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idmoptimizerstablev2.exe

Somoto Ltd.

Somoto uses a monetization platform known as the 'Better Installer' to provide the ability of 3rd party developers to bundle various adware packages through an affiliate pay-per-install program. The application idmoptimizerstablev2.exe, “Powered by BetterInstaller” by Somoto has been detected as adware by 26 anti-malware scanners. The program is a setup application that uses the Somoto BetterInstaller installer. Includes the Somoto BetterInstaller, an adware installer that will bundle offers for additional third party applications, mostly adware toolbars, with legitimate softare and may be installed without adequate user consent.
Publisher:
Somoto Ltd.  (signed and verified)

Description:
Powered by BetterInstaller

Version:
2.0.0.0

MD5:
56f2e12d2250e09d35f55d625aa939d8

SHA-1:
de2fb65f9ef2d4eee4693300fed5cfc56620761d

SHA-256:
49357f77c2014f0a89e192b637b38980d5fd308e021dd8a2c95f50ff8e3cd5c0

Scanner detections:
26 / 68

Status:
Adware

Explanation:
Uses the Somoto 'BetterInstaller' to bundle additional (unwanted) software during install without adequate consent.

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 11:57:54 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Somoto
7.1.1

AhnLab V3 Security
PUP/Win32.BetterInstaller
14.03.30

Avira AntiVirus
APPL/Somoto.Gen2
7.11.140.58

avast!
Win32:PUP-gen [PUP]
2014.9-140330

AVG
AdInstaller.Somoto
2015.0.3520

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.14330

Clam AntiVirus
Adware.Somoto-1
0.98/18355

Comodo Security
Application.Win32.Somoto.A
18016

Dr.Web
Adware.Somoto.17
9.0.1.089

ESET NOD32
Win32/Somoto
8.9613

F-Prot
W32/SomotoBetterInstaller.A
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.176.11595

Kaspersky
not-a-virus:Downloader.NSIS.Agent
14.0.0.4093

Malwarebytes
PUP.Optional.Somoto.A
v2014.03.30.08

McAfee
Artemis!56F2E12D2250
5600.7176

NANO AntiVirus
Trojan.Win32.Agent.cruvdt
0.28.0.58720

Panda Antivirus
PUP/MultiToolbar.A
14.03.30.08

Qihoo 360 Security
Win32/Virus.Downloader.c73
1.0.0.1015

Quick Heal
Downloader.NSIS.Agent.as (Not a Virus)
3.14.12.00

Reason Heuristics
PUP.BetterInstaller.Somoto.U
14.8.7.17

Sophos
Somoto BetterInstaller
4.98

SUPERAntiSpyware
Adware.Somoto/Variant
10696

Trend Micro House Call
TROJ_GEN.F0C2C00BB14
7.2.89

Trend Micro
TROJ_GEN.F0C2C00BB14
10.465.30

Vba32 AntiVirus
Downloader.Agent
3.12.24.3

VIPRE Antivirus
BetterInstaller
27854

File size:
160.9 KB (164,792 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\idmoptimizerstablev2.exe

Digital Signature
Signed by:
Somoto Ltd.

Authority:
COMODO CA Limited

Valid from:
9/20/2011 2:00:00 AM

Valid to:
9/20/2014 1:59:59 AM

Subject:
CN=Somoto Ltd., O=Somoto Ltd., STREET=PO Box 58096, L=Tel Aviv, S=--, PostalCode=61580, C=IL

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

Serial number:
00841D099D16B738F34172FEEFE1D2574F

File PE Metadata
Compilation timestamp:
12/17/2010 10:14:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
3072:M22ihA0m3BJf0vv65CIdvU7DgDDopbMiyHaTsbdOMMwazKzrjCP2d8Ze3:nA0m3T0vv6hM7ccMi9Ts8MMwaGKUZ3

Entry address:
0x39AC

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, 7C, 01, 00, 00, E8, 97, 46, 00, 00, 83, EC, 0C, 68, 01, 80, 00, 00, E8, 42, 43, 00, 00, 6A, 00, E8, AB, 46, 00, 00, 6A, 08, A3, 88, 4C, 42, 00, E8, B1, 28, 00, 00, 6A, 00, 68, 60, 01, 00, 00, A3, 38, 4D, 42, 00, 8D, 85, 90, FE, FF, FF, 50, 6A, 00, 68, A4, A2, 40, 00, E8, F0, 45, 00, 00, 83, EC, 0C, 68, A5, A2, 40, 00, 68, 68, 4D, 42, 00, E8, EF, 2A, 00, 00, 83, C4, 18, E8, FE, 42, 00, 00, 52, 52, 50, 68, 00, D0, 42, 00, E8, DA, 2A, 00, 00, 57, 6A, 00, E8, 39, 42, 00, 00, 83...
 
[+]

Code size:
28.5 KB (29,184 bytes)

The file idmoptimizerstablev2.exe has been seen being distributed by the following 3 URLs.

http://garr.dl.sourceforge.net/project/.../IDMOptimizerStablev2.exe

http://optimate.dl.sourceforge.net/project/.../IDMOptimizerStablev2.exe

http://downloads.sourceforge.net/project/.../IDMOptimizerStablev2.exe

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