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startdownload.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 startdownload.exe, “Premium Installer ” by WARP INSTALL has been detected as adware by 39 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:
459a711b6d7519a60711bd403e6cde1f

SHA-1:
863812f59346da33799db19c9abc42bbb015a211

SHA-256:
0d4f0660903579bcf9d6852e18810c2bc978ae752049c3eb8bacf5acaaf9d6be

Scanner detections:
39 / 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:
4/25/2024 4:34:08 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.OptimumInstaller.1
521

Agnitum Outpost
PUA.Downloader
7.1.1

AhnLab V3 Security
PUP/Win32.IBryte
2014.06.03

Avira AntiVirus
Adware/iBryte.A.6609
7.11.141.30

avast!
Win32:Somoto-N [PUP]
2014.9-150901

AVG
AdPlugin
2016.0.2999

Bitdefender
Gen:Variant.Application.Bundler.OptimumInstaller.1
1.0.20.1220

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Trojan.Agent-730136
0.98/19185

Comodo Security
ApplicUnwnt
18041

Dr.Web
Trojan.Packed.26508
9.0.1.0244

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.OptimumInstaller
8.15.09.01.04

ESET NOD32
Win32/AdWare.iBryte.X application
9.7.0.302.0

Fortinet FortiGate
Riskware/Agent
9/1/2015

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

F-Secure
Gen:Variant.Application.Bundler
11.2015-01-09_3

G Data
Win32.Application.PremiumInstaller
15.9.24

herdProtect (fuzzy)
variant of setup.exe (Adware)
2015.10.28.17

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

K7 AntiVirus
Unwanted-Program
13.176.11806

Kaspersky
not-a-virus:Downloader.Win32.Agent
14.0.0.1492

Malwarebytes
PUP.Optional.OptimumInstaller.A
v2015.09.01.04

McAfee
Artemis!8902351BCA6C
5600.6655

MicroWorld eScan
Gen:Variant.Application.Bundler.OptimumInstaller.1
16.0.0.732

NANO AntiVirus
Trojan.Win32.Agent.cvofrk
0.28.0.58720

Norman
Gen:Variant.Application.Bundler.OptimumInstaller.1
11.20150901

nProtect
Trojan/W32.Badur.241952
14.06.27.01

Panda Antivirus
Trj/Genetic.gen
15.09.01.04

Qihoo 360 Security
Win32/Virus.Adware.803
1.0.0.1015

Quick Heal
Adware.iBryte.DK4
9.15.14.00

Reason Heuristics
PUP.Adknowledge.WARPINSTALL.Installer (M)
15.9.1.16

Rising Antivirus
PE:Malware.iBryte!6.14B5
23.00.65.15830

Sophos
iBryte Optimum Installer
4.98

SUPERAntiSpyware
Adware.PremiumInstaller/Variant
9656

Total Defense
Win32/Tnega.XABfAXD
37.0.10891

Trend Micro House Call
TROJ_GEN.F47V0402
7.2.244

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.0

VIPRE Antivirus
Optimum Installer
27984

Zillya! Antivirus
Downloader.Agent.Win32.185789
2.0.0.1773

File size:
232.8 KB (238,368 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\startdownload.exe

Digital Signature
Signed by:
WARP INSTALL

Authority:
VeriSign, Inc.

Valid from:
10/4/2013 3:00:00 AM

Valid to:
9/21/2014 2:59:59 AM

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:
4/12/2014 12:00:15 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
3072:tiA3aScsa2xIo/Zmlk89Q4hP+k8JiSM1g3YktIWLKV5LIpbh:tlaScsdxIoaq4F+9o2LKjIpbh

Entry address:
0xD7EC

Entry point:
E8, 0B, 48, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, AC, 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:
6.3779

Code size:
167 KB (171,008 bytes)

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