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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 1 anti-malware scanner with very strong indications that the file is a potential threat. 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:
98ab4bc2cf3ae9b14785dc1bc5c4028c

SHA-1:
9eee300ba5b1d3075140081372b19c69df0b5acf

SHA-256:
97c3959edda22b56fe90baac8e8955561df3809d07ef8eb525d886558e1d402c

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
11/15/2024 9:32:01 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Installer.DownloadAdmin.V
14.8.7.20

File size:
31.2 MB (32,713,288 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tightrope WebInstall

Language:
Language Neutral

Common path:
C:\Program Files\openofficesuite-setup.exe

Digital Signature
Signed by:
Download Admin

Authority:
VeriSign, Inc.

Valid from:
4/2/2010 8:00:00 PM

Valid to:
5/29/2013 7:59:59 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 2009-2 CA, OU=Terms of use at https://www.verisign.com/rpa (c)09, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
29529B0D185F8525A92A866D4A38DA3A

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:8N4qLl6tbzUPCYxj7CYxhYrAa9ZKWpFL5Pmoo6z6SP1GMj9lClbbiSc4dI:8FlqPUPCEbxaDKWPLFmoZzdPolbeSI

Entry address:
0x7D430

Entry point:
60, BE, 00, 90, 47, 00, 8D, BE, 00, 80, F8, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, EF, 75, 09, 8B, 1E, 83, EE, FC, 11, DB, 73, E4, 31, C9, 83, E8, 03, 72, 0D, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 74, 89, C5, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 75, 20, 41, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB...
 
[+]

Entropy:
0.2838

Code size:
20 KB (20,480 bytes)

The file openofficesuite-setup.exe has been seen being distributed by the following 3 URLs.

http://files4.openoffice.fm/download?s=google&c=openoffice.fm_suite&brand=openoffice.fm&pid=TR&bc=608&country=us&cb=-1092764644

http://files4.openoffice.fm/download?s=google&c=openoffice.fm_suite&brand=openoffice.fm&pid=TR&bc=608&country=us&cb=-127907904

http://files4.openoffice.fm/download?s=google&c=openoffice.fm_suite&brand=openoffice.fm&pid=TR&bc=608&country=us&cb=-1940195502

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