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 16 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:
e8d7d581ebcd7e0f51f82f7a3245bbae

SHA-1:
c78fc59d3ee76be1e99de6069176a0fc2145e3fe

SHA-256:
47075a599a91daa14c78dc2724f90fc2848b490485a313c174bbd0e15189b33c

Scanner detections:
16 / 68

Status:
Adware

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

Analysis date:
1/15/2025 4:51:19 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.PlurPush
14.06.18

AVG
MalSign.Generic
2015.0.3439

Comodo Security
Application.Win32.Altbrowse.AK
18113

Dr.Web
Trojan.BPlug.22
9.0.1.0169

ESET NOD32
Win32/BrowseFox (variant)
8.9682

G Data
Win32.Application.BrowseFox
14.6.24

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.3692

Malwarebytes
PUP.Optional.PlurPush.A
v2014.06.18.02

McAfee
Artemis!E8D7D581EBCD
5600.7095

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
23.00.65.14616

Sophos
Generic PUA CC
4.98

SUPERAntiSpyware
Adware.BrowseFox/Variant
10536

Trend Micro House Call
TROJ_GEN.F47V0415
7.2.169

VIPRE Antivirus
Yontoo
28262

File size:
2 MB (2,061,952 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 5:00:00 PM

Valid to:
9/19/2015 4:59:59 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 2:52:01 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:rF8MBmp5IF6jz0gOLCf3vvqAbFh0UirzRVAB4jE9bl8H9:ruh5Igjz0vQXTiI4jCOd

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:
7.9975

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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