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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:
e536bd3944b5e2faef49471a5306569e

SHA-1:
c3f90cc71c4e31858a43a883735ee570952498ac

SHA-256:
10eca5810b02534c3ca9424196bc902b07078113fb59b927eb01066c69cbe4fb

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:
4/26/2024 10:55:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Installer.DownloadAdmin.V
14.11.4.19

File size:
32.7 MB (34,284,224 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:
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:
6/22/2012 2:07:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:JxpJzcNwO/I0XwCoY1OonDS207HrQEZ3tnDjjViYZizsJxcG:bpdcNwZjCNu2I93tnjkEXLcG

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:
0.2761

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 URL.

http://files4.openoffice.fm/download?s=google&c=openoffice.fm_suite&brand=openoffice.fm&pid=TR&bc=10307&country=CA&cb=174354943

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