» pdfreader_setup.exe
Overview
Analysis
File Details
Downloads (1)

pdfreader_setup.exe

PDF Reader

Download Helper

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application pdfreader_setup.exe by Download Helper 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 AirInstaller Download Manager installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from everydownload.softwaredelivery15.com.

File name:

pdfreader_setup.exe

Publisher:

Download Helper (signed and verified)

Product:

PDF Reader

Version:

3.0.0.136

MD5:

7a0c1937a297c08b5866cd9c79a5c7d6

SHA-1:

cdf681064b4b251340d354eebf0ab21d4008279c

SHA-256:

f4a4866aba84c738211a85bd5e3e38ef5298ba8533bb53854489d72e07d277d7

Scanner detections:

1 / 68

Status:

Adware

Note:

Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:

This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:

11/15/2024 6:23:01 AM UTC (today)

Scan engine

Detection

Engine version

Reason Heuristics

PUP.Air Software.DownloadHelper.Bundler (M)

16.1.15.22

File size:

1.1 MB (1,136,352 bytes)

Product version:

3.0.0.136

File type:

Executable application (Win32 EXE)

Bundler/Installer:

AirInstaller Download Manager

Language:

Language Neutral

Common path:

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

Digital Signature

Signed by:

Download Helper

Authority:

COMODO CA Limited

Valid from:

12/21/2015 7:00:00 PM

Valid to:

12/21/2016 6:59:59 PM

Subject:

CN=Download Helper, O=Download Helper, STREET=536 Herald St Unit 308, L=Victoria, S=BC, PostalCode=V8W1S5, C=CA

Issuer:

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

Serial number:

7403D5D9F1275B32252F3B40F9630A45

File PE Metadata

Compilation timestamp:

1/30/2013 9:21:56 AM

OS version:

5.0

OS bitness:

Win32

Subsystem:

Windows GUI

Linker version:

2.25

CTPH (ssdeep):

24576:LxGkT4FC++ORthkGSjbq5GshS6veCxRGUFVOCKmC2P8eyCwO6:k87un8HshS6VlFVOCKPCa

Entry address:

0x113BC

Entry point:

55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, 2C, 00, 41, 00, E8, E8, 51, FF, FF, 33, C0, 55, 68, 9E, 1A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 5A, 1A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, 5B, 41, 00, E8, 16, D8, FF, FF, E8, 65, D3, FF, FF, 80, 3D, DC, 2A, 41, 00, 00, 74, 0C, E8, 2B, D9, FF, FF, 33, C0, E8, 80, 32, FF, FF, 8D, 55, EC, 33, C0, E8, E2, A3, FF, FF, 8B, 55, EC, B8, 50, 86... 
[+]

Entropy:

6.9634

Developed / compiled with:

Microsoft Visual C++

Code size:

65.5 KB (67,072 bytes)

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

http://everydownload.softwaredelivery15.com/v2/click/39002879/?d=https://s3.amazonaws.com/windowsdownload/pdfreader.exe&sid=PDF Reader-US-GEM&uid=8819812&key=b1da83ad8cb491e0e8070dd1eafa4a5a4dc344f60a25d5336afae7decb150cce&affiliate_image=&product_image=https://s3.amazonaws.com/evdlimages/pdf-reader/product.png&n=PDF Reader&filename=pdfreader_setup&done_url=http://thankufordownloading.com/thank-you/&cancel_url=http://thankufordownloading.com/.../

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