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jrzfyer7.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 file jrzfyer7.exe by SITE ON SPOT has been detected as adware by 26 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:
21e7c93faf52b2afe32cc8728d1a2ccb

SHA-1:
6294fd2186745d0c04a9cacf97a44579c6a3b254

SHA-256:
003cf9eabf0a2f6a46f1148335102110c9ab5c1071ab648f4a2ae87b239b7423

Scanner detections:
26 / 68

Status:
Adware

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

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/26/2024 3:51:04 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.Somoto.J
6196279

AhnLab V3 Security
Win-PUP/Somoto
2014.12.19

Avira AntiVirus
APPL/Somoto.hzis
7.11.196.174

avast!
Somoto-P [PUP]
141214-1

AVG
Generic
2015.0.3256

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.141219

Bitdefender
Application.Bundler.Somoto.J
1.0.20.1765

Clam AntiVirus
Win.Adware.Somoto
0.98/19805

Dr.Web
Trojan.Packed.26824
9.0.1.05190

Emsisoft Anti-Malware
Application.Bundler.Somoto
9.0.0.4668

ESET NOD32
Win32/Somoto.G potentially unwanted application
7.0.302.0

F-Prot
W32/SomotoBetterInstaller.D.
v6.4.7.1.166

F-Secure
Application.Bundler.Somoto.J
11.2014-19-12_6

K7 AntiVirus
Unwanted-Program
13.188.14380

Kaspersky
not-a-virus:Downloader.NSIS.Mazel
15.0.0.543

Malwarebytes
PUP.Optional.Somoto.A
v2014.12.19.02

MicroWorld eScan
Application.Bundler.Somoto.J
15.0.0.1059

NANO AntiVirus
Riskware.Win32.Downware.digcac
0.28.6.64267

nProtect
Trojan-Clicker/W32.Agent.225088
14.12.18.01

Panda Antivirus
Trj/Chgt.E
14.12.19.02

Qihoo 360 Security
Malware.Radar03.Gen
1.0.0.1015

Quick Heal
AdWare.Agent.r7 (Not a Virus)
12.14.14.00

Reason Heuristics
PUP.SITEONSPOT.M
14.12.19.2

Sophos
PUA 'Somoto BetterInstaller'
5.09

SUPERAntiSpyware
PUP.Somoto/Variant
10169

VIPRE Antivirus
Threat.4150696
35418

File size:
219.8 KB (225,088 bytes)

Bundler/Installer:
Somoto BetterInstaller

Common path:
C:\users\{user}\appdata\local\temp\jrzfyer7.exe.part

Digital Signature
Signed by:
SITE ON SPOT Ltd.

Authority:
Thawte, Inc.

Valid from:
6/27/2013 5:00:00 PM

Valid to:
6/28/2015 4:59:59 PM

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 1:14:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
6144:NA0m3D0oJUiexiN+Ls3p6ad/0RvSOR8EEt:NA0iD0o6iQi2s3PdMdSpb

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:
7.7521  (probably packed)

Code size:
28.5 KB (29,184 bytes)

The file jrzfyer7.exe has been seen being distributed by the following URL.

http://fsoft4down.com/.../FLVPlayer_downloader-N1yFZDDCl.exe

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