home

startdownload.exe

Fileadventure

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application startdownload.exe, “Premium Installer ” by Fileadventure 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 Adknowledge Fusion installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from install.oinstaller9.com.
Publisher:
Premium Installer   (signed by Fileadventure)

Product:
Premium Installer

Description:
Premium Installer

Version:
2.4.8.1

MD5:
4a2b61a8d2c1614e363afa6ca7b9fc86

SHA-1:
d4f67b16f4ded2e338b99ff8dcfa91e50adb010b

SHA-256:
3399478f00ac71ef92249a30e66a735fead6c83b6ffe5a16d170a81e62de9728

Scanner detections:
1 / 68

Status:
Adware

Explanation:
This installer bundles various adware prorgams that may include toolbars and web browser advertising injectors/extensions.

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:
12/25/2024 1:04:52 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adknowledge (M)
16.8.3.1

File size:
389.9 KB (399,224 bytes)

Product version:
2.4.8.1

Copyright:
Copyright (C) Premium Installer

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adknowledge Fusion

Language:
English (United States)

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

Digital Signature
Signed by:
Fileadventure

Authority:
COMODO CA Limited

Valid from:
7/14/2014 2:00:00 AM

Valid to:
7/15/2015 1:59:59 AM

Subject:
CN=Fileadventure, O=Fileadventure, STREET=4600 Madison Ave FL 10, L=Kansas City, S=Missouri, PostalCode=64112, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
2EF279A57EB2CCFE0FCD97FC0F239ADE

File PE Metadata
Compilation timestamp:
11/15/2014 8:00:20 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
6144:NuOIdKDz7zi/+6d145/usOYcH6WoufDiiUMMR7BzUxW0pA+U+NA:Nu5dKDz7zD6345/uxNTouRUMM8W0LJA

Entry address:
0x1612A

Entry point:
E8, F9, 98, 00, 00, E9, 78, FE, FF, FF, 50, 64, FF, 35, 00, 00, 00, 00, 8D, 44, 24, 0C, 2B, 64, 24, 0C, 53, 56, 57, 89, 28, 8B, E8, A1, 7C, 56, 43, 00, 33, C5, 50, FF, 75, FC, C7, 45, FC, FF, FF, FF, FF, 8D, 45, F4, 64, A3, 00, 00, 00, 00, C3, 50, 64, FF, 35, 00, 00, 00, 00, 8D, 44, 24, 0C, 2B, 64, 24, 0C, 53, 56, 57, 89, 28, 8B, E8, A1, 7C, 56, 43, 00, 33, C5, 50, 89, 65, F0, FF, 75, FC, C7, 45, FC, FF, FF, FF, FF, 8D, 45, F4, 64, A3, 00, 00, 00, 00, C3, 8B, 4D, F4, 64, 89, 0D, 00, 00, 00, 00, 59, 5F, 5F...
 
[+]

Code size:
169.5 KB (173,568 bytes)

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

https://install.oinstaller9.com/o/.../StartDownload.exe

Remove startdownload.exe - Powered by Reason Core Security
herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.