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4shared_downloader-2wnbwzrx.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 4shared_downloader-2wnbwzrx.exe by Somoto Israel has been detected as adware by 13 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 mediafire.bz.
Publisher:
Somoto Israel  (signed and verified)

MD5:
be5af5e39637874ce9e228c34a6e185f

SHA-1:
302c851f43dfaf76b3d0c095de4528b9a473bc5d

SHA-256:
ae836af10488203b74b8bbaeef454159846165fa2a025dc1380cc49f3e1112db

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:
4/27/2024 3:07:40 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Downloader
2015.0.3398

Clam AntiVirus
Trojan.Agent-267630
0.98/18355

Dr.Web
Trojan.MulDrop4.11744
9.0.1.0211

ESET NOD32
Win32/Somoto
8.9658

K7 AntiVirus
Unwanted-Program
13.176.11711

Malwarebytes
PUP.Optional.Somoto
v2014.07.30.08

McAfee
Artemis!BE5AF5E39637
5600.7054

Panda Antivirus
PUP/MultiToolbar.A
14.07.30.08

Qihoo 360 Security
Win32/Virus.Downloader.394
1.0.0.1015

Reason Heuristics
PUP.SomotoIsrael.BB
14.8.7.17

Sophos
Somoto BetterInstaller
4.98

Trend Micro House Call
TROJ_GEN.F47V0322
7.2.211

VIPRE Antivirus
Trojan.Win32.Generic
28178

File size:
231.4 KB (236,928 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Common path:
C:\users\{user}\downloads\4shared_downloader-2wnbwzrx.exe

Digital Signature
Signed by:
Somoto Israel

Authority:
COMODO CA Limited

Valid from:
7/8/2013 1:00:00 AM

Valid to:
7/9/2018 12:59:59 AM

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 10:14:15 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
6144:wJ380oKGMY0ZqGVFwdljvZRzul//pscPq77GEgAPy:wF80oKG7M8rZ9uZ/rPqvr6

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:
7.7629  (probably packed)

Code size:
30 KB (30,720 bytes)

The file 4shared_downloader-2wnbwzrx.exe has been seen being distributed by the following URL.

http://mediafire.bz/.../4shared_downloader-2wNbwZRx.exe

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