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installer_microsoft_word_English.exe

Free Software LLC

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application installer_microsoft_word_English.exe by Free Software has been detected as adware by 13 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from domseo.com.edgesuite.net.
Publisher:
Free Software LLC  (signed and verified)

MD5:
9b650c2f3fa70c1e65d0a1ab5ac9b789

SHA-1:
187a74e75792edd0321e2a8f43bcda38b5b5cca9

SHA-256:
e1996a79782311e0937dbd6699fb53bfdf2e980c943067da136ac18f6fdb8444

Scanner detections:
13 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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 6:32:26 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

AVG
Generic
2015.0.3383

Dr.Web
infected with Trojan.Packed.28459
9.0.1.0300

ESET NOD32
Win32/InstallCore.PU potentially unwanted application
8.7.0.302.0

F-Prot
W32/InstallCore.AC.gen
v6.4.7.1.166

herdProtect (fuzzy)
variant of installer_minecraft_English.exe (Adware)
2014.10.28.2

Malwarebytes
PUP.Optional.InstallCore
v2014.08.14.12

McAfee
Adware-DomaIQ
5600.7039

Qihoo 360 Security
Win32/Trojan.Adware.37e
1.0.0.1015

Reason Heuristics
PUP.FreeSoftware.a
14.8.13.22

Trend Micro House Call
Suspici.E95DAE17
7.2.300

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.3

VIPRE Antivirus
Threat.4150696
32210

File size:
885.1 KB (906,360 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Nullsoft Install System)

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

Digital Signature
Signed by:
Free Software LLC

Authority:
Starfield Technologies, Inc.

Valid from:
8/1/2014 3:08:01 AM

Valid to:
7/22/2015 4:23:49 AM

Subject:
CN=Free Software LLC, O=Free Software LLC, L=Wilmington, S=Delaware, C=US

Issuer:
SERIALNUMBER=10688435, CN=Starfield Secure Certification Authority, OU=http://certificates.starfieldtech.com/repository, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
27DD6AADCC34E6

File PE Metadata
Compilation timestamp:
12/5/2009 2:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:pzF4hRP4xJA9eiq5Zo0YX+ZkKv1+/WNJTvv:ZihRQxGhCZnXZk+gkVv

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9898

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file installer_microsoft_word_English.exe has been seen being distributed by the following URL.

http://domseo.com.edgesuite.net/installers/out/006040060500606/piid-01234567899874563210012345678912/ax/fileprogramnet/english/nz-dnm/chrome/microsoft_word/d/782198027fc5094c479d3ef9a43b22b5/ici/.../na/installer_microsoft_word_English.exe

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