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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 8 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:
27398af1093ced181325530aa9d785f8

SHA-1:
af598f50b26b265fb674f1a8529362ef4ecd11ef

SHA-256:
4fea56f0eb16e52dcffddd1244817125485b010b3dcb436e188a727c17ca8a67

Scanner detections:
8 / 68

Status:
Adware

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:
4/26/2024 3:45:53 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
APPL/DownAdmin.prfa
7.11.209.38

AVG
Generic
2016.0.3203

ESET NOD32
Win32/DownloadAdmin.I potentially unwanted application
7.0.302.0

F-Secure
Adware:W32/WebInstallBundle
5.13.68

G Data
Win32.Application.DownloadAdmin
15.2.25

Reason Heuristics
PUP.Installer.Tightrope
15.2.9.23

VIPRE Antivirus
Threat.4783369
36694

File size:
653.3 KB (668,936 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:
Blueis

Authority:
VeriSign, Inc.

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

Valid to:
11/7/2015 5:59:59 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 12:35:11 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:PKCFG+pl1Hp7p4ZkuRt4Zh3UdOxouSdWE7uglrB/jmN7Trkfcn+z:P3Xxp4Zkuf47kdtdZ7uC/jmlrDn+z

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:
7.9728

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP SSL):
Connects to 50.22.63.138-static.reverse.softlayer.com  (50.22.63.138:443)

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