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setup.exe

Plugin Update S.L.

This is the Softpulse installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application setup.exe by Plugin Update S.L has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Softpulse SoftwareBundler installer. The file has been seen being downloaded from www.yuntaishan9.com.
Publisher:
Plugin Update S.L.  (signed and verified)

MD5:
2bd97662d0589c90c01286c5faa54e60

SHA-1:
cbbf779ae52089b79bb49f358f60c60110bc1dbd

SHA-256:
325c7e9824f61a93ff3c0c6a6ed6bb641b11ea781ad0f18912897b6205a16da9

Scanner detections:
1 / 68

Status:
Adware

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.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
2/25/2025 1:10:53 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Softpulse.PluginUp.Bundler (M)
16.5.10.2

File size:
933 KB (955,360 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Softpulse SoftwareBundler

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

Digital Signature
Signed by:
Plugin Update S.L.

Authority:
VeriSign, Inc.

Valid from:
10/8/2014 2:00:00 AM

Valid to:
10/9/2015 1:59:59 AM

Subject:
CN=Plugin Update S.L., O=Plugin Update S.L., L=Guia de Isora, S=Santa Cruz de Tenerife, C=ES

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
0E923B9CF60DA59FC3A43A87A8071FC2

File PE Metadata
Compilation timestamp:
11/7/2014 10:42:39 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
12288:a0gxoU3w7kjE76m1+YMarZbez3LCyH2UFdf1wiC/JUFW//TwVhoPyPXvdTc78hO:8x4p1+wyDdfKHbBoO

Entry address:
0x10086

Entry point:
E8, 5D, 79, 00, 00, E9, 7F, FE, FF, FF, E9, 70, 25, 00, 00, 3B, 0D, 70, A8, 48, 00, 75, 02, F3, C3, E9, 62, 7B, 00, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8B, 01, BA, FF, FE, FE, 7E, 03, D0, 83, F0, FF, 33, C2, 83, C1, 04, A9, 00, 01, 01, 81, 74, E8, 8B, 41, FC, 84, C0, 74, 32, 84, E4, 74, 24, A9, 00, 00...
 
[+]

Code size:
158 KB (161,792 bytes)

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

http://www.yuntaishan9.com/down/flash/.../down.php?sid=572&dv1=ad565-it&kw1=ad565-it-xx&uuid=6dc55660-f968-4f09-4a88-0536d275f9a5&dv3=6dc55660-f968-4f09-4a88-0536d275f9a5

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