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pdfreadersetup.exe

InstallCore Ltd.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application pdfreadersetup.exe by InstallCore 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 installCore installer. The file has been seen being downloaded from www.coolpdfreader.com.
Publisher:
InstallCore Ltd.  (signed and verified)

MD5:
860ca143be1d7618c330f16bbfc119c9

SHA-1:
4b9b15d8e2536e1f60d2c6719749eabb26c1f141

SHA-256:
d8bbd10808aadc023f6b447a823809570433ccc516607031d2372f55c32d27f5

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:
4/24/2024 7:23:19 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.Installer (M)
16.7.5.15

File size:
1001.8 KB (1,025,808 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore

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

Digital Signature
Signed by:
InstallCore Ltd.

Authority:
COMODO CA Limited

Valid from:
2/21/2012 12:00:00 AM

Valid to:
2/20/2013 11:59:59 PM

Subject:
CN=InstallCore Ltd., OU=Support, O=InstallCore Ltd., STREET=Nisim Aloni 21, L=Tel Aviv, S=N/A, PostalCode=62919, C=IL

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

Serial number:
0088971791FBF6CE4920268CDF6A0A825F

File PE Metadata
Compilation timestamp:
6/19/1992 11:22:17 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:MEm/b7/y+XwLh3iATLpAIlTX2uSsfsz0wVrI4:dm/b7/y+XsLpliutwVr

Entry address:
0xC18A7

Entry point:
55, 8B, EC, 83, C4, F0, B8, C9, 48, 48, 00, E8, E8, DD, FF, FF, F5, FD, FF, FF, 84, C0, 75, 13, 68, 00, 80, 00, 00, 6A, 00, 8B, 03, 50, E8, 62, FD, FF, FF, 33, C0, 89, 03, 5D, 5F, 5E, 5B, C3, 90, 53, 56, 57, 55, 83, C4, EC, 89, 4C, 24, 04, 89, 14, 24, C7, 44, 24, 08, FF, FF, FF, FF, 33, D2, 89, 54, 24, 0C, 8B, E8, 8B, 04, 24, 03, C5, 89, 44, 24, 10, 8B, 1D, E4, 15, 47, 00, EB, 51, 8B, 3B, 8B, 73, 08, 3B, EE, 77, 46, 8B, C6, 03, 43, 0C, 3B, 44, 24, 10, 77, 3B, 3B, 74, 24, 08, 73, 04, 89, 74, 24, 08, 8B, C6...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
787 KB (805,888 bytes)

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

http://www.coolpdfreader.com/default/ga/.../?dl=1

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