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cdn.exe

CPU Miner - Setup

SOFT Sistems, TOV

The application cdn.exe by SOFT Sistems, TOV has been detected as a potentially unwanted program by 7 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 SOFT Sistems, TOV)

Product:
CPU Miner - Setup

Version:
1.1

MD5:
fe2c3a424a0f1d3bbbf1e24d61e1e9c4

SHA-1:
22f071ccc3a2cda08eaaeb7693ebb28d1a883ab8

SHA-256:
22bc2b87adb4d60e9a49f2869b17556f648ed5de0177215fa2a14cf25e838277

Scanner detections:
7 / 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 3:30:04 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
TR/BitCoinMiner.2410272
8.3.1.6

avast!
Malware-gen
150531-1

Baidu Antivirus
Hacktool.Win32.BitCoinMiner
4.0.3.1562

ESET NOD32
Win32/BitCoinMiner.BY potentially unsafe application
7.0.302.0

IKARUS anti.virus
Trojan.BitCoinMiner
t3scan.1.9.3.0

K7 AntiVirus
Unwanted-Program
13.204.16117

NANO AntiVirus
Riskware.Nsis.BitCoinMiner.dqgttf
0.30.24.1636

File size:
2.5 MB (2,591,440 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:
SOFT Sistems, TOV

Authority:
COMODO CA Limited

Valid from:
5/26/2015 5:30:00 AM

Valid to:
5/26/2016 5:29:59 AM

Subject:
CN="SOFT Sistems, TOV", O="SOFT Sistems, TOV", STREET="Bud. 24/15, vul.Spaska", S=Kyyiv, PostalCode=04070, C=UA

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

Serial number:
5CBD1C710A9546DFAF9D81941A6403B8

File PE Metadata
Compilation timestamp:
10/7/2014 10:10:10 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:2jAKkE9S9TfTFIHyODhEEpuaB2Tv45mm4actA7TXCjYgT0jckt/bjTnMkXFb4xtw:hEYdfTCHXhEEp53EanTXCF0jcktPTnMC

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:
7.9964

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.

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

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