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openofficesuite-setup.exe

Download Admin

This is the Tightrope WebInstall which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application openofficesuite-setup.exe by Download Admin has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the Tightrope WebInstall installer. The installer is marketed through download protals and search ads as the free Apache OpenOffice but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Download Admin  (signed and verified)

MD5:
36396099446a042725e138c7f15377a4

SHA-1:
ba3660728b80e7ead21e0fecffe571967bab8bb2

SHA-256:
ef7561912c2de534c8fe41b99076c7b7860b9c452a9ba266dd7a8c871653045a

Scanner detections:
10 / 68

Status:
Adware

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:
4/25/2024 4:34:57 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Downloader
14.12.03

Dr.Web
Adware.Downware.2220
9.0.1.0337

ESET NOD32
Win32/DownloadAdmin
8.9746

herdProtect (fuzzy)
variant of horizon-setup276.exe (Adware)
2014.12.3.8

K7 AntiVirus
Unwanted-Program
13.177.11951

Malwarebytes
PUP.Optional.DownloadAdmin.A
v2014.12.03.03

NANO AntiVirus
Riskware.Win32.Downware.crgjbr
0.28.0.59608

Reason Heuristics
PUP.Installer.DownloadAdmin.V
14.9.20.17

Sophos
Download Admin
4.98

VIPRE Antivirus
DownloadAdmin
28756

File size:
75.8 MB (79,447,264 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tightrope WebInstall (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\openofficesuite-setup.exe

Digital Signature
Signed by:
Download Admin

Authority:
VeriSign, Inc.

Valid from:
3/19/2013 7:00:00 PM

Valid to:
5/29/2016 6:59:59 PM

Subject:
CN=Download Admin, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Download Admin, L=SAN FRANCISCO, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
2EEB247A8F9D63D74CE7EF9551E3D401

File PE Metadata
Compilation timestamp:
6/22/2012 1:07:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:4xpJxaVCq4p9h0m4Ch9dE8Ygdx7UhOmD5cYAHuEymtiln78S6P4s:cp/aVAp9h0m449ssx7iOmtc9OE/B

Entry address:
0x333B

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, B0, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, C0, 70, 40, 00, 53, FF, 15, 88, 72, 40, 00, 6A, 08, A3, B8, 3C, 42, 00, E8, 2C, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 3B, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 43, 74, 40, 00, FF, 15, 64, 71, 40, 00, 68, 38, 74, 40, 00, 68, C0, 33, 42, 00, E8, 1D, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, 0B, 24, 00, 00...
 
[+]

Entropy:
0.1427

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file openofficesuite-setup.exe has been seen being distributed by the following 2 URLs.

http://files4.openoffice.us.com/download/.../dl?s=msn&c=Srch_US_OpenOffice_us_Suite_BM&brand=openoffice.us.com&pid=TR&bc=845397&country=US&cb=-1375647145

http://files5.openoffice.us.com/dl?bc=845397&geo

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