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installfont_downloader-48sszp9u.exe

Somoto Israel

This is the Somoto BetterInstaller, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application installfont_downloader-48sszp9u.exe by Somoto Israel has been detected as adware by 23 anti-malware scanners. The program is a setup application that uses the Somoto BetterInstaller installer. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from downloadcdn.filebulldog.com and multiple other hosts.
Publisher:
Somoto Israel  (signed and verified)

MD5:
a127f224a3d775b23b598cf3f7c920ac

SHA-1:
81f8a1e5463dd304f5b0ef9d3fbb06afddf692cf

SHA-256:
2d899ffc026d949dfe37354cba7bc0524bc1afe67472306dc15f5332b85c9d90

Scanner detections:
23 / 68

Status:
Adware

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

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:
4/23/2024 11:41:25 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.Somoto.I
582

Avira AntiVirus
TR/Sefnit.R
7.11.218.6

AVG
Downloader
2016.0.3060

Bitdefender
Application.Bundler.Somoto.I
1.0.20.915

Clam AntiVirus
Trojan.Agent-267630
0.98/21511

Dr.Web
Trojan.MulDrop4.11744
9.0.1.0183

ESET NOD32
Win32/Somoto potentially unwanted
9.11334

F-Secure
Application.Bundler.Somoto
11.2015-02-07_5

G Data
Application.Bundler.Somoto
15.7.25

K7 AntiVirus
Unwanted-Program
13.201.15288

Kaspersky
not-a-virus:Downloader.NSIS.Mazel
14.0.0.1797

McAfee
Artemis!A127F224A3D7
5600.6716

MicroWorld eScan
Application.Bundler.Somoto.I
16.0.0.549

NANO AntiVirus
Trojan.Nsis.Mazel.cwhyud
0.30.0.296

Norman
Agent.AYWIH
11.20150702

Panda Antivirus
PUP/MultiToolbar.A
15.07.02.01

Qihoo 360 Security
Trojan.Generic
1.0.0.1015

Reason Heuristics
PUP.Somoto.SomotoIsrael.Bundler (M)
15.7.2.13

Sophos
Somoto BetterInstaller
4.98

SUPERAntiSpyware
Trojan.Agent/Gen-Muldrop
9778

Vba32 AntiVirus
Downloader.Mazel
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic
38504

ViRobot
Trojan.Win32.S.Agent.239064.B[h]
2014.3.20.0

File size:
233.5 KB (239,064 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Common path:
C:\users\{user}\downloads\installfont_downloader-48sszp9u.exe

Digital Signature
Signed by:
Somoto Israel

Authority:
COMODO CA Limited

Valid from:
7/7/2013 8:00:00 PM

Valid to:
7/8/2018 7:59:59 PM

Subject:
CN=Somoto Israel, O=Somoto Israel, STREET=Habarzel 32, L=Tel Aviv, S=--, PostalCode=69700, C=IL

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

Serial number:
74F2E607D2905C0E3EA9C8AB59942D25

File PE Metadata
Compilation timestamp:
12/17/2010 4:14:15 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
3072:lhizgwyT3BJQ0ocGlZMY0B/UkoLJGCP8SlPQFE7d9cylIn7jy10J8U6mI5+BPwgB:PJ380ocGMY0ZqiiPQQG4Ajys6RRgAPG

Entry address:
0x380C

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, 7C, 01, 00, 00, E8, 87, 4D, 00, 00, 83, EC, 0C, 68, 01, 80, 00, 00, E8, 2A, 4A, 00, 00, 6A, 00, E8, 9B, 4D, 00, 00, 6A, 08, A3, 28, F9, 42, 00, E8, B1, 28, 00, 00, 6A, 00, 68, 60, 01, 00, 00, A3, D8, F9, 42, 00, 8D, 85, 90, FE, FF, FF, 50, 6A, 00, 68, 4C, A2, 40, 00, E8, E0, 4C, 00, 00, 83, EC, 0C, 68, 4D, A2, 40, 00, 68, 08, FA, 42, 00, E8, EF, 2A, 00, 00, 83, C4, 18, E8, E6, 49, 00, 00, 52, 52, 50, 68, 00, 80, 43, 00, E8, DA, 2A, 00, 00, 57, 6A, 00, E8, 29, 49, 00, 00, 83...
 
[+]

Entropy:
7.7643  (probably packed)

Code size:
30 KB (30,720 bytes)

The file installfont_downloader-48sszp9u.exe has been seen being distributed by the following 2 URLs.

http://downloadcdn.filebulldog.com/installers/cli/.../DownloadPapers_downloader-2GOZ4Pmm.exe

http://videoplayerfun.com/.../VideoPlayerSetup-cKCgKjMs.exe

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