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cdn.exe

CPU Miner - Setup

LLC

The application cdn.exe by LLC has been detected as adware by 10 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:
fe0a8ed3f2a5132a0abb97e2852d3e92

SHA-1:
3e918ba2aea2279c154170ba15c756f0e2e5260d

SHA-256:
a4ff386ee641ba09311cc9750bc14646c2f2635df1777fc82ed8135869b211f5

Scanner detections:
10 / 68

Status:
Adware

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:
12/26/2024 12:04:27 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
TR/Crypt.XPACK.Gen
7.11.30.172

avast!
Multi:BitCoinMiner-B [PUP]
2014.9-150616

Baidu Antivirus
Hacktool.Win32.BitCoinMiner
4.0.3.15616

ESET NOD32
Win32/BitCoinMiner.BY potentially unsafe application
7.0.302.0

IKARUS anti.virus
Trojan.BitCoinMiner
t3scan.1.9.5.0

K7 AntiVirus
Unwanted-Program
13.205.16251

NANO AntiVirus
Riskware.Nsis.BitCoinMiner.dqgttf
0.30.24.2086

Qihoo 360 Security
HEUR/QVM42.1.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.Amonitize.Installer
15.6.15.20

Trend Micro House Call
Suspici.34A7C78E
7.2.167

File size:
4.5 MB (4,712,088 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\microsoft\windows\inetcache\content.ie5\sldgdxys\cdn.exe

Digital Signature
Signed by:
LLC

Authority:
COMODO CA Limited

Valid from:
5/27/2015 7:00:00 PM

Valid to:
5/27/2016 6:59:59 PM

Subject:
CN="LLC ""ALGOL-SOFT Nikolaev""", O="LLC ""ALGOL-SOFT Nikolaev""", STREET="Komsomolskaya Street, Building 103-A", L=Mykolayiv, S=Mykolayivska obl., PostalCode=54000, C=UA

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

Serial number:
737C76E85D361C6445D01F94882D618F

File PE Metadata
Compilation timestamp:
10/6/2014 11:40:03 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:PxFXzD1wb0YpPRgCrXzJ/BFP8f1ruH6bq02BC5q/rHYDacB6IJN:5FXzR2JgezJbP8NyabhkC0/rKvpJN

Entry address:
0x321A

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, F8, 1F, 7A, 00, E8, C0, 2D, 00, 00, A3, 44, 1F, 7A, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, F8, D4, 79, 00, FF, 15, 64, 71, 40, 00, 68, E4, 91, 40, 00, 68, 40, 17, 7A, 00, E8, 6A, 2A, 00, 00, FF, 15, B0, 70, 40, 00, BD, 00, 80, 7A, 00, 50, 55, E8, 58, 2A...
 
[+]

Entropy:
7.9980

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 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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