen:Variant.Graftor.187607
15.5.25

K7 AntiVirus
Unwanted-Program
13.204.15985

MicroWorld eScan
Gen:Variant.Graftor.187607
16.0.0.423

NANO AntiVirus
Riskware.Nsis.BitCoinMiner.dqgttf
0.30.24.1636

Panda Antivirus
Trj/CI.A
15.05.21.08

VIPRE Antivirus
Trojan.Win32.Generic
40436

File size:
2.8 MB (2,958,720 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\cdn.exe

Digital Signature
Signed by:
LLC

Authority:
COMODO CA Limited

Valid from:
5/6/2015 1:00:00 AM

Valid to:
5/6/2016 12:59:59 AM

Subject:
CN="LLC ""LAYN-PROEKT""", O="LLC ""LAYN-PROEKT""", STREET="Vulitsya Bogdana Khmel''nits''kogo , Budinok 106", L=Lviv, S=Lvivska, PostalCode=79019, C=UA

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00E17C1DB2CCC44BCBE684F843F1CF4F3C

File PE Metadata
Compilation timestamp:
10/7/2014 5:40:30 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:s4WEFEMeXRjz91T7h7Zu2v88U3BYN5RNzOaJEDXyDe9qzqVzNX371hoN+ZSuwuiQ:sg891TDuOE3u5RNzGDXyC/ZNb1hvZRwW

Entry address:
0x3239

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 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, B4, 70, 40, 00, 53, FF, 15, 8C, 72, 40, 00, 6A, 09, A3, 98, E4, 42, 00, E8, C0, 2D, 00, 00, A3, E4, E3, 42, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, 20, 88, 42, 00, FF, 15, 64, 71, 40, 00, 68, E4, 91, 40, 00, 68, E0, DB, 42, 00, E8, 6A, 2A, 00, 00, FF, 15, B0, 70, 40, 00, BD, 00, 40, 43, 00, 50, 55, E8, 58, 2A...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
24 KB (24,576 bytes)

The file cdn.exe has been seen being distributed by the following URL.

http://cdn-14b7.kxcdn.com/cdn.exe

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