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yahoo-messenger_setup.exe

Advertiso GmbH

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application yahoo-messenger_setup.exe by Advertiso GmbH has been detected as adware by 19 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 409.dl.musterbewerbung.net.
Publisher:
Advertiso GmbH  (signed and verified)

MD5:
0078505fdaceb073076d82f1db4846a2

SHA-1:
04ecec4fe8a55943fe2048e833d2dcfef3fd54a9

SHA-256:
71118fbe9eeb0b74d566b9bc540260d0aa3607813b92bd19ae09e9d15d3204a2

Scanner detections:
19 / 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:
11/23/2024 7:21:49 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.164.78

AVG
InstallC
2015.0.3290

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.141115

Clam AntiVirus
Win.Trojan.Installcore-192
0.98/19468

Dr.Web
Trojan.Packed.28386
9.0.1.0319

ESET NOD32
Win32/InstallCore.MZ (variant)
8.10165

K7 AntiVirus
Unwanted-Program
13.181.12872

Kaspersky
not-a-virus:AdWare.Win32.InstallCore
14.0.0.2943

Malwarebytes
PUP.Optional.Downloader
v2014.11.15.07

NANO AntiVirus
Riskware.Text.Drop.deckuo
0.28.2.61942

nProtect
Trojan-Clicker/W32.InstallCore.766464
14.09.10.01

Qihoo 360 Security
Malware.QVM06.Gen
1.0.0.1015

Reason Heuristics
PUP.Installer.AdvertisoGmbH.V
14.11.15.7

Sophos
Install Core Click run software
4.98

SUPERAntiSpyware
PUP.InstallCore/Variant
10236

Trend Micro House Call
Suspicious_GEN.F47V0802
7.2.319

VIPRE Antivirus
Trojan.Win32.Generic
31690

Zillya! Antivirus
Adware.InstallCore.Win32.51
2.0.0.1917

File size:
748.5 KB (766,464 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\yahoo-messenger_setup.exe

Digital Signature
Signed by:
Advertiso GmbH

Authority:
COMODO CA Limited

Valid from:
10/28/2013 12:00:00 AM

Valid to:
10/28/2014 11:59:59 PM

Subject:
CN=Advertiso GmbH, O=Advertiso GmbH, STREET=Kiebitzhof 1a, L=Hamburg, S=Hamburg, PostalCode=22089, C=DE

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

Serial number:
5E967C83796D144C896154F79240904C

File PE Metadata
Compilation timestamp:
6/19/1992 11:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:m7vpzJW2Zd1wYe4xkAotm5j6I3OvcuZrmI8At8B4FbNrnEdWfqYYT4PT:m7vNJBZLwY7R6CO0udB8O1BDEdWfqtm

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8881

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file yahoo-messenger_setup.exe has been seen being distributed by the following URL.

http://409.dl.musterbewerbung.net/system/softwares/freedownload_server_com_files/000/591/453/.../yahoo-messenger_setup.exe

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