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zinalev.exe

Sub Shop

yearsoft

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application zinalev.exe, “Sub Shop Application” by yearsoft has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a windows Service named “SubShop”.
Publisher:
yearsoft  (signed and verified)

Product:
Sub Shop

Description:
Sub Shop Application

Version:
1.0.0.3

MD5:
d7e02154d5720a490051c4a968bd831c

SHA-1:
09d751000405e781df245622903fd45b15551791

SHA-256:
9935fe856511e276d8abfa69e571ff767faff1cb85c5ac320f744aa00aca9167

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
4/20/2024 2:21:58 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.yearsoft (M)
16.2.15.19

File size:
63 KB (64,544 bytes)

Product version:
3.0.0.5

Copyright:
yearsoft

Original file name:
Sub Shop

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\roaming\zinale\zinalev.exe

Digital Signature
Signed by:
yearsoft

Authority:
Thawte, Inc.

Valid from:
6/21/2013 9:00:00 AM

Valid to:
6/22/2014 8:59:59 AM

Subject:
CN=yearsoft, OU=IT Team, O=yearsoft, L=Ansan-si, S=Gyeonggi-do, C=KR

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
1D640099747B7B0113E4E8A226D9C798

File PE Metadata
Compilation timestamp:
10/22/2013 8:31:26 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

CTPH (ssdeep):
768:PKy4emSMUBTDiN9LGpIMojhiQrEHb1H7tA+0F4PSYNLEsF/0j3OB/muPt7:GiVGN5GyhiwExH7Xtfc3OB/mc7

Entry address:
0x2B8D

Entry point:
E8, 4F, 04, 00, 00, E9, 91, FE, FF, FF, 55, 8B, EC, FF, 15, B0, 40, 40, 00, 6A, 01, A3, 5C, 64, 40, 00, E8, 46, 05, 00, 00, FF, 75, 08, E8, 44, 05, 00, 00, 83, 3D, 5C, 64, 40, 00, 00, 59, 59, 75, 08, 6A, 01, E8, 2C, 05, 00, 00, 59, 68, 09, 04, 00, C0, E8, 2D, 05, 00, 00, 59, 5D, C3, 55, 8B, EC, 81, EC, 24, 03, 00, 00, 6A, 17, E8, 6C, 08, 00, 00, 85, C0, 74, 05, 6A, 02, 59, CD, 29, A3, 40, 62, 40, 00, 89, 0D, 3C, 62, 40, 00, 89, 15, 38, 62, 40, 00, 89, 1D, 34, 62, 40, 00, 89, 35, 30, 62, 40, 00, 89, 3D, 2C...
 
[+]

Entropy:
6.0639

Code size:
11 KB (11,264 bytes)

Service
Display name:
SubShop

Service name:
zinalev

Type:
Win32OwnProcess, InteractiveProcess


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