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openofficesuite-setup.exe

Blueis

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 Blueis has been detected as adware by 17 anti-malware scanners. The program is a setup application that uses the Tightrope WebInstall installer. With this installer, users are expecting to download the free Apache OpenOffice but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Blueis  (signed and verified)

MD5:
e88692d7039b868728bb1bc8b791aa53

SHA-1:
3abbd6854a74cd82bf8e5bd660c5b69947d7aa36

SHA-256:
48b8dd47eca74e057a8897b5a0ad82fbd789a8d08e115df290b0071598b17c6c

Scanner detections:
17 / 68

Status:
Adware

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

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:
4/24/2024 3:47:16 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.AirAdInstaller
2015.05.16

Avira AntiVirus
PUA/DownloadAdmin.Gen
8.3.1.6

avast!
Win32:DownloadAdmin-H [PUP]
150319-1

AVG
Generic
2016.0.3108

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Trojan.Downloadadmin
0.98/20470

Dr.Web
Trojan.Vittalia.27
9.0.1.05190

ESET NOD32
Win32/DownloadAdmin.I potentially unwanted application
7.0.302.0

F-Prot
W32/S-e78893a9
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.203.15931

Malwarebytes
PUP.Optional.DownloadAdmin.C
v2015.05.16.09

NANO AntiVirus
Trojan.Win32.XPACK.dprfbr
0.30.24.1357

Quick Heal
PUA.Blueis.Gen
5.15.14.00

Reason Heuristics
Threat.Tightrope.Bundler
15.5.16.5

Vba32 AntiVirus
Downloader.Agent
3.12.26.4

VIPRE Antivirus
Threat.4150696
39486

File size:
656 KB (671,696 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\openofficesuite-setup.exe

Digital Signature
Signed by:
Blueis

Authority:
VeriSign, Inc.

Valid from:
11/6/2014 7:00:00 PM

Valid to:
11/7/2015 6:59:59 PM

Subject:
CN=Blueis, O=Blueis, 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:
58AC2B1B2E1E80F003ECEE0F41F4124A

File PE Metadata
Compilation timestamp:
1/29/2015 1:35:11 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:s4BS2ly9NKPRdegPsgQr/745jezvROTVo80d1WU1ntTxJ10gJ1TvzB:shhKeiHQr/s1uRCBQWMxDpB

Entry address:
0x234A

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 78, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, E8, F8, FD, FF, FF, FF, 15, 30, 77, 40, 00, 68, 01, 80, 00, 00, FF, 15, C0, 70, 40, 00, 53, FF, 15, 2C, 77, 40, 00, 6A, 08, A3, 98, 3D, 42, 00, E8, DD, F9, FF, FF, 53, 68, 60, 01, 00, 00, A3, A0, 3C, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 0B, 74, 40, 00, FF, 15, 50, 71, 40, 00, 68, 00, 74, 40, 00, 68, A0, 34, 42, 00, E8, 5A, F3, FF, FF, FF, 15, BC, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57...
 
[+]

Entropy:
7.9733

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.us.com/download/.../dl?bc=1183065&pid=TR&brand=openoffice.us.com&s=msn&c=Srch_US_OpenOffice_us_Suite_BM_Low_QS&country=US&variation=chwebsite&cb=1256219700&filename=openofficesuite-setup.exe&osName=Windows&osVersion=7&browserName=IE&browserVersion=11&zTmp=1

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