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cdn.exe

CPU Miner - Setup

LLC

The application cdn.exe by LLC has been detected as adware by 14 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:
cade1732073db673069510862b6d76f2

SHA-1:
2316fc1ac74fa9b16ad6c5868f7491400b83db3b

SHA-256:
8a3acc77ac8876e465771c07d1bdf8369b7be517bcd3f8da34a94088b84a3c0a

Scanner detections:
14 / 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:
12/27/2024 4:57:30 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Strictor.87902
565

Arcabit
Trojan.Strictor.D1575E
1.0.0.425

avast!
Win64:Malware-gen
2014.9-150720

Baidu Antivirus
Hacktool.Win32.BitCoinMiner
4.0.3.15720

Bitdefender
Gen:Variant.Strictor.87902
1.0.20.1005

Dr.Web
Trojan.BtcMine.711
9.0.1.0201

ESET NOD32
Win64/BitCoinMiner.AT potentially unsafe (variant)
9.11964

F-Secure
Gen:Variant.Strictor.87902
11.2015-20-07_2

G Data
Gen:Variant.Strictor.87902
15.7.25

MicroWorld eScan
Gen:Variant.Strictor.87902
16.0.0.603

NANO AntiVirus
Riskware.Nsis.BitCoinMiner.dqgttf
0.30.24.2487

Panda Antivirus
Trj/CI.A
15.07.20.04

Reason Heuristics
PUP.Amonitize.OpenSource.Installer (M)
15.7.20.4

VIPRE Antivirus
Trojan.Win32.Generic
42156

File size:
4.4 MB (4,590,672 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\qdj0v5a0\cdn.exe

Digital Signature
Signed by:
LLC

Authority:
COMODO CA Limited

Valid from:
6/27/2015 10:00:00 AM

Valid to:
6/27/2016 9:59:59 AM

Subject:
CN="LLC ""SOFT-GLOBAL""", O="LLC ""SOFT-GLOBAL""", STREET="str. Zhelyabova, 8/4", L=Kiev, S=Kiev, PostalCode=03680, C=UA

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

Serial number:
00B36870BF55993A07D317A20F776B7615

File PE Metadata
Compilation timestamp:
10/7/2014 3:40:30 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:Ss8h+XtAiJA+xs1ehTXQeGvoyb6NF2mzTOZszh4y5v13x4J2OkVo:Ss8h+Xtw+OeR/ybLmzTIZwv13+2OkC

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...
 
[+]

Entropy:
7.9976

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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