cdn.exe

CPU Miner - Setup

The Group

The application cdn.exe by The Group has been detected as a potentially unwanted program by 17 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 The Group)

Product:
CPU Miner - Setup

Version:
1.1

MD5:
41f1213d7ae27b51401b35e4b28655a8

SHA-1:
c94a812490bb116d58e2fcca855a243b3d4274af

SHA-256:
8aa4559348b1a53649e4a6278f712b9c05fc2301dec82962fdfc0e549713a2cc

Scanner detections:
17 / 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:
12/27/2024 6:31:27 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Strictor.87902
586

Avira AntiVirus
TR/BitCoinMiner.2519320.3
8.3.1.6

Arcabit
Trojan.Strictor.D1575E
1.0.0.425

avast!
Multi:BitCoinMiner-B [PUP]
2014.9-150629

AVG
Generic_s
2016.0.3064

Baidu Antivirus
Hacktool.Win32.BitCoinMiner
4.0.3.15629

Bitdefender
Gen:Variant.Strictor.87902
1.0.20.900

Dr.Web
Trojan.BtcMine.711
9.0.1.0180

Emsisoft Anti-Malware
Gen:Variant.Strictor.87902
8.15.06.29.04

ESET NOD32
Win32/BitCoinMiner.BY potentially unsafe (variant)
9.11854

F-Secure
Gen:Variant.Strictor.87902
11.2015-29-06_2

G Data
Gen:Variant.Strictor.87902
15.6.25

IKARUS anti.virus
Trojan.BitCoinMiner
t3scan.1.9.5.0

MicroWorld eScan
Gen:Variant.Strictor.87902
16.0.0.540

NANO AntiVirus
Riskware.Nsis.BitCoinMiner.dqgttf
0.30.24.2266

Panda Antivirus
Trj/CI.A
15.06.29.04

VIPRE Antivirus
Trojan.Win32.Generic
41508

File size:
4.1 MB (4,278,872 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:

Authority:
COMODO CA Limited

Valid from:
5/30/2015 5:00:00 PM

Valid to:
5/30/2016 4:59:59 PM

Subject:
CN=The Group, O=The Group, STREET="vul. Gagarina, 5", L=Khmelnytskyy, S=Khmelnytska obl, PostalCode=29000, C=UA

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

Serial number:
47800CE335CF5196AC9AFB9061AA72E4

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:CgNbhE35Fek3t2ysIIQKWpfILFTnM4p4f2U1/ZVYVri6km/R:CgNOHeO2jhHWKTMw4f2UKW6RJ

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...
 
[+]

Entropy:
7.9985

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

Remove cdn.exe - Powered by Reason Core Security