home

setup.exe

PlurPush

This is the installer and setup program from the PlurPush branded Yontoo adware web browser extension. This adware injects various forms of advertisements in the user's web browser based on the HTML content and URLs viewed. Ad include banners, in-line context text links, coupons, and search. The program will install an auto-updating background service that will update the software with additional features. The application setup.exe by PlurPush has been detected as adware by 19 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
PlurPush  (signed and verified)

MD5:
dfb6d16eb249acdcf3105b0d4c5d36af

SHA-1:
f902b7e519e10969765df9ff1d800af29ac2280f

SHA-256:
b0eab67d31fced3f3596f1969a5e40d3139c0eb287a7f9a9f5c18a4daeaa2c27

Scanner detections:
19 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
1/15/2025 4:50:10 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.PlurPush
14.05.09

Avira AntiVirus
APPL/BrowseFox.Gen2
7.11.144.142

AVG
MalSign.Generic
2015.0.3479

Comodo Security
Application.Win32.Altbrowse.AK
18137

Dr.Web
Trojan.BPlug.22
9.0.1.0129

ESET NOD32
Win32/BrowseFox (variant)
8.9701

Fortinet FortiGate
Adware/Agent
5/9/2014

G Data
Win32.Application.BrowseFox
14.5.24

IKARUS anti.virus
not-a-virus:AdWare.Win32.Agent
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.176.11806

Malwarebytes
PUP.Optional.PlurPush.A
v2014.05.09.10

NANO AntiVirus
Riskware.Win32.Agent.cuenda
0.28.0.59288

Reason Heuristics
PUP.Installer.PlurPush.F
14.8.8.0

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.14507

SUPERAntiSpyware
Adware.BrowseFox/Variant
10615

Trend Micro House Call
TROJ_GEN.F47V0405
7.2.129

Vba32 AntiVirus
AdWare.Agent
3.12.26.0

VIPRE Antivirus
Yontoo
28430

File size:
2 MB (2,101,600 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\setup.exe

Digital Signature
Signed by:
PlurPush

Authority:
VeriSign, Inc.

Valid from:
9/18/2013 8:00:00 PM

Valid to:
9/19/2015 7:59:59 PM

Subject:
CN=PlurPush, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=PlurPush, L=San Diego, S=California, C=US

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:
30ACE095C6EE9F3C39428EB86ECAFADF

File PE Metadata
Compilation timestamp:
12/5/2009 5:52:01 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:cOeXkJWF8Ma7bq7unZyz0gSafsuT1OyJq6vYCWl8HF:cOeeWuHHIunZyz0XuT1U6gCWOl

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 6F, 44, 00, E8, F1, 2B, 00, 00, A3, 84, 6E, 44, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, 9C, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 2E, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, F0, 46, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9976

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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

http://install-cdn.plurpush.net/setup.exe

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

TCP (HTTP):
Connects to wac.edgecastcdn.net  (72.21.81.13:80)

TCP (HTTP):
Connects to service.yontoo.com  (8.25.35.148:80)

TCP (HTTP):
Connects to api.yontoo.com  (8.25.35.15:80)

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