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sharebeastdownload.exe

Appit

Sergey Petrov

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions which inject ads in the browser. The application sharebeastdownload.exe, “Installer for Appit” by Sergey Petrov has been detected as adware by 21 anti-malware scanners. The program is a setup application that uses the WebPick InstalleRex (Tarma) installer. The setup program uses Web-Pick's InstalleRex download manager and installer to bundle potentially unwanted ad-supported software which includes toolbars and browser extensions through a pay-per-install monetization scheme.
Publisher:
GreatSoft  (signed by Sergey Petrov)

Product:
Appit

Description:
Installer for Appit

Version:
2014.2.18.1622

MD5:
1a2533f51282acad50e142beb70bb5e5

SHA-1:
807032f6a3d08d930dffebbc5471d886238321e8

SHA-256:
d7e650b98bef65cb7dcca7791f47e83778ab8ceccdf738e1476bc8e624ea18df

Scanner detections:
21 / 68

Status:
Adware

Explanation:
Uses the InstalleRex from WebPick Internet Holdings to install bundled add-ons including toolbars and other web browser extensions.

Analysis date:
4/25/2024 7:15:07 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.AntiFW
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
14.04.24

Avira AntiVirus
Adware/InstalleRex.MIK
7.11.145.40

avast!
Win32:InstalleRex-BI [PUP]
2014.9-140424

AVG
MalSign.Generic
2015.0.3495

Comodo Security
Application.Win32.InstalleRex.KG
18160

Dr.Web
Trojan.WebPick.16
9.0.1.0114

ESET NOD32
Win32/InstalleRex (variant)
8.9717

Fortinet FortiGate
Riskware/InstalleRex
4/24/2014

G Data
Win32.Application.EZDownloader
14.4.24

K7 AntiVirus
Trojan
13.176.11873

Kaspersky
Trojan.Win32.AntiFW
14.0.0.3968

Malwarebytes
PUP.Optional.Installex
v2014.04.24.11

McAfee
PUP-FHQ!1A2533F51282
5600.7151

NANO AntiVirus
Riskware.Win32.Downware.cukhmy
0.28.0.59492

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Reason Heuristics
Adware.WebPick.Installer.S
14.4.24.11

Rising Antivirus
PE:PUF.InstallRex!1.9E4C
23.00.65.14422

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downloader.AdLoad
3.12.26.0

VIPRE Antivirus
Installerex/WebPick
28570

File size:
325.1 KB (332,944 bytes)

Product version:
1.0.0.2

Copyright:
Copyright © 2014 GreatSoft

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

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

Digital Signature
Signed by:
Sergey Petrov

Authority:
COMODO CA Limited

Valid from:
8/21/2013 1:00:00 AM

Valid to:
8/22/2014 12:59:59 AM

Subject:
CN=Sergey Petrov, O=Sergey Petrov, STREET=Gaydara 13, L=Kyev, S=Kyev, PostalCode=01033, C=UA

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

Serial number:
0AD084E865D27CD546D21DB6EDF89D48

File PE Metadata
Compilation timestamp:
3/12/2013 8:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:cr1Bh9uEo2S1YnQmCX492DkwNP3qpYFDcYgQUskKWeFCEQOiCYOqmO5oT:cr1B3u6/eIo4ArVUBQCCYOqmO5oT

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Entropy:
7.8781

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

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