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VKMusicSetup.exe

VKMusicPlayer

LLC Pentagon

The application VKMusicSetup.exe by LLC Pentagon has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup and installation application and has been known to bundle potentially unwanted software. The file has been seen being downloaded from app.vkmusic.ru. While running, it connects to the Internet address hosted-by.ihc.ru on port 80 using the HTTP protocol.
Publisher:
LLC Pentagon  (signed and verified)

Product:
VKMusicPlayer

Version:
1.5.5896.23233

MD5:
fcafbeddd09aec4b55fca606e82bb2fa

SHA-1:
dcef48945182e8962e80cc36951599cc813f4033

SHA-256:
c8433b87045a278c3611ff094b2d7da0dc6801942c330ace598732e8de34b2b8

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/19/2024 9:27:19 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Pentagon.Installer (M)
16.2.22.21

File size:
3.1 MB (3,200,288 bytes)

Product version:
1.5.5896.23233

Copyright:
Copyright (c) LLC Pentagon. All rights reserved.

Original file name:
VKMusicSetup.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\vkmusicsetup.exe

Digital Signature
Signed by:
LLC Pentagon

Authority:
COMODO CA Limited

Valid from:
2/5/2016 3:00:00 AM

Valid to:
2/5/2017 2:59:59 AM

Subject:
CN=LLC Pentagon, O=LLC Pentagon, STREET="6-39, Kirova str.", L=Chelyabinsk, S=Chelyabinskaya oblast, PostalCode=454084, C=RU

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

Serial number:
648F94548803C1887E7F2C280B3909DA

File PE Metadata
Compilation timestamp:
11/28/2013 5:14:28 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
49152:/B4XToL03lSdQpScfCFoUyz+IJ5ydTgmmWgD1zAPOtxiKRuQ9n+HvWfllGWlPB5d:/qNEd4ScMwrJ1ug9uQ9GvWfllNPHo1Sf

Entry address:
0x267A5

Entry point:
E8, C9, 39, 00, 00, E9, 7F, FE, FF, FF, 3B, 0D, D0, 60, 45, 00, 75, 02, F3, C3, E9, C4, 40, 00, 00, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, 44, 7C, 45, 00, 01, 73, 0D, 8B, 4C, 24, 0C, 57, 8B, 7C, 24, 08, F3, AA, EB, 5D, 8B, 54, 24, 0C, 81, FA, 80, 00, 00, 00, 7C, 0E, 0F, BA, 25, 80, 61, 45, 00, 01, 0F, 82, 79, 41, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B...
 
[+]

Code size:
229.5 KB (235,008 bytes)

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

http://app.vkmusic.ru/vkmusicsetup.exe

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to hosted-by.ihc.ru  (185.22.234.189:80)

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