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[share_ebook] crafting.exe

Yakov Cohen

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 [share_ebook] crafting.exe, “Installer for StarApp” by Yakov Cohen has been detected as adware by 35 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:
StarApp  (signed by Yakov Cohen)

Product:
StarApp

Description:
Installer for StarApp

Version:
2013.7.4.1638

MD5:
0fe734679303cc94259b13e8ea7fe30a

SHA-1:
85622363e86d99ca17dd48556f309fc80e2b8331

SHA-256:
c50350ffdd3f23273c825e29c334521a10972a186267cac4ba6825ed0bc506fa

Scanner detections:
35 / 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 3:23:33 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.Generic.571614
6321631

Agnitum Outpost
PUA.InstalleRex
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.12.30

Avira AntiVirus
ADWARE/InstallRex.Gen
7.11.198.178

avast!
Win32:InstalleRex-X [PUP]
141214-1

AVG
Adware Generic5.BIHD
2014.0.4235

Bitdefender
Adware.Generic.571614
1.0.20.1820

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.6267

Clam AntiVirus
Win.Adware.Agent-6600
0.98/19855

Comodo Security
Application.Win32.InstalleRex.KG
20528

Dr.Web
Adware.Downware.1166
9.0.1.05190

Emsisoft Anti-Malware
Adware.Generic.571614
9.0.0.4668

ESET NOD32
Win32/InstalleRex.J potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/InstalleRex
12/30/2014

F-Prot
W32/InstallRex.B
4.6.5.141

F-Secure
Adware.Generic.571614
5.13.68

G Data
Adware.Generic.571614
14.12.24

IKARUS anti.virus
PUA.TDownloader
t3scan.1.8.5.0

K7 AntiVirus
Unwanted-Program
13.188.14484

Kaspersky
not-a-virus:AdWare.Win32.Agent
15.0.0.543

Malwarebytes
PUP.Optional.Installex
v2014.12.30.01

McAfee
PUP-FHQ
5600.6901

MicroWorld eScan
Adware.Generic.571614
15.0.0.1092

NANO AntiVirus
Riskware.Win32.Agent.crfila
0.30.0.64448

Norman
Adware.Generic.571614
29.12.2014 07:19:03

Panda Antivirus
PUP/TSUploader
14.12.30.01

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.B5
12.14.14.00

Reason Heuristics
Adware.WebPick.Installer.X
14.12.30.1

Rising Antivirus
PE:Trojan.DL.Win32.AntiFW.a!1075355932
23.00.65.141228

Sophos
PUA 'InstallRex'
5.09

SUPERAntiSpyware
Adware.InstalleRex/Variant
10147

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.14871
35418

Zillya! Antivirus
Dropper.Injector.Win32.56002
2.0.0.2021

File size:
291.9 KB (298,880 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2012 StarApp

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\[share_ebook] crafting.exe

Digital Signature
Signed by:
Yakov Cohen

Authority:
COMODO CA Limited

Valid from:
8/1/2012 7:00:00 PM

Valid to:
8/2/2013 6:59:59 PM

Subject:
CN=Yakov Cohen, O=Yakov Cohen, STREET=Rodenski 10, L=Tel Aviv, S=Israel, PostalCode=69360, C=IL

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

Serial number:
009AF809F48BC879375BE578151D15C51C

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:jrk/9uEo2S1YnQmCX492DkwNP3qpYFYjwrShcFvViiyeVMPNuyloTaTuEGs:jrk1u6/eIo4+mhcF9iiyaMPNFlo53s

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:
7.9528

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file [share_ebook] crafting.exe has been seen being distributed by the following URL.

http://applicationsforeveryy.asia/.../?product_name=[share_ebook] Crafting &installer_file_name=[share_ebook] Crafting &r=351

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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