open_office_setup.exe

Downloadinfo

The Adlogica setup manager, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application open_office_setup.exe by Downloadinfo has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the Adlogica Downloader installer. This version of the installer will bundle a Mindspark/MyWebSearch Toolbar, a potentially unwanted web browser extension. The file has been seen being downloaded from s3.amazonaws.com and multiple other hosts.
Publisher:
Downloadinfo  (signed and verified)

MD5:
9e6fac5557886ce02369e6ed162e31b2

SHA-1:
dbb6aff7cc824452618862d0276e0c49d6a3c23d

SHA-256:
aec1e6609bfb6d672ffcaf91534a86474e6aa7d27bf6ce635884ce583489ded1

Scanner detections:
10 / 68

Status:
Adware

Explanation:
Bundles the Mindspark (MyWebSearch/Ask) toolbar, a web browser extension that will modify a user's search and home pages.

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:
4/26/2024 7:00:20 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Toolbar.MyWebSearch
7.1.1

avast!
Win32:PUP-gen [PUP]
2014.9-140926

AVG
AdPlugin
2015.0.3340

ESET NOD32
Win32/Toolbar.MyWebSearch (variant)
8.10409

Fortinet FortiGate
Riskware/Toolbar_MyWebSearch
9/26/2014

herdProtect (fuzzy)
2014.12.8.4

Malwarebytes
PUP.Optional.Downloadster
v2014.09.26.09

Panda Antivirus
Trj/Chgt.D
14.09.26.09

Reason Heuristics
PUP.Installer.Downloadinfo.R
14.9.26.9

Sophos
Generic PUA CH
4.98

File size:
823.4 KB (843,112 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adlogica Downloader

Language:
English (United States)

Common path:
C:\users\{user}\downloads\open_office_setup.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
8/13/2013 8:00:00 PM

Valid to:
8/14/2015 7:59:59 PM

Subject:
CN=Downloadinfo, O=Downloadinfo, STREET=96 Jessie st 4th floor, L=SAN FRANCISCO, S=CA, PostalCode=94105, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
0086FD7D8A08F1EAEB6084518153EB026C

File PE Metadata
Compilation timestamp:
6/21/2014 10:05:32 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:BuR5EPHvTzW59fZWcynKfFfIrTVRL8SpX1c8y1MmG3ss23atdLEk3Jv:Jf7zwryKNmTESpFc8y2t3ss23aVv

Entry address:
0x162E0

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C8, 89, 45, CC, 89, 45, D0, 89, 45, EC, 89, 45, D8, 89, 45, D4, B8, D4, 5E, 41, 00, E8, 12, 00, FF, FF, 33, C0, 55, 68, ED, 64, 41, 00, 64, FF, 30, 64, 89, 20, 33, C0, 55, 68, 8B, 64, 41, 00, 64, FF, 30, 64, 89, 20, 8D, 45, EC, 50, 8D, 45, D8, E8, BE, AF, FF, FF, 8B, 45, D8, 89, 45, DC, C6, 45, E0, 0B, 8D, 55, D4, B8, 08, 00, 00, 00, E8, CF, AF, FF, FF, 8B, 45, D4, 89, 45, E4, C6, 45, E8, 0B, 8D, 55, DC, B9, 01, 00, 00, 00, B8, 04, 65, 41, 00...
 
[+]

Entropy:
7.8738

Developed / compiled with:
Microsoft Visual C++

Code size:
85.5 KB (87,552 bytes)

The file open_office_setup.exe has been seen being distributed by the following 2 URLs.

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