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openofficesuite-setup.exe

Trusted Install Software

The application openofficesuite-setup.exe by Trusted Install Software has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the Tomorrow Software Installer 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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from files4.openoffice.us.com.
Publisher:
Modern New Installer  (signed by Trusted Install Software)

Product:
Modern New Installer

Version:
33.9.8.1085

MD5:
97e54729fc9b7600d090198fe86c24f2

SHA-1:
3268a2f44b25d1fa904b9a67a2c4782e9b0f47ba

SHA-256:
3e0271d2ce391000f0eb27120a6bce7ad889a5087945a841c2ab950700f74e52

Scanner detections:
10 / 68

Status:
Adware

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

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:
5/7/2024 5:10:43 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
2014.9-151021

Dr.Web
Trojan.Vittalia.732
9.0.1.0294

Emsisoft Anti-Malware
Gen:Variant.Symmi.6376
8.15.10.21.03

ESET NOD32
Win32/DownloadAdmin.P potentially unwanted (variant)
9.12433

F-Prot
W32/S-3bfe598a
v6.4.7.1.166

F-Secure
Gen:Variant.Symmi.6376
11.2015-21-10_4

Malwarebytes
PUP.Optional.DownLoadAdmin
v2015.10.21.03

Reason Heuristics
PUP.TomorrowSoftware.TrustedInstallSoftware.Installer (M)
15.10.16.21

Sophos
Download Admin (PUA)
4.98

VIPRE Antivirus
Trojan.Win32.Generic
44668

File size:
866.8 KB (887,592 bytes)

Product version:
33.9.8.1085

Copyright:
Copyright (C) 2015

Original file name:
setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tomorrow Software Installer

Language:
English (United States)

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

Digital Signature
Signed by:
Trusted Install Software

Authority:
GoDaddy.com, Inc.

Valid from:
9/16/2015 5:38:38 PM

Valid to:
9/16/2016 5:38:38 PM

Subject:
CN=Trusted Install Software, O=Trusted Install Software, L=San Francisco, S=California, C=US

Issuer:
CN=Go Daddy Secure Certificate Authority - G2, OU=http://certs.godaddy.com/repository/, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
00E2AD3DC1CBA6ED41

File PE Metadata
Compilation timestamp:
9/18/2014 7:51:11 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:qrSup16n3t3JEWx3Dt/Bmx7ZeiyXxUcdEKlP:ipg3jd9vc4iC7l

Entry address:
0x1E62

Entry point:
E8, 19, BA, 00, 00, E9, 1B, B3, 00, 00, CC, CC, CC, CC, 81, EC, BC, 00, 00, 00, 8B, 94, 24, CC, 00, 00, 00, 53, 8B, 9C, 24, D8, 00, 00, 00, 55, 8B, AC, 24, CC, 00, 00, 00, 56, 8B, B4, 24, DC, 00, 00, 00, 57, 8B, BC, 24, D8, 00, 00, 00, 8B, 07, 03, C5, 89, 44, 24, 1C, 8B, 03, 8D, 0C, 30, 89, 4C, 24, 34, 8B, 8C, 24, E8, 00, 00, 00, 83, E1, 04, C7, 44, 24, 18, FF, FF, FF, FF, 89, 6C, 24, 10, 89, 74, 24, 20, 89, 4C, 24, 38, 74, 05, 83, C8, FF, EB, 06, 2B, C2, 8D, 44, 30, FF, 8D, 48, 01, 89, 44, 24, 3C, 89, 4C...
 
[+]

Entropy:
7.9687  (probably packed)

Code size:
52.5 KB (53,760 bytes)

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

http://files4.openoffice.us.com/download/.../dl?bc=1191811&pid=TR&brand=openoffice.us.com&s=msn&c=Srch_US_OpenOffice_us_Suite_BM_Low_QS&country=US&osName=Windows&osVersion=Vista&browserName=IE&browserVersion=9&cb=-1370782021&zTmp=1&executable=1195513

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