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open_office_setup.exe

Quick Downloader

The Adlogica setup manager, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application open_office_setup.exe by Quick Downloader has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the Adlogica Quick Downloader installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from download-file.downloadinfo.co.
Publisher:
Quick Downloader  (signed and verified)

MD5:
ac06b8eeb503f160a85c18d4e3fa67b5

SHA-1:
c9dafe0478d48a12064fddb121ab33901aaa4d33

SHA-256:
5f0103eb5bcc2704bc35f2a10f1db9a204df2e6b38412d73674607950d9c1036

Scanner detections:
11 / 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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/26/2024 1:06:00 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.175.218

avast!
Adware-gen [Adw]
141025-0

AVG
Generic
2015.0.3285

Clam AntiVirus
Win.Adware.Installcore-580
0.98/19672

Dr.Web
Trojan.Packed.28458
9.0.1.05190

ESET NOD32
Win32/InstallCore.QC potentially unwanted application
7.0.302.0

F-Prot
W32/InstallCore.AC.gen
v6.4.7.1.166

K7 AntiVirus
Trojan
13.183.13535

NANO AntiVirus
Riskware.Win32.InstallCore.dfgmmj
0.28.2.62440

Reason Heuristics
PUP.Installer.QuickDownloader.R
14.11.19.21

VIPRE Antivirus
InstallCore
33562

File size:
841.9 KB (862,064 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adlogica Quick Downloader (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
Quick Downloader

Authority:
COMODO CA Limited

Valid from:
8/11/2014 5:00:00 PM

Valid to:
8/11/2017 4:59:59 PM

Subject:
CN=Quick Downloader, O=Quick Downloader, STREET="96 Jessie St, 4th Floor", L=San Francisco, S=CA, PostalCode=94105, C=US

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

Serial number:
0087CE63C7728E982ECA2980DCA8DDE091

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:XGvpYwvmvuvh51XTb9fKBeHmE+ZuciSLaY8EGi8QGrG+OqQGWeOMpDXydcWBZ:XGvO8m2vnftHQLFadS8QGrsqeePli+Wv

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, 53, C9, FF, FF, E8, 9A, 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:
7.8970

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

Code size:
37 KB (37,888 bytes)

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

http://download-file.downloadinfo.co/download/196/.../

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