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cdn.exe

CPU Miner - Setup

LLC TRK

The application cdn.exe by LLC TRK has been detected as a potentially unwanted program by 18 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 TRK )

Product:
CPU Miner - Setup

Version:
1.1

MD5:
ab03af368f55c090eb557ab53bc92b17

SHA-1:
4fc50c1eed5f5814d16272243dd96511c01fa251

SHA-256:
1a427c609d4112bd470359f57d01842606f393414d8040bde033313f91da4549

Scanner detections:
18 / 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:
11/24/2024 2:51:20 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Strictor.87902
5772809

Arcabit
Trojan.Strictor.D1575E
1.0.0.425

avast!
Malware-gen
150602-1

Baidu Antivirus
Hacktool.Win32.BitCoinMiner
4.0.3.15616

Bitdefender
Gen:Variant.Strictor.87902
1.0.20.835

Emsisoft Anti-Malware
Gen:Variant.Strictor.87902
10.0.0.5366

ESET NOD32
Win32/BitCoinMiner.BY potentially unsafe application
7.0.302.0

Fortinet FortiGate
Riskware/BitCoinMiner
6/16/2015

F-Secure
Gen:Variant.Strictor.87902
11.2015-16-06_3

G Data
Gen:Variant.Strictor.87902
15.6.25

K7 AntiVirus
Unwanted-Program
13.205.16237

McAfee
Trojan.Artemis!5F535ED87B7C
17.6.569.0

MicroWorld eScan
Gen:Variant.Strictor.87902
16.0.0.501

NANO AntiVirus
Riskware.Nsis.BitCoinMiner.dqgttf
0.30.24.2086

Norman
Gen:Variant.Strictor.87902
02.06.2015 14:23:46

Panda Antivirus
Trj/CI.A
15.06.16.09

Trend Micro House Call
TROJ_GE.9572A716
7.2.167

VIPRE Antivirus
Threat.4150696
40830

File size:
4.7 MB (4,946,248 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 TRK

Authority:
COMODO CA Limited

Valid from:
5/26/2015 5:00:00 PM

Valid to:
5/26/2016 4:59:59 PM

Subject:
CN="LLC TRK ""Alternatyva """, O="LLC TRK ""Alternatyva """, STREET="Miru str., 15", L=Borova, S=Kharkivska, PostalCode=63801, C=UA

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

Serial number:
00FC59307F6203B2A63C0BAC134F369BD7

File PE Metadata
Compilation timestamp:
10/6/2014 9:40:30 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:Vi9f7rmWdNdYA77oQW60YQaUHA19ectC7nFCBEwVOXVhPpJmAi0drwG5iww28/CZ:Vi9zLd/Ye7oQzBUHAHDtasBEw4XVhPj/

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:
7.9973

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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