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adobe reader setup.exe

Web installer

Install Optimizer (Install Manager Limited)

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application adobe reader setup.exe, “Web installer Setup ” by Install Optimizer (Install Manager Limited) 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 setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
Application   (signed by Install Optimizer (Install Manager Limited))

Product:
Web installer

Description:
Web installer Setup

Version:
1.2.1.5

MD5:
b498380597968ebc2e402d97e9727ec8

SHA-1:
020bc7335a6c20fb49d92b2b29e34e116b5fdcb7

SHA-256:
58b9e49917e6e4968895b8ccb5127248d76b223581069b15a3205c965eb0b7c9

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
5/12/2024 7:25:18 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.Installer (M)
16.7.27.4

File size:
718.1 KB (735,360 bytes)

Product version:
4.3

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\adobe reader setup.exe

Digital Signature
Signed by:
Install Optimizer (Install Manager Limited)

Authority:
COMODO CA Limited

Valid from:
1/26/2015 4:00:00 PM

Valid to:
1/27/2016 3:59:59 PM

Subject:
CN=Install Optimizer (Install Manager Limited), O=Install Optimizer (Install Manager Limited), STREET="Level 27, Pwc Tower", STREET=188 Quay Street, L=Auckland City, S=Auckland, PostalCode=1010, C=NZ

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

Serial number:
4B020CC9716CE77B3AB894BFF4A8D35A

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:EmUPaYrIL5/W1r3lG+VRUZe85JhZQ2xA8xr2ezLW3RQ9hPjpKVLqZdswbO+K:ENPh8KLRUPQ0722KBQ9tEpMswq+K

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, BF, A9, FF, FF, E8, 5E, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8831

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file adobe reader setup.exe has been seen being distributed by the following URL.

http://cdn.completeapplicationscase.com/c?x=CtJM8PySiBETRlcmPv5XaZce8HBHBTczIl5BF2koG10=&c=0sDr0XDuo5jRh3q8YYCoM0E2XCxs4hs6MgpetL/j5i28mbLLSaru3SIOITuyndXy1/isXIYW4oKxJsMTRCt2Te M5CFZjERLwOIlXDO5ZcWSBbP9tdBnxo4V8v9 J &fallback_url=https://s3.amazonaws.com/.../install_reader11_en_mssd_aaa_aih.exe&downloadAs=Adobe Reader Setup.exe

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