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wintoflash-setup.exe

The application wintoflash-setup.exe, “Powered by BetterInstaller” has been detected as a potentially unwanted program by 17 anti-malware scanners. The program is a setup application that uses the Somoto BetterInstaller installer, however the file is not signed with an authenticode signature from a trusted source. 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.
Description:
Powered by BetterInstaller

Version:
2.1.0.0

MD5:
f99bc70d827014c9cc08c6971b504093

SHA-1:
3796cc6cf4bc865f95ed543de5a9839a1d9f6ba8

SHA-256:
efc98043b5e2d3f36e4cfce1074e66dfc7859345195ad3cbf51605df6c7b1e53

Scanner detections:
17 / 68

Status:
Potentially unwanted

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

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:
4/23/2024 11:34:11 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Somoto
7.1.1

Avira AntiVirus
APPL/Somoto.Gen2
7.11.125.128

avast!
Win32:Somoto-F [PUP]
2014.9-140117

Baidu Antivirus
Trojan.Win32.Adware
4.0.3.14117

Bkav FE
W32.Clodc5c.Trojan
1.3.0.4677

Dr.Web
Adware.Downware.1184
9.0.1.017

ESET NOD32
Win32/Somoto
8.9300

F-Prot
W32/SomotoBetterInstaller.A
v6.4.7.1.166

G Data
Win32.Application.Somoto
14.4.24

K7 AntiVirus
Trojan
13.175.10867

Kaspersky
not-a-virus:Downloader.NSIS.Agent
14.0.0.3939

Malwarebytes
PUP.Optional.Somoto
v2014.01.17.07

NANO AntiVirus
Trojan.Win32.Agent.cruvhh
0.28.0.57029

Rising Antivirus
PE:Trojan.Win32.Generic.14AD62D1!346907345
23.00.65.14115

Trend Micro House Call
TROJ_SPNR.03I213
7.2.17

Trend Micro
TROJ_SPNR.03I213
10.465.17

VIPRE Antivirus
BetterInstaller
25484

File size:
142.2 KB (145,661 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller (using Nullsoft Install System)

Common path:
C:\users\{user}\downloads\wintoflash-setup.exe

File PE Metadata
Compilation timestamp:
12/6/2009 12:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:cQIURTXJGgu2YWUY5qG+kjZBH9ryo9MPbGO9:csju/vU+aZrry1PbZ9

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file wintoflash-setup.exe has been seen being distributed by the following URL.

http://downloadserver3.wintoflash.com/.../wintoflash-setup.exe

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