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update.exe

WARP INSTALL

The software uses the Optimum Installer/Fusion Installer (Adknowledge) to download and install an offer stack of adware including toolbars, coupon extensions and various unwanted utilities. This installer is just a stub to present offers and download the expected software. The application update.exe, “Premium Installer ” by WARP INSTALL has been detected as adware by 38 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent.
Publisher:
Premium Installer   (signed by WARP INSTALL)

Product:
Premium Installer

Description:
Premium Installer

Version:
1.3.7.2

MD5:
7737f217b20430ad3979a898f3a29ba2

SHA-1:
9687ebe32db0b135de81bc308534eecb4e286eea

SHA-256:
e2f960855b6087b09e36c3c72ab7d6394333322d5f26b8d59995e1494367cb20

Scanner detections:
38 / 68

Status:
Adware

Explanation:
This setup/installer bundles various adware components (toolbars, shopping extensions, utility offers).

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:
4/26/2024 4:19:11 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.OptimumInstaller.1
371

Agnitum Outpost
PUA.Downloader
7.1.1

AhnLab V3 Security
PUP/Win32.IBryte
2014.07.30

Avira AntiVirus
Adware/iBryte.bxka
7.11.145.42

avast!
Win32:Somoto-N [PUP]
2014.9-160129

AVG
Adware AdPlugin
2017.0.2849

Bitdefender
Gen:Variant.Application.Bundler.OptimumInstaller.1
1.0.20.145

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Agent-7355
0.98/19306

Comodo Security
Application.Win32.IBryte.WX
18160

Dr.Web
Trojan.Packed.28561
9.0.1.029

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.OptimumInstaller
8.16.01.29.05

ESET NOD32
Win32/AdWare.iBryte.AN application
10.7.0.302.0

Fortinet FortiGate
Riskware/Generic.AC.13751
1/29/2016

F-Prot
W32/DomaIQ.G.gen
v6.4.7.1.166

F-Secure
Gen:Variant.Application.Bundler
11.2016-29-01_6

G Data
Win32.Application.PremiumInstaller
16.1.24

IKARUS anti.virus
AdWare.iBryte
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.176.11737

Kaspersky
not-a-virus:Downloader.Win32.Agent
14.0.0.741

Malwarebytes
PUP.Optional.OptimumInstaller.A
v2016.01.29.05

McAfee
Artemis!123F83C088D5
5600.6505

MicroWorld eScan
Gen:Variant.Application.Bundler.OptimumInstaller.1
17.0.0.87

NANO AntiVirus
Trojan.Win32.DownLoader9ENT.cwlbzr
0.28.0.59492

Norman
Gen:Variant.Application.Bundler.OptimumInstaller.1
11.20160129

nProtect
Trojan-Clicker/W32.iBryte.240416
14.11.10.01

Panda Antivirus
Trj/Genetic.gen
16.01.29.05

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Quick Heal
Adware.iBryte.DK4
1.16.14.00

Reason Heuristics
PUP.Adknowledge.WARPINSTALL.Installer (M)
16.1.29.17

Rising Antivirus
PE:Malware.Agent!6.1684
23.00.65.16127

Sophos
PUA.iBryte Optimum Installer
55

SUPERAntiSpyware
Adware.PremiumInstaller/Variant
9356

Total Defense
Win32/Tnega.XABfAXD
37.0.10891

Trend Micro House Call
TROJ_GEN.F47V0515
7.2.29

Vba32 AntiVirus
AdWare.iBryte
3.12.26.0

VIPRE Antivirus
Optimum Installer
28212

Zillya! Antivirus
Downloader.Agent.Win32.186266
2.0.0.1791

File size:
231.3 KB (236,832 bytes)

Product version:
1.3.7.2

Copyright:
Copyright (C) 2013 Premium Installer

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adknowledge Fusion

Language:
English (United States)

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

Digital Signature
Signed by:
WARP INSTALL

Authority:
VeriSign, Inc.

Valid from:
10/3/2013 5:00:00 PM

Valid to:
9/20/2014 4:59:59 PM

Subject:
CN=WARP INSTALL, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=WARP INSTALL, L=Kansas City, S=Missouri, 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:
52A35E3AC3B67E8CD7BB42D490658BBA

File PE Metadata
Compilation timestamp:
4/5/2014 11:00:12 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
3072:3zUndgoELxM+ruXJi7YPInyMk49oUYYOFTQmhpWSGGB534KpxC:3zX9MmVYPdGiUYYOhoRGz4KpxC

Entry address:
0x107AC

Entry point:
E8, CB, 47, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, A8, B2, 42, 00, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 60, B0, 42, 00, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64, 8B, 1D, 00, 00, 00, 00, 8B, 03, 64, A3, 00, 00, 00, 00, 8B, 45, 08, 8B, 5D, 0C, 8B, 6D, FC, 8B, 63...
 
[+]

Entropy:
6.4031

Code size:
166 KB (169,984 bytes)

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

http://downloadju.com/direct/.../update.exe

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