openofficecalc-setup.exe

Zoobam

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 openofficecalc-setup.exe by Zoobam 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:
Zoobam  (signed and verified)

MD5:
5ba0a6cba4e339d95ad626fbf27d010f

SHA-1:
4e781150a54be0be51853b69a7e55daf90265c88

SHA-256:
50b05999e5c8938f5945bc15f01a9ac6b70b5196819acb162ce3f0d05d3b55a1

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 '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:
4/24/2024 1:01:42 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tightrope (M)
17.3.16.9

File size:
834.1 KB (854,104 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\openofficecalc-setup.exe

Digital Signature
Signed by:

Authority:
GoDaddy.com, Inc.

Valid from:
10/15/2014 10:27:59 PM

Valid to:
10/15/2017 10:27:59 PM

Subject:
CN=Zoobam, O=Zoobam, L=Kirkland, S=Washington, 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:
4EA9D31E75E043

File PE Metadata
Compilation timestamp:
12/7/2014 11:56:37 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x3522

Entry point:
81, EC, 78, 01, 00, 00, 53, 55, 56, 33, DB, C6, 44, 24, 0C, 20, 57, 8B, EB, BF, A0, 83, 40, 00, 8B, F3, E8, FC, 3C, 00, 00, FF, 15, 08, 87, 40, 00, 68, 01, 80, 00, 00, FF, 15, AC, 80, 40, 00, 53, FF, 15, 0C, 87, 40, 00, 6A, 08, A3, C4, 4C, 42, 00, E8, 26, 2A, 00, 00, 53, 68, 60, 01, 00, 00, A3, 50, 44, 42, 00, 8D, 44, 24, 30, 50, 53, 68, E3, 83, 40, 00, FF, 15, 50, 81, 40, 00, 68, E4, 83, 40, 00, 68, 60, 44, 42, 00, E8, 40, 2C, 00, 00, FF, 15, A8, 80, 40, 00, 50, 68, 00, A0, 42, 00, E8, 2F, 2C, 00, 00, 53...
 
[+]

Entropy:
7.4949

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

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