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windows-7-logon-screen-tweaker_15.exe

Unilogic Informática Ltda. - ME

This is part of the Installmatic installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application windows-7-logon-screen-tweaker_15.exe by Unilogic Informáticaa. - ME has been detected as adware by 28 anti-malware scanners. The program is a setup application that uses the Installmatic Setup installer. The file has been seen being downloaded from ultradownloads.com.br.
Publisher:
MultiInstall  (signed by Unilogic Informática Ltda. - ME)

Product:
MultiInstall

Version:
1.0.4.3

MD5:
88cb0593762967ba8055957664c394d6

SHA-1:
1affa703f4e9881ee06a67678b5130ef44772486

SHA-256:
ca8a7ec2f3600dd579cac02d0e89ce2192de988b3e5b0295de5325c708924c4c

Scanner detections:
28 / 68

Status:
Adware

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/27/2024 1:32:44 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.Strictor.42195
1105

Agnitum Outpost
Trojan.Vilsel
7.1.1

avast!
Win32:Downloader-TQT [PUP]
2014.9-140126

AVG
MalSign.Generic
2015.0.3583

Bitdefender
Gen:Variant.Adware.Strictor.42195
1.0.20.130

Bkav FE
W32.FamVT.ViselPMA
1.3.0.4613

Comodo Security
TrojWare.Win32.Vilsel.BWFW
17620

Dr.Web
DLOADER.Trojan
9.0.1.026

Emsisoft Anti-Malware
Gen:Variant.Adware.Strictor.42195
8.14.01.26.09

ESET NOD32
Win32/UltraDownloads (variant)
8.9297

Fortinet FortiGate
W32/Vilsel.B!tr
1/26/2014

F-Secure
Gen:Variant.Adware.Strictor.42195
11.2014-26-01_1

G Data
Gen:Variant.Adware.Strictor.42195
14.1.24

IKARUS anti.virus
AdWare.Win32.UltraDownloads
t3scan.2.2.29

K7 AntiVirus
Riskware
13.175.10852

Kaspersky
Trojan.Win32.Vilsel
14.0.0.4408

Malwarebytes
PUP.Optional.UltraDownloads
v2014.01.26.09

McAfee
PUP-FDZ!88CB05937629
5600.7239

MicroWorld eScan
Gen:Variant.Adware.Strictor.42195
15.0.0.78

NANO AntiVirus
Trojan.Win32.Vilsel.cqinxs
0.28.0.57029

nProtect
Trojan/W32.Vilsel.1404496
14.01.16.02

Panda Antivirus
Trj/Genetic.gen
14.01.26.09

Reason Heuristics
PUP.UnilogicInformaticaaME.b
14.8.7.21

Rising Antivirus
PE:Malware.UltraDownloads!6.54C
23.00.65.14124

Sophos
MultiInstall
4.96

Trend Micro House Call
TROJ_GEN.F47V0107
7.2.26

Vba32 AntiVirus
Trojan.Vilsel
3.12.24.3

VIPRE Antivirus
Trojan.Win32.Generic
25468

File size:
1.3 MB (1,404,496 bytes)

Product version:
1.0

Copyright:
MultiInstall

Trademarks:
MultiInstall

Original file name:
MultiInstall

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Installmatic Setup

Language:
Portuguese (Brazil)

Common path:
C:\users\{user}\downloads\windows-7-logon-screen-tweaker_15.exe

Digital Signature
Signed by:
Unilogic Informática Ltda. - ME

Authority:
COMODO CA Limited

Valid from:
1/23/2013 4:00:00 PM

Valid to:
1/24/2014 3:59:59 PM

Subject:
CN=Unilogic Informática Ltda. - ME, O=Unilogic Informática Ltda. - ME, STREET="Rua Formosa, 79 - CJ 103", L=São Bernardo do Campo, S=SP, PostalCode=09626-060, C=BR

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

Serial number:
00FD8880A4A691E96F314BC15B8A648DEB

File PE Metadata
Compilation timestamp:
10/2/2013 6:24:47 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
5.0

CTPH (ssdeep):
24576:YafUmTSDY4JVnZXcjyGsC+WjV3BvWv6AFoFfdY3:BfUrss3CNhWvWf

Entry address:
0x13CC

Entry point:
EB, 10, 66, 62, 3A, 43, 2B, 2B, 48, 4F, 4F, 4B, 90, E9, 98, 20, 4B, 00, A1, 8B, 20, 4B, 00, C1, E0, 02, A3, 8F, 20, 4B, 00, 52, 6A, 00, E8, DB, 01, 0B, 00, 8B, D0, E8, 7E, EF, 08, 00, 5A, E8, DC, EE, 08, 00, E8, B3, EF, 08, 00, 6A, 00, E8, 9C, 05, 09, 00, 59, 68, 34, 20, 4B, 00, 6A, 00, E8, B5, 01, 0B, 00, A3, 93, 20, 4B, 00, 6A, 00, E9, 93, 6B, 09, 00, E9, CA, 05, 09, 00, 33, C0, A0, 7D, 20, 4B, 00, C3, A1, 93, 20, 4B, 00, C3, 60, BB, 00, 50, B0, BC, 53, 68, AD, 0B, 00, 00, C3, B9, B4, 00, 00, 00, 0B, C9...
 
[+]

Entropy:
6.0692

Code size:
708 KB (724,992 bytes)

The file windows-7-logon-screen-tweaker_15.exe has been seen being distributed by the following URL.

http://ultradownloads.com.br/.../2,1019484.html

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