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cn3.exe

Setup

Open Source

The application cn3.exe has been detected as a potentially unwanted program by 6 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. 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 cn3-14b7.kxcdn.com.
Publisher:
Open Source

Product:
Setup

Version:
1.2

MD5:
96349c96f288ee8236cf35f60d3b3c8d

SHA-1:
82b5ac0f6bcbb6929892227550891a2c25172802

SHA-256:
e9ce2145ac8ae9e189d8889a05a07e4cc5e6537c459b0b3c97798556953448d8

Scanner detections:
6 / 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:
11/5/2024 4:44:15 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
160216-0

AVG
Adware Generic_r.AVO
2015.0.4533

Dr.Web
Detection.Undefined
9.0.1.05190

ESET NOD32
Win32/BitCoinMiner.BY potentially unsafe application
8.0.319.0

F-Secure
Variant.Symmi.61897
5.15.21

Norman
Gen:Variant.Application.BitcoinMiner.16
29.02.2016 05:46:54

File size:
4.6 MB (4,795,415 bytes)

Product version:
1.2

Copyright:
2015 - Open Source

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\ie\{random}\cn3.exe

File PE Metadata
Compilation timestamp:
8/4/2015 5:47:29 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:VjLMf5RGFF4IcPH5zRy7o0GdlopFgqy448rMFbFcMg9rKrYMpT6+TnMkXFb4x:2A4rH3EGP8rMwodRBTnM4p4

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, 67, 44, 00, E8, ED, 2D, 00, 00, A3, E4, 66, 44, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, 98, 94, 42, 00, FF, 15, 64, 71, 40, 00, 68, 80, 91, 40, 00, 68, E0, 26, 44, 00, E8, 97, 2A, 00, 00, FF, 15, 20, 71, 40, 00, BD, 00, F0, 46, 00, 50, 55, E8, 85, 2A...
 
[+]

Entropy:
5.9462

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file cn3.exe has been seen being distributed by the following URL.

http://cn3-14b7.kxcdn.com/CN3.exe

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