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officeinstaller.exe

Download Manager

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 officeinstaller.exe, “Product Installer” by Download Manager has been detected as adware by 16 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
Setup  (signed by Download Manager)

Product:
Setup

Description:
Product Installer

Version:
1.0.0.0010

MD5:
6401eabf9b527dddb8af4a55725aae5e

SHA-1:
b64192300a51c8f7b4b3d11b098267440a453161

SHA-256:
1e57bbef30962eaf271266f3a6baa525593c4359408a4e35e8b5ef45981df939

Scanner detections:
16 / 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:
4/23/2024 9:17:22 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.SpeedingUpMyPC
7.1.1

avast!
Adware-ASF [PUP]
2014.9-141203

AVG
Trojan horse SHeur4
2015.0.3272

Baidu Antivirus
Adware.Win32.SpeedingUpMyPC
4.0.3.14123

Comodo Security
ApplicUnwnt
18666

Dr.Web
SCRIPT.Virus
9.0.1.0337

Emsisoft Anti-Malware
Trojan-PWS.Win32.QQPass!IK
8.14.12.03.01

ESET NOD32
Win32/AdWare.SpeedingUpMyPC.G application
8.7.0.302.0

Fortinet FortiGate
Riskware/SpeedingUpMyPC
12/3/2014

IKARUS anti.virus
Trojan-PWS.Win32.QQPass
t3scan.2.0.0.0

K7 AntiVirus
Unwanted-Program
13.185.13789

McAfee
Artemis!7ACB9EB512A0
5600.6928

Reason Heuristics
PUP.Installer.DownloadManager.P
14.12.3.1

Trend Micro House Call
TROJ_GEN.F47V0103
7.2.337

Vba32 AntiVirus
Signed-Adware.InstallCore
3.12.18.2

VIPRE Antivirus
Trojan.Win32.Generic
19654

File size:
1016.2 KB (1,040,592 bytes)

Product version:
1.0.0

Copyright:
Copyright © 2012

Original file name:
Setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

Common path:
C:\users\{user}\downloads\app software downloads\officeinstaller.exe

Digital Signature
Signed by:
Download Manager

Authority:
COMODO CA Limited

Valid from:
5/30/2012 5:00:00 PM

Valid to:
5/31/2016 4:59:59 PM

Subject:
CN=Download Manager, O=Download Manager, STREET=26 York Street, STREET=Westminster, L=London, S=London, PostalCode=W1U 6PZ, C=GB

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

Serial number:
19777BC7489D8203801D05ACE10DBEAC

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:1LERttZpmohXfcY1a6wvzJ6D1rGJiDrQWpo9XaeJZ+MHSsuw2GUQtM6/6ik:MjmtY1qbJ6D3AbFJZ+MHSsLR1k

Entry address:
0x8000

Entry point:
55, 8B, EC, 83, C4, F0, B8, 98, 7F, 40, 00, E8, D4, C3, FF, FF, E8, 33, FC, FF, FF, E8, A2, B3, FF, FF, 8B, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
7.9794

Developed / compiled with:
Microsoft Visual C++

Code size:
28.5 KB (29,184 bytes)

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

https://www.download-free.com/download.php?software=office-suite&path=live10

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