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Filegag_downloader_by_Filegag.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 Filegag_downloader_by_Filegag.exe, “Powered by BetterInstaller” by Somoto has been detected as adware by 13 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:
1.2.0.0

MD5:
e4f444555591519ea3ef8df4970ec989

SHA-1:
cf18840729b8ad7c1ca5d151aa1fb186c7af4b1d

SHA-256:
184579a0f9ce0892d4b98844ee48bb23582a4a9f6632d74faa63b5088debb4a1

Scanner detections:
13 / 68

Status:
Adware

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:
4/25/2024 4:44:01 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Somoto-B [PUP]
2014.9-140408

Comodo Security
TrojWare.Win32.Agent.suj
16797

Dr.Web
Adware.Somoto.8
9.0.1.098

ESET NOD32
Win32/Somoto (variant)
8.8709

F-Prot
W32/SomotoBetterInstaller.A
v6.4.7.1.166

Malwarebytes
PUP.Optional.Somoto
v2014.04.08.02

MicroWorld eScan
Win32/Somoto.A
15.0.0.294

Reason Heuristics
PUP.BetterInstaller.Somoto.DD
14.8.7.17

Sophos
Somoto BetterInstaller
4.91

SUPERAntiSpyware
Adware.Somoto
10679

Trend Micro House Call
TROJ_GEN.RCBH1JV
7.2.98

Trend Micro
TROJ_GEN.RCBCOCN
10.465.08

VIPRE Antivirus
Trojan.Win32.Generic
20710

File size:
154.4 KB (158,136 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Language:
Language Neutral

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

Digital Signature
Signed by:
Somoto Ltd.

Authority:
COMODO CA Limited

Valid from:
9/19/2011 8:00:00 PM

Valid to:
9/19/2014 7:59:59 PM

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 4:14:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
3072:K22ihA0m3BJP0A6eyAVU35U/n6JsyKNt35ZxY+:lA0m3D0AWH5UP61Et/xY+

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...
 
[+]

Entropy:
7.5665

Code size:
28.5 KB (29,184 bytes)

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

http://downloadcdn.betterinstaller.com/installers/f/.../Filegag_downloader_by_Filegag.exe

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