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adobe_reader_setup.exe

Software

Download Sphere

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, “Software Setup ” by Download Sphere has been detected as adware by 13 anti-malware scanners. 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:
Installer   (signed by Download Sphere)

Product:
Software

Description:
Software Setup

Version:
2.6.1.2

MD5:
fe1de7db0302992d2dccadeff81069dd

SHA-1:
98da6e8b9d84cf88853115353718fa27f9f03b3a

SHA-256:
159ae827bcf6736f90c91c2d4e414d15b8977d112ac6f6330cafa4d7076bd617

Scanner detections:
13 / 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 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:
12/27/2024 6:16:10 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
PUA/InstallCore.A.2387
8.3.1.6

AVG
Generic
2016.0.3075

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.InstallCore.DSZ
22485

Dr.Web
Trojan.InstallCore.61
9.0.1.05190

ESET NOD32
Win32/InstallCore.XM potentially unwanted application
7.0.302.0

G Data
Win32.Application.InstallCore.EG
15.6.25

K7 AntiVirus
Trojan
13.205.16279

NANO AntiVirus
Riskware.Win32.InstallCore.dqvwta
0.30.24.2086

Reason Heuristics
PUP.installCore.Installer
15.6.17.18

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.4

VIPRE Antivirus
Threat.4150696
40828

File size:
761.5 KB (779,728 bytes)

Product version:
5.7.1

Copyright:
Prog Generic

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:
Download Sphere

Authority:
COMODO CA Limited

Valid from:
1/8/2015 7:00:00 PM

Valid to:
1/8/2017 6:59:59 PM

Subject:
CN=Download Sphere, O=Download Sphere, STREET="1732 1st Ave #26525", L=New York, S=NY, PostalCode=10128, C=US

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

Serial number:
09ED318A28B41FD6E81D57ED46FD6A2D

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

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:C9oGtk/EL56sACpdfEPCy43pdOMGoVs/YUO32JOw4SbPQFKNu+uiz3+spw3EUQtf:C9oAGc56sACppEay43pK/YJ32BR/uD+d

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.8815

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

Code size:
39.5 KB (40,448 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to server-54-192-55-147.jfk6.r.cloudfront.net  (54.192.55.147:80)

TCP (HTTP):
Connects to ec2-54-186-47-57.us-west-2.compute.amazonaws.com  (54.186.47.57:80)

TCP (HTTP):
Connects to ec2-52-10-224-155.us-west-2.compute.amazonaws.com  (52.10.224.155:80)

TCP (HTTP):
Connects to ec2-107-20-182-77.compute-1.amazonaws.com  (107.20.182.77:80)

TCP (HTTP):
Connects to a72-246-43-27.deploy.akamaitechnologies.com  (72.246.43.27:80)

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