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flvplayer_downloader-nefyvazsd.exe

SITE ON SPOT Ltd.

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 flvplayer_downloader-nefyvazsd.exe by SITE ON SPOT has been detected as adware by 22 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:
SITE ON SPOT Ltd.  (signed and verified)

MD5:
2f1aabf4f1b05a87833641d37f043d32

SHA-1:
5837254547397dfa47298553769514cc77c5b1fb

SHA-256:
c9d2202fd2886ba63a559ea6d31ff6b6c957028712cd9fa8413a6480110f1c8a

Scanner detections:
22 / 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:
4/24/2024 10:32:35 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.Somoto.J
887

Avira AntiVirus
APPL/Somoto.hzis
7.11.170.44

avast!
NSIS:Somoto-H [PUP]
2014.9-140831

AVG
Generic
2015.0.3365

Baidu Antivirus
Adware.Win32.Agent
4.0.3.14831

Bitdefender
Application.Bundler.Somoto.J
1.0.20.1215

Clam AntiVirus
Win.Adware.Somoto
0.98/21411

Dr.Web
Trojan.Packed.26824
9.0.1.0243

Emsisoft Anti-Malware
Application.Bundler.Somoto
8.14.08.31.02

ESET NOD32
Win32/Somoto
8.10342

F-Secure
Application.Bundler.Somoto.J
11.2014-31-08_1

IKARUS anti.virus
PUA.Downloader.Somoto
t3scan.1.7.5.0

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.3322

McAfee
Artemis!2F1AABF4F1B0
5600.7021

MicroWorld eScan
Application.Bundler.Somoto.J
15.0.0.729

NANO AntiVirus
Riskware.Nsis.Adware.dbnhrj
0.28.2.61861

Panda Antivirus
Trj/CI.A
14.08.31.02

Qihoo 360 Security
Win32/Application.6bb
1.0.0.1015

Reason Heuristics
PUP.SITEONSPOT.EE
14.8.31.14

Sophos
Somoto BetterInstaller
4.98

SUPERAntiSpyware
PUP.Somoto/Variant
10388

VIPRE Antivirus
BetterInstaller
32704

File size:
219.8 KB (225,088 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Common path:
C:\users\{user}\downloads\flvplayer_downloader-nefyvazsd.exe

Digital Signature
Signed by:
SITE ON SPOT Ltd.

Authority:
Thawte, Inc.

Valid from:
6/28/2013 2:00:00 AM

Valid to:
6/29/2015 1:59:59 AM

Subject:
CN=SITE ON SPOT Ltd., O=SITE ON SPOT Ltd., L=Tel Aviv, S=NA, C=IL

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
3EE11B140A803DE260823157A875B8C5

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:S22ihA0m3BJX0onSB2Ah8sN67KdXp56o6a447f9UCCYXoUVYGakTGYpeVzEFr:NA0m3D0onlAiIzdanr4hoU6GZGYpii

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 flvplayer_downloader-nefyvazsd.exe has been seen being distributed by the following 3 URLs.

http://fsoft4down.com/.../FLVPlayer_downloader-NczF0Av3i.exe

http://www.izarc.org/.../IZArc419_Setup_downloader-I2C3hgBIr.exe

http://fsoft4down.com/.../FLVPlayer_downloader-NeFYVaZsD.exe

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