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clicktosave.exe

Setup

Itzhak Shternberg

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 clicktosave.exe by Itzhak Shternberg has been detected as adware by 26 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:
Premium  (signed by Itzhak Shternberg)

Product:
Setup

Description:
Installer

Version:
2012.9.27.1933

MD5:
37daed5c70b9b48ed42d6fd066f6a54c

SHA-1:
5be88589fb4dee7ea5ebb2358b3286fb30163019

SHA-256:
9e0c017031cb3d818ca5070e85afbe02b76dffe66fc0ab584365691d16719a98

Scanner detections:
26 / 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:
4/18/2024 4:26:22 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstalleRex
7.1.1

Avira AntiVirus
ADWARE/InstallRex.Gen
7.11.141.56

avast!
Win32:InstalleRex-AW [PUP]
2014.9-160214

AVG
MalSign.Skodna
2017.0.2834

Bkav FE
HW32.CDB
1.3.0.4959

Clam AntiVirus
Win.Trojan.742388
0.98/19010

Comodo Security
Application.Win32.Bundledz.C
18046

Dr.Web
Adware.Downware.448
9.0.1.045

ESET NOD32
Win32/InstallMate potentially unwanted application
10.7.0.302.0

F-Prot
W32/Backdoor2.HMXY
v6.4.6.5.141

G Data
Win32.Application.InstalleRex
16.2.25

IKARUS anti.virus
PUA.InstallRex
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.203.15889

NANO AntiVirus
Riskware.Win32.Downware.ctkpjt
0.28.0.58873

nProtect
Backdoor/W32.Clack.301504
14.04.17.03

Panda Antivirus
PUP/TSUploader
16.02.14.04

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
PUA.Itzhakshte.Gen
2.16.14.00

Reason Heuristics
PUP.WebPick.ItzhakShternberg.Installer (M)
16.2.14.4

Rising Antivirus
PE:PUF.InstallRex!1.9E4C
23.00.65.16212

Sophos
InstallRex
4.98

SUPERAntiSpyware
Trojan.Agent/Gen-InstallMate
9325

Total Defense
Win32/Tnega.aDQSBaD
37.0.10856

Trend Micro House Call
HV_INSTALLREX_CI1953E7.RDXN
7.2.45

VIPRE Antivirus
Trojan.Win32.Generic
28012

Zillya! Antivirus
Trojan.Genome.Win32.241815
2.0.0.1790

File size:
294.4 KB (301,504 bytes)

Product version:
1.0

Copyright:
Copyright © 2010 Premium

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

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

Digital Signature
Signed by:
Itzhak Shternberg

Authority:
COMODO CA Limited

Valid from:
6/8/2012 2:00:00 AM

Valid to:
6/9/2013 1:59:59 AM

Subject:
CN=Itzhak Shternberg, O=Itzhak Shternberg, STREET=Belkind 2, L=Tel Aviv, S=Israel, PostalCode=62154, C=IL

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

Serial number:
009DFDC7DD83734FFB61F158A9759A6F69

File PE Metadata
Compilation timestamp:
8/22/2012 4:07:13 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:406sehnP8zOWy66Z6jef4EVZDDdHv3CtnUviZ1RfxiRMz5A8uh36OjBD:406s2nPeDh6YjI4E3DDxr0RfxMMzi8uZ

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...
 
[+]

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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